CP 1.2K

Ch: 1 | 1200 W
Step into a world of refined bass with the Hertz CENTO POWER CP 1.2K This mono amplifier is engineered for high efficiency, reaching an efficiency greater than 89% within a compact, robust aluminum diecast casing. The CP 1.2K is designed to integrate seamlessly into both traditional and modern vehicle setups, thanks to its Universal Speaker Simulator and a wide operating voltage range suitable for electric vehicles. It features advanced noise rejection capabilities to ensure crystal-clear sound quality. With adjustable input levels, a low-pass crossover filter, a bass boost, and a subsonic filter, this amplifier allows for precise customization of your sound, making it an ideal choice for those seeking powerful, immersive bass without compromise.
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General Specs
Channels 1
Amp class D
POWER SUPPLY
Nominal power supply voltage (fuse) 11 ÷ 15 VDC (2 x 35 A)
Operating power supply voltage 9 ÷ 18 VDC
Idling current 0.85 A
Standby current draw 4.5 uA
Consumption, MIN load impedance (Max Musical Power) 50 A
Remote IN 4 ÷ 17 VDC (1 mA)
ART - Automatic Remote Turn on/off from SPK-IN (BTL radio only) 1.5 VDC
Efficiency 89%
AMPLIFIER STAGE
Distortion - THD @ 100 Hz, 70% Rated Power 0,03 %
Damping factor @ 1 kHz, 1W 140
Bandwidth @ -3 dB 10 Hz ÷ 500 Hz
S/N ratio (A-weighted @ 1 V Input) 102 dBA
Minimum load impedance
@ 1 Ch: 2 Ω
Adjustable Crossovers yes
Output Power
Output power (RMS) @ 1% THD:
1Ch @ 4Ω 650 W x 1
1Ch @ 2Ω 1200 W x 1
Total Power 1200 W
INPUTS / FILTERS
Inputs Pre-In / Speaker-In
Pre Out Hi-Pass 50 ÷ 250Hz @ 12 dB/Oct.
Pre-In sensitivity 0.32 ÷ 8 VRMS
Speaker-In sensitivity 1.6 ÷ 40 VRMS
Sub Ch Lo-Pass OFF / 50 ÷ 250 Hz @ 24 dB/Oct.
Bass Boost 50Hz 0 ÷ 9 dB
Subsonic Hi-Pass OFF / 25 Hz @ 24 dB/Oct.
Sub Remote Volume Control -20 ÷ 6 dB (Active on Rear Ch with LPF ON)
Physical Specs
CP 1.2K
Weight Kg lbs
2.44 5.37
Accessories
CP 1.2K
HRC 02
Optional remote volume control

CP1.2K subwoofer level can be adjusted (-20 ÷ 6 dB) using the optional HRC 02 remote control. HRC 02  is ready for tape surface mounting, screw surface mounting, and recessed mounting, thanks to the provided accessories.

Discover more on HRC 02 product page.

Features
CP 1.2K
  • Optimal Power-to-Size Ratio: Encased in a compact aluminum diecast body, this monophonic ADC (Advanced Class-D) amplifier provides high efficiency 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, variable phase control, 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.
Technologies
CP 1.2K

Up to 89% efficiency thanks to ADC (Advanced D-Class) output stage.

CP 1.2K

Thanks to the built-in USS technology (Universal Speakers Simulator), DIECI POWER amplifiers can be correctly connected to head units with a “speaker load detection” function that monitors the presence of a low-impedance load to enable the audio outputs.

CP 1.2K

Cento Power amplifiers are ultra-compact to ensure effortless installations in the increasingly narrow spaces of modern vehicles or the factory amp area.

CENTO POWER AMPLIFIERS

Unleashing High-Performance Sound with Cutting-Edge Technology

Advanced Power. Exceptional Sound. Ultimate Efficiency

Hertz proudly presents the new Cento Power series, designed for those who demand high-performance sound without compromise. Built on the latest Advanced D-Class (ADC) technology, Cento Power amplifiers deliver superior power efficiency with a compact and elegant design. Whether you’re upgrading your car audio system for crystal-clear sound or deep, immersive bass, Cento Power is engineered to meet your highest expectations.

The Cento Power CP 5.1K and CP 4.800 are certified for Hi-Res Audio, offering an extended frequency response up to 41 kHz. This allows them to reproduce the full dynamic range of high-resolution audio files, ensuring every detail of your music is captured with precision.

PEERLESS POWER
FOR HIGH-RESOLUTION
AUDIO EXPERIENCE

Optimal Power-to-Size Ratio

Designed to pack high power in a sleek, compact aluminum body, ensuring maximum efficiency.

Plug & Play Installation

All models feature Molex connections for easy and reliable long-term installation.

Elegant Design

A sophisticated look with an LED status indicator and a removable top panel to protect the control interface.

Comprehensive Controls

Adjustable input levels, crossover filters, bass boost, subsonic filters, and phase control for complete sound customization.

Universal Compatibility

Integrated Universal Speaker Simulator adapts input sensitivity from 1.6 to 40 Vrms for compatibility with modern head units.

Electric Vehicle Ready

Optimized for a power supply range of 9 to 18 Vdc, making them compatible with electric vehicles.

Advanced Noise Rejection

Balanced input circuitry ensures clean sound quality, free from interference.

Full-Range Pre-Outs

Flexibility to expand your audio system with both Speaker-In and Pre-In level inputs.

HRC 02 Remote Control

Optional remote control for easy subwoofer level adjustments on the go.
Features an elegant LED status indicator and a removable top panel that shields the control panel​

Cutting-Edge Class-D Technology

All models in the Cento Power line feature Hertz’s innovative Advanced D-Class (ADC) technology. This allows for top-tier power output with over 85% efficiency, reducing heat and power consumption while maintaining exceptional sound clarity. The compact aluminum diecast chassis provides both durability and sleek aesthetics, fitting perfectly into any car setup.

Comprehensive Control Settings

Accessible Top Controls

Ensures all adjustments are easily reachable, even after installation.

Includes adjustable input levels, high/band/low-pass crossover filters, bass boost, and a subsonic filter for fine-tuning sound

Universal Compatibility

Comes with integrated USS, adapting input sensitivity from 1.6 to 40 Vrms for
compatibility with new class SB Head Units.

Plug&play Cables

Designed for easy installation with durable long-term Molex connections and Plug&Play cables provided

ELECTRIC VEHICLE READY

Functions optimally with a power supply range of 9 to 18 Vdc, suitable for electric vehicles.

HRC 02 Remote Control Compatibility

Allows for customized subwoofer level adjustments for all the models

SCREW SURFACE MOUNTING

TAPE SURFACE MOUNTING

RECESSED MOUNTING

MODEL POWER W RMS POWER BRIDGE W RMS CH.MODE SIZE W x H x D mm/in.
CP 5.1K 80 x 4 + 330 @4Ω
130 x 4 + 510 @2Ω
3Ch: 260 x 2 + 320 x 1 @4Ω
3Ch: 260 x 2 @4Ω + 510 x 1 @2Ω
5 - 3 255 x 170 x 48
10.39 x 6.7 x 1.89
CP 4.800 110 x 4 @ 4Ω
190 x 4 @ 2Ω
3Ch:100 x 2 + 400 x 1
3Ch: 190 x 2 @2Ω + 380 x 1 @4Ω
2Ch: 380 x 2 @4Ω
4 - 3 - 2 205 x 155 x 48
8.07 x 6.1 x 1.89
CP 1.2K 650 x 1 @ 4Ω
1200 x 1 @ 2Ω
Mono 255 x 170 x 48
10.39 x 6.7 x 1.89
CP 1.700 400 x 1 @ 4Ω
700 x 1 @ 2Ω
Mono 205 x 155 x 48
8.07 x 6.1 x 1.89

Experience your music like never before.

Discover the perfect balance of power, efficiency, and elegance with the Hertz Cento Power series.

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