The Behringer KM400 Professional Stereo Power Amplifier is a powerful and reliable amplification solution designed for live sound, studio systems, and commercial installations.
Delivering up to 400 watts in bridge mode, the KM400 combines robust performance with Behringer’s ATR (Accelerated Transient Response) technology for tight low-end punch, clarity, and dynamic response. With professional balanced XLR inputs, secure twist-lock speaker connections, and built-in protection circuitry, the KM400 is engineered for dependable operation in demanding audio environments.
Key Features
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400W Professional Power Amplifier
Flexible stereo and bridge-mode operation for multiple speaker configurations
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ATR (Accelerated Transient Response) Technology
Enhanced transient accuracy and dynamic punch for clear, powerful sound
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Multiple Output Configurations
- 2 × 190W @ 4 Ohms
- 2 × 120W @ 8 Ohms
- 400W Bridge Mode @ 8 Ohms
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Zero-Attack Limiters
Protects speakers and amplifier circuitry from overload without sacrificing performance
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Balanced XLR Inputs
Clean, noise-free signal transmission for professional audio systems
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Signal & Clip LEDs
Instant visual monitoring of amplifier status and performance
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Switch-Mode Power Supply
Efficient operation with excellent transient response and reduced weight
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Front-to-Back Ventilation System
Maintains stable operating temperatures during extended use
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Rugged 2U Rackmount Design
Durable all-steel chassis built for touring and fixed installations
Applications
Perfect for:
- Live PA systems
- Commercial audio installations
- Studio monitoring systems
- Churches and venues
- DJ and event audio systems
- Rack-mounted sound reinforcement setups
Specifications
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Brand: Behringer
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Model: KM400
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Amplifier Type: Stereo power amplifier
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Rack Size: 2U
Power Output
- 2 × 190W @ 4 Ohms
- 2 × 120W @ 8 Ohms
- 400W @ 8 Ohms (Bridge Mode)
Connectivity
- Balanced XLR inputs
- Twist-lock speaker outputs
Features
- ATR technology
- Zero-attack limiters
- Signal LEDs
- Clip LEDs
- Switch-mode power supply
- Front-to-back cooling ventilation
Why Choose the KM400?
The KM400 delivers the ideal balance of power, reliability, and professional connectivity for demanding sound applications. With advanced transient response technology, protective limiting, and flexible operating modes, it provides dependable performance for both portable and installed audio systems.
