The Ecler AURA-4B300 is a professional four-channel Class D commercial amplifier designed for installed audio systems requiring flexible, reliable amplification across multiple zones or loudspeaker circuits. Delivering 4 x 300W, it is suitable for hospitality, retail, education, corporate, leisure and other commercial audio applications. Each amplifier channel supports 2Ω, 4Ω and 8Ω low-impedance loudspeakers alongside 70V and 100V distributed speaker systems. This flexibility allows a single amplifier platform to be used across a wide range of installation requirements, from conventional low-impedance loudspeakers to larger commercial 100V systems. The AURA-4B300 also supports bridge operation by pairs of channels, providing up to 600W per bridged output at 4Ω or 8Ω. Output modes are selected using rear-panel controls, allowing the amplifier to be configured to suit different loudspeaker and system requirements. Four balanced analogue inputs and four amplified outputs are provided via secure Euroblock connectors. Individual inputs can also be linked to Input 1, simplifying installations where the same audio source needs to be distributed across several amplifier channels. High-efficiency Class D amplification is combined with a universal regulated power supply featuring PFC, automatic standby and dual-fan cooling. Comprehensive protection includes AC, DC, HF, short-circuit, thermal and clip limiting protection to help provide dependable long-term operation in professional installations. Individual front-panel level controls provide straightforward adjustment and can be locked using rear-panel switches once the system has been commissioned. The AURA-4B300 is suitable for standard 19" rack installation or desktop use and is supplied with the required mounting hardware and accessories.

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The Cloud CA2250 is a professional-grade 2-channel Class-D power amplifier designed for commercial audio installations requiring flexibility, efficiency, and reliable performance. Delivering 2 x 250W of output power, it provides a scalable amplification solution for both distributed 70V/100V systems and low impedance loudspeaker configurations. Part of Cloud’s trusted CA Series, the CA2250 is engineered for integration into multi-zone systems across hospitality, retail, education, and commercial environments, offering installers a powerful and adaptable amplification platform. High Performance 2-Channel Amplification The CA2250 delivers 250W per channel, providing a total system output of 500W. This makes it suitable for driving multiple speaker circuits or zones within a commercial environment. Its output capability ensures consistent audio performance across: Retail and shopping environments Bars, pubs, and restaurants Offices and commercial buildings Education and public address systems Leisure and fitness venues This level of output allows the amplifier to support both background and foreground audio applications. Supports 100V Line and Low Impedance Systems A key strength of the CA2250 is its ability to operate across both high impedance and low impedance systems. Each channel can be configured independently to drive: 70V or 100V line loudspeaker systems 4Ω or 8Ω low impedance speakers This flexibility allows the amplifier to be used in: Distributed ceiling speaker systems Wall-mounted speaker installations Hybrid systems combining multiple speaker types Retrofit upgrades or new installations The transformerless design reduces weight and improves efficiency compared to traditional amplifier designs. Intelligent Power Sharing for System Flexibility The CA2250 features intelligent power sharing, allowing its total 500W output to be distributed dynamically across both channels when operating in 100V line mode. This enables: Efficient use of available power Flexibility when zones have uneven speaker loads Optimised system design without overspecifying equipment This is particularly useful in commercial environments where different areas require varying levels of audio coverage. Energy Efficient Class-D Design Utilising Class-D amplification, the CA2250 delivers high output with reduced power consumption and heat generation. This results in: Lower operating costs Reduced cooling requirements Lightweight and compact design Reliable continuous operation An automatic power down (APD) feature further enhances efficiency by reducing power consumption to less than 2.5W when idle. The amplifier automatically wakes when an input signal is detected, ensuring seamless operation. Professional Connectivity and Control The CA2250 is designed for straightforward integration into commercial AV systems, featuring: Balanced line-level inputs via Phoenix connectors Per-channel input gain controls Link outputs for cascading amplifiers Rear panel DIP switches for configuration Optional Dante compatibility is available via an add-on interface card, enabling integration into networked audio systems for advanced installations. This makes the amplifier suitable for both standalone and networked audio environments. Built for Reliability and Protection The CA2250 includes a comprehensive suite of protection features to ensure long-term reliability: Thermal protection Overcurrent protection DC offset detection Switch-on delay for speaker protection Variable-speed forced-air cooling These features ensure stable operation in demanding commercial environments where systems are expected to run continuously. Installation-Ready Rack Design Housed in a standard 2U 19-inch rack format, the CA2250 is designed for straightforward installation into equipment racks and AV cabinets. Front-panel LED indicators provide clear monitoring of signal, peak, protection, and power status for each channel. Its robust construction and installer-focused layout make it suitable for both new installations and system upgrades. Ideal Applications The Cloud CA2250 is widely used across professional commercial audio systems: Multi-zone background music systems Hospitality venues and retail environments Corporate and office installations Education and campus-wide audio Public address and paging systems Industrial and warehouse audio Its flexibility and scalability make it a strong choice for a wide range of applications.

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The Bose Professional Veritas 2160BH is a high-performance 2-channel commercial amplifier designed for distributed 70V and 100V audio systems. Delivering 2 x 160W of clean, efficient power, it provides a scalable solution for multi-zone installations requiring consistent coverage, advanced control, and simplified integration. As part of the Bose Veritas series, the 2160BH combines premium DSP processing, Bluetooth connectivity, and intuitive front-panel control, making it an ideal central amplifier for modern commercial audio environments. It is particularly suited to venues requiring both background music and paging functionality across multiple zones. Dual-Zone Control for Flexible Audio Distribution The Veritas 2160BH supports two independent output zones, allowing separate audio control across different areas of a venue. Each zone can operate independently, with its own volume control and source selection, providing flexibility in multi-area installations. This makes it particularly effective in: Bars and restaurants with multiple seating areas Retail environments requiring different music zones Hotels and hospitality venues Conference and event spaces Education and commercial buildings The ability to manage multiple zones from a single amplifier simplifies system design while maintaining operational flexibility. Optimised for 70V / 100V Distributed Audio Systems Designed specifically for high-impedance speaker systems, the Veritas 2160BH efficiently powers distributed loudspeaker networks with consistent clarity and coverage. Its 2 x 160W output ensures: Reliable performance across multiple speakers Consistent sound levels over long cable runs Efficient system expansion without additional amplification This makes it ideal for medium to large commercial installations. Integrated Bluetooth and Multi-Source Connectivity The amplifier includes Bluetooth 5.0 connectivity, allowing wireless audio streaming directly from smartphones, tablets, or laptops. Additional input options include: RCA stereo inputs for music sources Balanced Euroblock inputs for professional integration Dedicated paging input for announcements This flexible connectivity ensures compatibility with both modern streaming sources and traditional AV equipment. Advanced DSP for Superior Audio Performance The Veritas 2160BH features integrated digital signal processing (DSP), delivering optimised sound quality across a range of environments. Key DSP features include: Dynamic EQ for consistent tonal balance at all volume levels Up to 30 selectable EQ presets for speaker optimisation Opti-Voice technology for enhanced speech intelligibility These features ensure both music playback and announcements are delivered with clarity and precision. Paging and Priority Integration The amplifier includes a dedicated paging input with priority functionality, allowing announcements to override background music when required. This ensures clear communication in environments where paging is essential. Typical applications include: Retail announcements Hospitality venue communication Education and campus-wide systems Corporate and public buildings Opti-Voice processing ensures speech remains clear and intelligible even in noisy environments. Intuitive OLED Interface and Setup The front-panel OLED display provides a simple and intuitive interface for system setup and control. A built-in QR code allows quick access to setup guidance, streamlining installation for both professionals and end users. A rotary encoder allows quick navigation of settings, enabling: Input selection Volume adjustment EQ configuration System monitoring This reduces setup time and simplifies ongoing operation. Remote Control and System Integration The Veritas 2160BH supports remote level control via Bose or third-party wall controllers, enabling localised control within zones. It also includes: Mute contact for emergency system integration Control inputs for external system management This ensures compatibility with commercial AV control systems and safety requirements. Reliable Performance with Professional Build Quality Designed for continuous operation, the Veritas 2160BH includes active cooling and robust internal protection circuitry, ensuring stable performance in demanding environments. Its 1U rack-mount design allows easy integration into equipment racks, making it suitable for both new installations and system upgrades. Ideal Applications The Bose Veritas 2160BH is widely deployed across commercial environments: Multi-zone hospitality venues Retail and shopping environments Hotels and conference centres Education and campus installations Corporate and office spaces Public address and paging systems Its combination of power, flexibility, and control makes it a strong choice for modern distributed audio systems.

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The Ecler AURA-2B900 is a high-output, professional 2-channel Class-D power amplifier engineered for demanding commercial audio installations. Delivering an impressive 2 x 900W RMS output, it provides the power, flexibility, and reliability required for large-scale distributed audio and foreground sound systems. As part of Ecler’s AURA Series, the AURA-2B900 is designed to simplify system design while maintaining exceptional performance across both low impedance and 70V/100V line applications, making it a highly versatile solution for installers working across multiple sectors. High Power Output for Large-Scale Installations The AURA-2B900 delivers 900W per channel at 4Ω, providing substantial headroom for larger venues and demanding audio environments. This level of output makes it ideal for: Large hospitality venues such as bars, clubs, and hotels Retail environments and shopping centres Corporate and conference facilities Education campuses and public buildings Fitness and leisure venues For applications requiring even greater output, the amplifier supports bridge mode, delivering up to 2000W at 4Ω for high-power mono configurations. Dual Compatibility: Low and High Impedance Systems A key advantage of the AURA-2B900 is its ability to operate across both low impedance (2Ω, 4Ω, 8Ω) and high impedance (70V/100V) systems via rear panel configuration. This enables: Use in distributed ceiling speaker systems Integration into existing 100V line installations Deployment in traditional low impedance speaker setups Hybrid system designs combining both formats This flexibility makes it suitable for both new builds and system upgrades without requiring additional amplification hardware. Flexible Dual and Bridge Mode Operation The AURA-2B900 supports both dual channel (stereo) and bridge mode operation, allowing installers to configure the amplifier based on system requirements. Dual mode enables independent operation of both channels Bridge mode combines channels for maximum output This adaptability ensures the amplifier can support a wide range of system designs, from multi-zone distribution to high-power mono applications. High Efficiency Class-D Amplification Utilising Class-D technology, the AURA-2B900 delivers high output with excellent energy efficiency and reduced heat generation. Benefits include: Lower power consumption Reduced operating temperatures Compact 1U rack design Reliable long-term performance The amplifier is engineered with an optimised power supply and power factor correction (PFC), ensuring efficient electrical performance in continuous-use environments. Advanced Protection and Reliability The AURA-2B900 includes a comprehensive protection suite designed to safeguard both the amplifier and connected loudspeakers: Thermal protection Overload and short-circuit protection Anti-clipping system DC and high-frequency protection Auto standby function These features ensure stable and reliable operation in demanding commercial environments. Installer-Focused Design and Control Designed with professional installation in mind, the AURA-2B900 includes a range of practical features: Euroblock input and output connectors with locking system Input link functionality for simplified signal routing Front-panel volume controls with rear-panel locking for security LED indicators for signal, clip, protect, and status monitoring These features allow for efficient setup, secure operation, and straightforward system management. Cooling and Continuous Operation The amplifier incorporates fan-assisted cooling to maintain thermal stability during high-output operation. This ensures consistent performance even in environments where the system is running continuously under load. Ideal Applications The Ecler AURA-2B900 is widely used across professional AV installations: Large multi-zone hospitality systems Retail and shopping centre audio Corporate and conference AV systems Education and campus-wide installations Public address and paging systems Fitness, leisure, and sports facilities Its combination of power and flexibility makes it particularly suitable for larger and more complex audio systems.

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The Bose PowerSpace P2600A is a high-performance 2-channel Class-D power amplifier designed to deliver clean, reliable amplification for commercial audio installations. With 2 x 600W of output power and integrated AmpLink digital connectivity, it provides a flexible and scalable solution for modern distributed audio systems. Engineered for professional environments, the P2600A combines high output, installation versatility, and simplified system integration, making it ideal for hospitality, retail, corporate, and education applications. High Output Amplification for Commercial Systems The PowerSpace P2600A delivers 600W per channel, providing substantial headroom for medium to large-scale audio systems. This level of output ensures consistent performance across: Retail and shopping environments Bars, restaurants, and hospitality venues Corporate and conference facilities Schools and public buildings Its high output capability allows it to drive multiple speaker circuits while maintaining clarity and reliability. Load-Independent Output for Maximum Flexibility A key feature of the P2600A is its load-independent output design, allowing full power to be delivered to either low impedance (4–8Ω) or high impedance (70V/100V) speaker systems without the need for bridging. This enables: Seamless integration into distributed 100V systems Use with traditional low impedance loudspeakers Simplified system design without complex configuration This flexibility makes it suitable for both new installations and system upgrades. I-Share Power for High-Demand Zones The amplifier includes Bose’s I-Share functionality, allowing both channels to be combined to deliver up to 1200W into a single output. This is particularly useful for: Driving high-power speaker zones Supporting larger areas with increased demand Reducing the need for additional amplification hardware This feature enhances system scalability while maintaining efficiency. AmpLink Digital Audio Integration The P2600A features Bose AmpLink connectivity, enabling multiple channels of uncompressed, low-latency digital audio to be transmitted via a single Cat5 cable from compatible DSP processors. Benefits include: Reduced cabling complexity Faster installation times Improved system reliability with fewer connection points This makes it ideal for integration into Bose DSP ecosystems and advanced commercial AV systems. Efficient Class-D Design Utilising Class-D amplification technology, the P2600A delivers high output with improved energy efficiency and reduced heat generation. This results in: Lower operating costs Reduced cooling requirements Compact 1U rack design Reliable performance in continuous-use environments The amplifier also features auto-standby functionality, reducing power consumption when no audio signal is present and automatically reactivating when needed. Professional Connectivity and Integration The P2600A is designed for seamless integration into commercial AV systems, featuring: Balanced analogue inputs via Euroblock connectors AmpLink digital input and through connection Speaker outputs via terminal block connectors Independent channel level control This ensures compatibility with mixers, DSP processors, and control systems in both standalone and networked installations. Installation-Ready Rack Design Housed in a standard 1U 19-inch rack format, the P2600A is designed for efficient installation into equipment racks. Its compact design allows for high power density within minimal rack space. Front-panel LED indicators provide clear monitoring of power, signal, and system status, supporting easy system management. Ideal Applications The Bose PowerSpace P2600A is widely used across professional commercial audio environments: Retail stores and shopping centres Bars, restaurants, and hospitality venues Corporate and conference spaces Education and campus installations Public address and distributed audio systems Its combination of power, flexibility, and digital integration makes it particularly suitable for expanding or upgrading existing systems.

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The Ecler AURA-2B1800 is a high-power two-channel Class D commercial amplifier designed for professional installed audio systems requiring substantial output, flexible loudspeaker compatibility and reliable long-term operation. Supporting both low and high impedance configurations, each channel can be configured for 2Ω, 4Ω or 8Ω loudspeakers, as well as 70V and 100V distributed systems. The AURA-2B1800 delivers up to 1800W per channel at 4Ω or 70V/100V, with up to 2400W available at 2Ω, making it suitable for demanding commercial and professional audio installations. Bridge mode provides considerably higher single-channel output, with up to 4600W available at 4Ω or 3400W at 8Ω. This flexibility allows the amplifier to accommodate a wide range of loudspeaker configurations, from distributed commercial systems through to high-output low-impedance installations. Two balanced analogue inputs and two amplified outputs are provided through secure Euroblock connectors with an anti-pulling locking system. Channels can also be linked to Input 1 using rear-panel controls, allowing a single source to feed both amplifier channels without additional signal distribution equipment. High-efficiency Class D amplification is combined with a universal regulated power supply featuring PFC and dual fan cooling. Automatic standby helps reduce power consumption when the system is inactive, while thermal, overload, short-circuit, DC, HF and anti-clipping protection provide dependable operation in permanent installations. Individual front-panel level controls provide straightforward adjustment and can be locked using rear-panel switches once the system has been commissioned. Designed for standard 19" rack installation or desktop use, the AURA-2B1800 is well suited to hospitality, retail, education, corporate, leisure, sports and other professional AV environments.

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The Optimal Audio SmartAmp 20 is a compact, high-performance 4-channel DSP power amplifier designed to deliver flexible, efficient amplification for modern commercial audio systems. Combining Class-D efficiency, integrated DSP, and intelligent power sharing, it provides a scalable solution for installations requiring multiple channels of amplification within minimal rack space. Built to integrate seamlessly with Optimal Audio loudspeakers and control systems, the SmartAmp 20 is ideally suited to hospitality, retail, education, and corporate environments where performance, flexibility, and ease of deployment are essential. Four Channels of Flexible Amplification The SmartAmp 20 delivers 4 x 125W of output power, with each channel capable of driving either low impedance (4Ω–16Ω) or 70V/100V line loudspeaker systems. This multi-channel configuration makes it ideal for: Multi-zone background music systems Distributed ceiling speaker installations Mixed-use commercial environments Systems requiring separate speaker runs from a single amplifier By consolidating four channels into a single unit, it reduces the need for multiple amplifiers and simplifies system design. Intelligent Power Sharing for Efficient System Design A key differentiator of the SmartAmp 20 is its power sharing capability. Power is shared between pairs of channels, allowing unused capacity from one channel to be reallocated to another where required. For example, if one channel is lightly loaded, additional power can be delivered to a more demanding speaker circuit. This enables: More efficient use of available power Reduced need to overspec amplifiers Greater flexibility in system design This feature is particularly valuable in installations with uneven speaker loads or varying zone requirements. Integrated DSP for Optimised Performance The SmartAmp 20 includes built-in digital signal processing tailored specifically for Optimal Audio loudspeakers. DSP functionality includes: Pre-configured EQ presets for Optimal Audio speakers Integrated limiter protection Automatic optimisation of system performance These presets are selected via rear-panel switches, enabling quick setup without the need for external DSP or software configuration. This ensures consistent sound quality and reliable operation across all connected loudspeakers. Compatible with 100V Line and Low Impedance Systems The SmartAmp 20 supports both distributed 70V/100V systems and traditional low impedance speaker configurations, making it suitable for a wide range of installations. This flexibility allows it to be used in: Ceiling speaker systems in retail and hospitality Wall-mounted speaker installations Hybrid systems combining different speaker types New installations or retrofit projects This dual capability ensures long-term adaptability as system requirements evolve. Efficient Class-D Design Utilising Class-D amplifier technology, the SmartAmp 20 delivers high output with improved efficiency and reduced heat generation. Benefits include: Lower power consumption Reduced cooling requirements Lightweight and compact design Reliable performance in continuous-use environments The amplifier is also Energy Star compliant, supporting energy-efficient operation in commercial installations. Compact, Installation-Friendly Form Factor The SmartAmp 20 features a half-width 1U rack design, allowing two units to be mounted side-by-side within a single rack space. This enables: Up to 8 channels of amplification in 1U Efficient use of rack space Flexible installation in compact systems It can also be deployed in desktop or wall-mounted configurations, providing additional installation flexibility. Professional Connectivity and Integration The SmartAmp 20 is designed for seamless integration into commercial AV systems, featuring: 4 balanced line inputs via Euroblock connectors Link outputs for cascading additional amplifiers Euroblock speaker outputs for secure connections This ensures compatibility with mixers, DSP systems, and zone controllers, supporting both standalone and integrated system designs. Ideal Applications The Optimal Audio SmartAmp 20 is widely used across commercial environments: Bars, restaurants, and cafés Retail stores and shopping environments Hotels and hospitality venues Education facilities and classrooms Corporate offices and meeting spaces Fitness studios and leisure venues Its multi-channel capability makes it particularly suitable for installations requiring multiple speaker zones.

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The Ecler AURA-4B600 is a professional four-channel Class D commercial amplifier designed for installed audio systems requiring high output power, flexible loudspeaker compatibility and reliable long-term operation. Delivering 4 x 600W at 4Ω, it provides substantial amplification for hospitality, education, retail, corporate, leisure and other professional AV installations. Each amplifier channel supports low-impedance 2Ω, 4Ω and 8Ω loudspeakers alongside 70V and 100V distributed speaker systems. With all channels driven, the AURA-4B600 delivers up to 800W per channel at 2Ω, 600W at 4Ω and 300W at 8Ω, as well as 600W per channel when operating 70V or 100V systems. Bridge mode provides additional flexibility for higher-powered loudspeakers and subwoofers, delivering up to 1300W at 4Ω or 900W at 8Ω from each bridged channel pair. Rear-panel switches allow output modes to be configured by channel pairs to suit different system requirements. Four balanced analogue inputs and four amplified outputs are provided using secure Euroblock connectors with an anti-pulling locking system. Individual channels can also be linked to Input 1, simplifying installations where a common audio signal needs to be distributed across multiple amplifier channels. High-efficiency Class D amplification is combined with a universal regulated power supply featuring power factor correction, automatic standby and dual-fan cooling. DC, HF, short-circuit, thermal and clip limiting protection help provide dependable operation within permanent professional audio systems. Individual front-panel level controls allow straightforward adjustment and can be locked using rear-panel switches once the installation has been commissioned. Its 1U 19" rack format provides a compact solution for high-power multi-channel commercial amplification.

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The Bose PowerSpace P21000A is a flagship high-power 2-channel Class-D amplifier designed for demanding commercial audio installations. Delivering an impressive 2 x 1000W of output power, it provides exceptional performance, flexibility, and scalability for large distributed audio systems. Engineered for seamless integration within Bose Professional ecosystems, the P21000A combines high-output amplification with AmpLink digital connectivity, enabling efficient system design with reduced cabling complexity. Ultra High Power for Large-Scale Installations The PowerSpace P21000A delivers 1000W per channel, providing substantial headroom for large venues and high-demand audio environments. This level of output makes it particularly suitable for: Large hospitality venues and multi-room environments Retail stores and shopping centres Conference centres and corporate facilities Education campuses and public buildings Warehouses and industrial installations Its high output ensures consistent audio coverage across long cable runs and extensive speaker networks. Load-Independent Output for Maximum Flexibility A key feature of the P21000A is its load-independent output design, allowing full power delivery to both low impedance (4–8Ω) and high impedance (70V/100V) speaker systems without the need for bridging. This enables: Simplified system configuration Seamless integration into distributed audio systems Compatibility with a wide range of loudspeaker types This flexibility significantly reduces installation complexity and improves system scalability. I-Share Technology for High-Power Zones The P21000A features Bose I-Share technology, allowing both amplifier channels to be combined to deliver up to 2000W into a single output zone. This is ideal for: High-power speaker zones Large open-plan spaces Areas requiring increased audio impact This capability enhances system efficiency by reducing the need for additional amplifiers. AmpLink Digital Audio Integration The integrated AmpLink interface allows the P21000A to receive up to eight channels of uncompressed, low-latency digital audio over a single Cat5 cable from compatible Bose DSP processors. Key benefits include: Reduced cabling and installation time Fewer connection points, improving system reliability Clean digital signal transmission without degradation This makes the amplifier particularly suited to modern, networked AV systems. Efficient Class-D Performance Utilising Class-D amplification technology, the P21000A delivers high output with excellent energy efficiency and reduced heat generation. This results in: Lower power consumption Reduced cooling requirements Compact 1U rack design Reliable continuous operation An auto-standby mode further improves efficiency by reducing power usage when no signal is present and automatically reactivating when needed. Professional Connectivity and Integration The P21000A is designed for seamless integration into commercial AV systems, offering: Balanced analogue inputs via Euroblock connectors AmpLink digital input and through connection High-power speaker outputs via terminal blocks Independent channel level control This ensures compatibility with mixers, DSP processors, and control systems in both standalone and integrated environments. Installation-Ready Design Housed in a compact 1U 19-inch rack format, the P21000A is designed for efficient installation in equipment racks. Despite its high output, it maintains a relatively lightweight and space-efficient footprint. Front-panel LED indicators provide clear system status monitoring, including signal presence, clipping, and protection states, supporting easy system management. Ideal Applications The Bose PowerSpace P21000A is widely used across professional commercial audio environments: Large-scale hospitality and leisure venues Retail and shopping centres Corporate and conference AV systems Education and campus-wide audio Public address and paging systems Its combination of power and flexibility makes it particularly suited to high-demand installations.

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The Ecler AURA-8B150 is a professional eight-channel Class D commercial amplifier designed for multi-zone and distributed audio installations requiring compact, flexible and reliable amplification. Delivering 8 x 150W, it provides a highly efficient solution for hospitality, retail, education, corporate, leisure and other commercial audio environments. Each amplifier channel can operate with 2Ω, 4Ω or 8Ω low-impedance loudspeakers, as well as 70V and 100V distributed speaker systems. This allows the AURA-8B150 to accommodate a wide range of loudspeaker configurations within a single amplifier platform. Bridge mode is also supported, providing up to 300W at 4Ω or 8Ω from each bridged channel pair. Output modes are configured in pairs from the rear panel, making it straightforward to adapt the amplifier to different system requirements. Eight balanced analogue inputs and eight amplified outputs are provided using secure Euroblock connections. Individual channels can also be linked to Input 1, simplifying installations where a common audio source needs to be distributed across multiple amplifier channels. High-efficiency Class D amplification is combined with a regulated universal power supply featuring PFC, automatic standby and dual-fan cooling. Integrated AC, DC, HF, short-circuit, thermal and clip limiting protection helps provide dependable long-term operation in fixed professional installations. Individual front-panel level controls provide convenient adjustment and can be locked from the rear panel once the installation has been commissioned. Housed within a compact 1U 19" rack format, the AURA-8B150 provides eight channels of flexible commercial amplification while minimising rack space requirements.

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The Ecler AURA-4B600 is a high-performance 4-channel Class-D power amplifier engineered for professional multi-zone commercial audio installations. Delivering 4 x 600W RMS output, it provides a powerful and scalable amplification solution for distributed sound systems requiring flexibility, efficiency, and long-term reliability. As part of Ecler’s AURA Series, the AURA-4B600 is designed to simplify system architecture by combining multiple amplification channels into a single compact unit, making it ideal for complex installations where rack space, power distribution, and control are critical. Four Channels of High-Power Amplification The AURA-4B600 delivers 600W per channel at 4Ω across four independent outputs, allowing multiple zones or speaker circuits to be powered from a single amplifier. This multi-channel capability makes it particularly suitable for: Multi-zone hospitality venues Retail environments with separate audio areas Corporate offices and meeting spaces Education facilities and campuses Fitness centres and leisure venues By consolidating four channels into one unit, it reduces the need for multiple amplifiers, simplifying installation and system management. Designed for Multi-Zone and Distributed Audio Systems The AURA-4B600 is purpose-built for installations requiring independent control across multiple areas. Each channel can be configured individually, enabling flexible system design for different zones or speaker groups. An input link function allows channels to be routed from a single source where required, simplifying mono distribution or system expansion. This makes it ideal for: Zoned background music systems Paging and announcement systems Distributed audio across large buildings Compatible with 100V Line and Low Impedance Systems A key advantage of the AURA-4B600 is its ability to support both low impedance (2Ω, 4Ω, 8Ω) and high impedance (70V/100V) systems via rear-panel configuration. This enables: Use in distributed ceiling speaker systems Integration into existing 100V line installations Deployment in traditional low impedance setups Hybrid system configurations This flexibility allows installers to deploy the amplifier across a wide range of applications without changing hardware. Dual and Bridge Mode Operation The amplifier supports both dual channel operation and bridge mode, allowing channel pairs to be combined for higher output when required. In bridge mode: Channel pairs can deliver up to 1300W at 4Ω Ideal for high-power mono applications This adaptability ensures the amplifier can meet both distributed and high-output requirements within a single system. High Efficiency Class-D Performance The AURA-4B600 utilises Class-D amplification technology, delivering high output with improved energy efficiency and reduced heat generation. Benefits include: Lower power consumption Reduced heat output Compact 1U rack design Reliable continuous operation The amplifier also features a specially designed power supply optimised for efficient electrical consumption. Advanced Protection and Reliability Designed for demanding commercial environments, the AURA-4B600 includes a comprehensive protection suite: Thermal protection Overload and short-circuit protection Anti-clipping system Power Factor Correction (PFC) Auto standby function These features ensure stable performance and protect both the amplifier and connected loudspeakers during continuous operation. Installer-Focused Design and Control The AURA-4B600 includes practical features to simplify installation and operation: 4 balanced analogue inputs via Euroblock connectors 4 speaker outputs via secure Euroblock terminals Input linking for simplified signal routing Front-panel volume controls with rear-panel locking LED indicators for signal, clip, protect, and standby status These features allow for efficient setup, secure operation, and easy system monitoring. Cooling and Continuous Operation The amplifier incorporates active fan cooling to maintain stable performance during sustained high-output operation. This ensures reliable use in installations where the system is expected to run continuously. Ideal Applications The Ecler AURA-4B600 is widely used across commercial AV installations: Multi-zone hospitality venues Retail and shopping centre audio systems Corporate and conference environments Education and campus-wide audio Public address and paging systems Fitness and leisure facilities Its four-channel architecture makes it particularly suited to complex or large-scale installations.

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The Cloud CA4250 is a professional 4-channel Class-D power amplifier engineered for scalable commercial audio systems. Delivering 4 x 250W of output power, it provides a total of 1000W across four independent channels, making it an efficient and space-saving solution for multi-zone installations. Designed as part of Cloud’s highly regarded CA Series, the CA4250 combines flexible configuration, intelligent power management, and energy-efficient operation, making it ideally suited to hospitality, retail, education, and commercial environments where distributed audio is required. Four Channels of Flexible Amplification The CA4250 provides four independent 250W channels, allowing multiple zones or speaker circuits to be powered from a single amplifier. This significantly reduces rack space requirements and simplifies system design compared to using multiple smaller amplifiers. This makes it particularly effective for: Multi-zone hospitality venues Retail environments with separate departments Offices and corporate spaces Schools and public buildings Warehouses and industrial installations Its multi-channel architecture allows each zone to be controlled and configured independently, providing maximum flexibility in system design. Designed for 100V Line and Low Impedance Systems The CA4250 supports both high impedance (70V/100V line) and low impedance (4Ω or 8Ω) speaker systems, selectable per channel via rear panel configuration. This dual compatibility enables: Distributed ceiling speaker systems Wall-mounted speaker installations Hybrid systems combining speaker types Retrofit upgrades and new installations The transformerless Class-D design reduces weight and improves efficiency while maintaining full compatibility with commercial speaker systems. Intelligent Power Sharing for Efficient System Design A key feature of the CA4250 is its intelligent power-sharing capability. In 100V line mode, the amplifier can distribute its total 1000W output across channel groups, allowing power to be allocated where it is most needed. This enables: Efficient use of total available power Flexibility when zones have uneven speaker loads Reduced need to overspec amplification This is particularly valuable in real-world installations where different areas of a venue require varying audio coverage. Energy Efficient Class-D Performance The CA4250 utilises Class-D amplification technology, delivering high output with improved energy efficiency and reduced heat generation. Additional efficiency features include: Automatic Power Down (APD) reducing standby consumption to under 2.5W Remote standby and wake-up control for system integration Reduced cooling requirements compared to traditional amplifiers This ensures lower operating costs and improved long-term energy performance in commercial environments. Professional Connectivity and Control The amplifier is designed for seamless integration into commercial AV systems, featuring: Balanced line-level inputs via Phoenix connectors Per-channel gain controls for system balancing Link outputs for cascading additional amplifiers Rear-panel DIP switches for routing and configuration Optional Dante compatibility is available via an add-on interface card, allowing integration into networked audio systems for more advanced installations. Built for Reliability and Continuous Operation The CA4250 includes a comprehensive protection suite to ensure stable and reliable performance: Thermal protection and monitoring Overcurrent limiting DC offset protection Switch-on delay to protect connected loudspeakers Variable-speed forced-air cooling These features ensure dependable operation in demanding commercial environments where systems may run continuously. Installation-Ready 2U Rack Design Housed in a standard 2U 19-inch rack format, the CA4250 is designed for straightforward installation into AV racks and equipment cabinets. Front-panel LED indicators provide clear monitoring of power, signal, and protection status for each channel. Its robust construction and installer-focused layout make it suitable for both new installations and system upgrades. Ideal Applications The Cloud CA4250 is widely deployed across commercial audio systems: Multi-zone background music systems Hospitality venues and restaurants Retail stores and shopping centres Corporate offices and meeting spaces Education and campus installations Public address and paging systems Its four-channel configuration makes it particularly suitable for medium to large-scale distributed audio systems.

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