The CMX DA-4240 is a professional 4-channel Class-D power amplifier engineered to deliver powerful, efficient, and crystal-clear audio for commercial public address and sound reinforcement systems. Featuring 4 × 240W RMS output, it supports both 100V line and 8 Ohm speaker systems, making it an ideal solution for multi-zone commercial and industrial audio installations.

Powered by advanced Class-D amplifier technology, the DA-4240 offers exceptional energy efficiency, low heat generation, and reduced power consumption while maintaining high-fidelity sound with minimal distortion. Its compact 1U rack-mount chassis enables seamless installation into standard equipment racks, maximizing space efficiency in professional audio systems.

With four independent amplifier channels, the DA-4240 can drive multiple speaker zones simultaneously, making it ideal for schools, universities, offices, hotels, hospitals, shopping malls, conference centers, factories, warehouses, airports, transportation terminals, stadiums, and places of worship requiring dependable multi-zone audio distribution.

Designed for continuous operation, the amplifier incorporates reliable protection circuitry to ensure stable performance, equipment safety, and long service life. The CMX DA-4240 is the perfect solution for public address, emergency paging, background music, and professional sound reinforcement applications.

Key Features

• 4-channel Class-D power amplifier
• 4 × 240W RMS output power
• Supports both 100V line and 8 Ohm speaker systems
• Advanced high-efficiency Class-D amplifier technology
• Compact 1U rack-mount chassis
• Four independent amplifier channels
• Low heat generation and reduced power consumption
• Crystal-clear audio with low distortion
• Built-in protection circuitry for reliable operation
• Ideal for multi-zone public address and background music systems
• Easy integration into standard equipment racks
• Suitable for schools, hotels, hospitals, offices, factories, warehouses, and commercial facilities