The JBL CSMA240 is a professional commercial mixer-amplifier designed for installed sound applications that demand reliable performance, flexibility, and energy efficiency. Featuring 8 input channels and dual 40W output channels, it leverages JBL’s advanced DriveCore™ technology to deliver clear, consistent audio across low-impedance, 70V, or 100V speaker systems.
Its fanless design ensures quiet operation, while the illuminated control knobs allow for easy adjustments even in low-light environments. The CSMA240 also supports remote volume control through the JBL CSR-V wall controller, enabling scalable integration for commercial installations.
JBL CSMA240 Key Features
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8 input channels with 2 × 40W output channels
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DriveCore™ technology for high-efficiency amplification and low heat
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Built-in 70V and 100V output options
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Fanless, silent operation for quiet commercial environments
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Space-saving 1U rackmount chassis (rack kit included)
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Energy Star® certified for energy-efficient performance
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Illuminated control knobs for easy visibility and adjustments
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CSR-V remote volume control compatible
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Universal power supply
Applications
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Restaurants, retail, and hospitality venues
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Corporate offices and conference rooms
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Classrooms and educational facilities
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Distributed 70V/100V paging and background music systems
Specifications
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Power Output: 2 × 40W
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Inputs: 8
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Outputs: 2 channels
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Voltage Modes: 70V / 100V / Low Impedance
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Cooling: Fanless
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Rack Mounting: 1U rack kit included
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Remote Control: CSR-V compatible
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Certifications: Energy Star®
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Dimensions: 1U rack height, standard 19” width
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Control: Illuminated knobs for volume, input selection, and output settings
The JBL CSMA240 provides scalable, reliable, and professional audio for any commercial installation. With multiple inputs and dual output channels, it’s perfect for background music, paging, and public address systems. Its compact, fanless design ensures quiet operation, while the Energy Star® certification ensures low power consumption. Designed for flexibility and ease of use, the CSMA240 integrates seamlessly with other JBL Commercial Series products.
