Hertz Cento CP 5.1K - 5 Channel Amplifier

Discover the essence of car audio excellence with the Hertz CENTO POWER CP 5.1K. This five-channel amplifier is certified for Hi-Res Audio, ensuring a frequency response from 10 Hz to 41 kHz, for the most authentic listening experience.

Boasting an efficiency greater than 85% within its compact, aluminium diecast casing, the CP 5.1K is fully bridgeable and offers full Ready to Plug connectivity for effortless installation.

With its adjustable input levels and comprehensive control set, this model is perfect for those who demand superior sound quality and aesthetic refinement in their vehicle’s audio system.

Features

• Hi-Res Audio Certified: Delivers outstanding sound quality with a frequency response from 10 Hz to 41 kHz.
• Optimal Power-to-Size Ratio: Encased in a compact aluminum diecast body, this 4-channel ADC (Advanced Class-D) amplifier provides a high efficiency of over 85%, while being fully bridgeable.
• Ready to Plug Connections: Designed for easy installation with durable long-term Molex connections.
• Sophisticated Design: Features an elegant LED status indicator, solid machined terminal block, and a removable top panel that shields the control panel.
• Accessible Top Controls: Ensures all adjustments are easily reachable, even after installation.
• Comprehensive Control Settings: Includes adjustable input levels, high/band/low-pass crossover filters, bass boost, and a subsonic filter for fine-tuning sound.
• Universal Compatibility: Comes with an integrated Universal Speaker Simulator, adapting input sensitivity from 1.6 to 40 Vrms for compatibility with new class SB Head Units.
• Electric Vehicle Ready: Functions optimally with a power supply range of 9 to 18 Vdc, suitable for electric vehicles.
• Advanced Noise Rejection: Features balanced input circuitry for both Pre-in and Speaker-in connections.
• Automatic Remote Turn-On/Off: Activated by OEM radio speaker outputs.
• Full-Range Pre-Outs: Available with both Speaker-In and Pre-in level inputs.
• HRC 02 Remote Control Compatibility: Allows for customized subwoofer level adjustments.

Technical Specifications

Power Supply

• Nominal power supply voltage (fuse): 11 ÷ 15 VDC (2 x 30 A)
• Operating power supply voltage: 9 ÷ 18 VDC
• Idling current: 1.90 A
• Standby current draw: 4 uA
• Consumption, MIN load impedance (Max Musical Power): 48 A
• Remote IN: 4 ÷ 17 VDC (1 mA)
• ART - Automatic Remote Turn on/off from SPK-IN (BTL radio only): 1.5 VDC
• Efficiency: 83%

Amplifier Stage

• Distortion - THD @ 100 Hz, 70% Rated Power: 0.01 % (F/R Ch) - 0.06 % (SUB Ch)
• Damping factor @ 1 kHz, 1W: 160 (F/R Ch) - 180 (SUB Ch)
• Bandwidth @ -3 dB: 10Hz ÷ 47kHz (F/R Ch) - 10Hz ÷ 500Hz (SUB Ch)
• S/N ratio (A-weighted @ 1 V Input): 101 dBA (F/R Ch) - 116 dBA (SUB Ch)
• Minimum load impedance:
  
• @ 5 Ch: 2 Ω
  
• @ 3 Ch: 4 Ω + 4 Ω + 2 Ω
  
• Adjustable Crossovers: yes

Output Power

• Output power (RMS) @ 1% THD:
• 5Ch @ 4Ω: 80 W x 4 + 330 W x 1
  
• 5Ch @ 2Ω: 130 W x 4 + 510 W x 1
  
• 3Ch @ 2Ω / 4Ω: 260 W x 2 + 510 W x 1
  
• 2Ch @ 4Ω: 260 W x 2 + 320 W + 1
  
• Total Power: 1030 W

Input Filters

• Inputs: Pre-In / Speaker-In
• Pre Out: Full Range (Front)
• Pre-In sensitivity: 0.32 ÷ 8 VRMS
• Speaker-In sensitivity: 1.6 ÷ 40 VRMS
• Front Ch Hi-Pass: Full / 50-5000Hz 12dB/Oct.
• Rear Ch Hi-Pass: Full / 50-5000Hz 12dB/Oct.
• Sub Ch Lo-Pass: 50 ÷ 500 Hz @ 24 dB/Oct.
• Bass Boost 50Hz: 0 ÷ 9 dB
• Subsonic Hi-Pass: 25 Hz @ 24 dB/Oct.
• Sub Remote Volume Control: -20 ÷ 6 dB (Active on Rear Ch with LPF ON)

Further Information

Hertz Cento CP 5.1K - User Manual (Web)