Cloud CA4250 4 Channel Amplifier

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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... Read more

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£1,439.00 Incl. VAT

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    Description

    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.

    Specifications

    • Channels: 4
    • Power: 4x 250W RMS
    • Load: 100V & Low Impedance
    • Power Sharing: Yes
    • Auto Power Down: Yes
    • Dimensions: 482.6 mm x 88 mm x 381.8 mm
    • Weight: 7.10Kg

    © 2026 The AV Barn, A Trading Name of Essex Sound & Light Limited.

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