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Atlas Sound CP400 Dual Channel Commercial Power Amplifier

B&H # ATCP400 Mfr # CP400
Usually ships in 7-14 business days

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This item is usually Drop Shipped from the MFR/Distributor within 7-14 business days (subject to availability). Your order will be charged at the time of placing the order with the vendor. Item is non-cancelable and non-returnable.

International Orders*
For international orders, credit cards will be charged at time you place your order.

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Not eligible for free Expedited Shipping
Product Highlights
  • Compact Design
  • Stereo, Bridge, and Mono Modes
  • Barrier Strip and XLR Inputs
  • 25/70.7/100V and Direct Coupled Outputs
  • XLR Loop Through
  • Toroidal Transformers
  • Fan Cooling
  • Power Up Muting
  • Stepped Rear Attenuators
  • Limiting and Protection Circuitry

The CP400 Dual Channel Commercial Power Amplifier from Atlas Sound is a compact and versatile amplifier designed for professional applications. The sturdy rackmount amplifier features 2 independent channels which can be configured for stereo, mono, or bridged operation to meet your specific needs. The CP400 has barrier strip and XLR inputs, plus XLR loop through connectors for excellent connectivity. There are 25, 70.7, and 100V outputs, plus 2, 4, and 8 ohm direct outputs on barrier strips for further compatibility. The barrier strips have covers for safety.

The amplifier uses toroidal output transformers to provide full electrical isolation and to meet worldwide safety agency approval. The unit has dual speed, high-efficiency fan cooling to keep internal components running smoothly. Soft clip limiter protection and front-panel LED indicators keep audio levels in check and prevent clipping. Integrated short-circuit, temperature, and DC offset protection circuitry provides reliable performance and longevity. A power up muting feature protects your speakers from loud pops when powering up the amplifier.

Compact rackmount design with a durable metal chassis
The 2 independent channels provide maximum channel separation and ultra low distortion
The amp can be configured for stereo, mono, or bridged operation to meet your specific needs
Barrier strip and XLR inputs, plus XLR loop through connectors provide excellent connectivity
The 25, 70.7, and 100V outputs let you connect to large distributed sound systems, while 2, 4, and 8 ohm direct outputs let you connect to speakers directly. The outputs are provided on barrier strips for excellent compatibility, and covers are provided for safety
Toroidal output transformers provide full electrical isolation and meet worldwide safety agency approval
Dual speed, high-efficiency fan cooling keeps internal components running smoothly
Soft clip limiter protection and front-panel LED indicators keep audio levels in check and prevent clipping
Integrated short-circuit, temperature, and DC offset protection circuitry provides reliable performance and longevity
A power up muting feature protects your speakers from loud pops when powering up the amplifier
Output Power Direct Outputs:
160W/Channel @ 8 Ohms
240W/Channel @ 4 Ohms
270W/Channel @ 2 Ohms
500W Bridged Mono @ 8 Ohms
600W Bridged Mono @ 4 Ohms

Transformer Outputs:
175W @ 25V
200W @ 70.7V
200W @ 100V
400W @ 140V Bridged
400W @ 200V Bridged
Damping Factor > 200dB @ 8 Ohms, 10Vrms
Input Sensitivity 1.25V @ 8 Ohms
Input Impedance Balanced: 20 kOhms
Unbalanced: 10 kOhms
Gain 32dB
Frequency Response Direct Outputs: 30Hz - 50kHz ±3dB
Transformer Outputs: 30Hz - 16kHz ±3dB
Signal-to-Noise Ratio >100dB, 8 Ohms per Channel @ 240W
Total Harmonic Distortion (THD) < .05% @ 8 Ohms, 1kHz, 240W/Channel
Input Connectors 2 x XLR Inputs
1 x Barrier Strip
Output Connectors 2 x XLR Loop Through Outputs
2 x Barrier Strips
Controls Front Panel Power Switch
Controls Rear Panel 1 x Mode Selector Switch
2 x Level Control Knobs (41 Steps)
Indicators LEDs for Power, Protect, Signal, and Limit
Cooling Dual Speed Fan, Temperature Controlled
Protection Protection Circuitry for Output Offset Voltage, Heat Sink Overheat, Transformer Overheat, Load Shorting, Power On/Off, and Soft Clip Limiters
Power Consumption Idle: 0.41A, 38W, 130 BTU
Average: 2.4A, 291W, 992 BTU
Max: 7.3A, 876W, 2989 BTU
Dimensions (HxWxD) 5.19 x 19 x 16.85" (132 x 483 x 428mm)
Weight 47 lbs (21.4kg)
Atlas Sound CP400 Dual Channel Commercial Power Amplifier
  • 3-Year Limited Warranty
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