The CMX CS-4400 is a high-performance 4 Channel Class-D Power Amplifier delivering 4 × 400W RMS output, engineered for commercial public address (PA) systems and professional sound reinforcement applications. Utilizing advanced Class-D amplification technology, it provides powerful, crystal-clear audio with exceptional energy efficiency, low heat generation, and reliable long-term performance.

Supporting 8 Ohm, 4 Ohm, and 2 Ohm speaker loads, the CS-4400 offers maximum flexibility for a wide range of speaker configurations. It also features Bridge Mode, allowing two amplifier channels to be combined into a single high-power output for applications requiring increased power. This versatility makes it suitable for both multi-channel stereo systems and high-output mono installations.

Built in a compact 1U rack-mount chassis, the CS-4400 maximizes rack space while delivering dependable performance. It is ideal for conference centers, hotels, schools, auditoriums, shopping malls, stadiums, houses of worship, entertainment venues, office buildings, factories, and other commercial facilities requiring reliable four-channel audio amplification.

Key Features

• Four Channel Class-D Power Amplifier
• 4 × 400W RMS Output Power
• Supports 8 Ohm Speaker Systems
• Compatible with 4 Ohm & 2 Ohm Loads
• Bridge Mode for Higher Output Power
• High-Efficiency Class-D Amplification
• Compact 1U Rack Mount Design
• Low Heat Generation and Energy Efficient
• Stable and Reliable Audio Performance
• Suitable for Commercial PA Systems
• Ideal for Background Music and Paging Applications
• Easy Installation and Operation