SKU: 20601458264

HERTZ Dieci Power DP 4.400 - 4 Channel Amplifier

Sale price$121.50 Regular price$135.00
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Ships within 48 hours · Estimated delivery Jul 15 - Jul 20

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Description

HERTZ Dieci Power DP 4.400 - 4 Channel AmplifierHertz DIECI POWER amplifier DP 4. 400 is an audio powerhouse designed to elevate your car audio experience to unprecedented heights. Boasting High Resolution Audio Certification, this amplifier delivers an impressive frequency response of 10 Hz to 45 kHz, ensuring that every nuance of your music is faithfully reproduced with crystal clear precision. Despite its compact size, the DP 4. 400 packs a punch with its maximum power output, featuring fully

Hertz DIECI POWER amplifier DP 4.400 is an audio powerhouse designed to elevate your car audio experience to unprecedented heights. Boasting High-Resolution Audio Certification, this amplifier delivers an impressive frequency response of 10 Hz to 45 kHz, ensuring that every nuance of your music is faithfully reproduced with crystal-clear precision.

Despite its compact size, the DP 4.400 packs a punch with its maximum power output, featuring fully bridgeable 4-channel Class-AB amplification and 2Ω stability. This innovative design allows for a potent audio performance without sacrificing space, making it an ideal choice for those seeking uncompromised sound in a limited footprint.

The amplifier's aesthetics are as impressive as its performance. An elegant status LED, solid machined terminal block, and a removable top panel that safeguards controls and connections contribute to a sleek and sophisticated design that seamlessly integrates into any car interior.

Universal compatibility is a key feature of the DP 4.400, offering an operating supply voltage ranging from 6.5 to 16.5 V and speaker-in input sensitivity from 1.6 to 40 Vrms. The integrated Universal Speaker Simulator enhances versatility, ensuring optimal performance with a wide range of audio sources.

Experience high-noise rejection with the balanced input circuitry of the Pre-in and Speaker-in, allowing for clean and interference-free signal transmission. The full set of controls, including adjustable input levels, high/low-pass crossover filters (50-4000Hz 12dB/Oct.), and bass boost, provides users with the flexibility to fine-tune the audio to their preferences.

Convenience meets intelligence with the Automatic Remote Turn-On/Off feature, seamlessly triggered by OEM radio speaker outputs. This ensures hassle-free operation and an efficient power management system.

Whether utilizing Speaker-In or Pre-In level inputs, the DP 4.400 offers full-range pre-outs, providing further flexibility in system configuration. Elevate your car audio system with the Hertz DIECI POWER Amplifier DP 4.400 – where power, precision, and style converge for an unparalleled listening experience on the road.

 

  • High-Resolution Audio Certification: Hi-Res Audio certification featuring a frequency response of 10 Hz – 45 kHz.
  • Maximum Power in Compact Size: fully bridgeable 4-channel Class-AB 2Ω stable power outputs in a small and compact design.
  • Attractive Design: elegant status LED, solid machined terminal block and removable top panel to protect controls and connections.
  • Universal Compatibility: operating supply voltage from 9 to 16.5 V and speaker-in input sensitivity from 1.6 to 40 Vrms with integrated Universal Speaker Simulator.
  • High-noise rejection: Pre-in and Speaker-in featuring balanced input circuitry.
  • Full set of controls: adjustable input levels, high/low-pass crossover filters (50-4000Hz 12dB/Oct.), and bass boost to fine-tune the sound according to your preferences.
  • Automatic Remote Turn-On/Off: driven by OEM radio speak
  • Full-Range pre-outs: available both when using Speaker-In and Pre-in level inputs.
General Specs
Channels 4 - 3 - 2
Amp class AB
POWER SUPPLY
Nominal power supply voltage (fuse) 11 ÷ 15 VDC (2 x 25 A)
Operating power supply voltage 6.5 ÷ 16.5 VDC
Idling current 0.85 A
Standby current draw 10 uA
Consumption, MIN load impedance (Max Musical Power) 30 A
Remote IN 4 ÷ 15 VDC (1.5 mA)
ART - Automatic Remote Turn on/off from SPK-IN (BTL radio only) 1.5 VDC
Efficiency 60%
AMPLIFIER STAGE
Distortion - THD @ 100 Hz, 70% Rated Power 0.01%
Damping factor @ 1 kHz, 1W 130
Bandwidth @ -3 dB 10Hz ÷ 45kHz
S/N ratio (A-weighted @ 1 V Input) 101 dBA
Minimum load impedance
@ 4 Ch: 2 Ω
@ 3 Ch: 2 Ω + 2 Ω + 4 Ω
@ 2 Ch: 4 Ω
Adjustable Crossovers yes
Output Power
Output power (RMS) @ 1% THD:
4Ch @ 4Ω 75 W x 4
4Ch @ 2Ω 105 W x 4
3Ch @ 4Ω 75 W x 2 + 210 W x 1
3Ch @ 2Ω / 4Ω 105 W x 2 + 210 W x 1
2Ch @ 4Ω 210 W x 2
Output Power (RMS) @ 14.4 VDC, THD 10%:
4Ch @ 4Ω 90 W x 4
4Ch @ 2Ω 125 W x 4
3Ch @ 4Ω 90 W x 2 + 250 W x 1
3Ch @ 2Ω / 4Ω 125 W x 2 + 250 W x 1
2Ch @ 4Ω 250 W x 2
Total Power 1000 W
INPUTS / 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 / 50-4000Hz 12dB/Oct.
Front Ch Lo-Pass Full / 50-4000Hz 12dB/Oct.
Rear Ch Hi-Pass Full / 50-4000Hz 12dB/Oct.
Rear Ch Lo-Pass Full / 50-4000Hz 12dB/Oct.
Bass Boost 50Hz 0 ÷ 9 dB
Physical Specs
Dimension mm in
A 335 13.19
B 297 11.69
C 190 7.48
D 166 6.53
E 50 1.96
Weight Kg lbs
2.88 6.35
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 20601458264

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4.4 ★★★★★
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Brett
Dallas, US
★★★★★ 4
Desk Hub
Good device! I was able to mount it between 2 desks that are head to head, and we’re able to share the plugs very well. Plenty of space to mount on my 2” thick desk.
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Reviewed in the United States on August 25, 2025
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E. Mar
Phoenix, US
★★★★★ 5
Great value and capacity for the real estate ratio is perfect.
It certainly takes up less real estate on my desk with a very high port capacity. It's solid and I like the fact that it can attached to a thicker surface. It was very easy to install and the plugs give good options as there's always some cord that can't be plugged in. The USBs are a bonus as I already have ports on a different device. But, I'm sure I'll end up using these USB ports eventually. The value is really good for the capacity you get. Having the strip further in to use the back plugs easier makes a lot of sense. Could be an issue for some who don't have table real estate as it does push the strip in a bit.
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Reviewed in the United States on August 4, 2025
M
Verified Purchase
Maria Marquez
Cuba, US
★★★★★ 5
Plug in multiple powers
Surge protector, durable, I love the clamp and the tightness adjustment, various plug space I can plug in more than 6 plugs, apart from phones,it functions really good, and the design is not bulky
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Reviewed in the United States on January 10, 2026
K
Verified Purchase
Khalil Ali
Houston, US
★★★★★ 5
Useful and Stable!
This has earned a permanant spot on my desk or any desk I might get in the future. Very convenient for charging devices, including USB-C outputs that are popping up more and more. Very stable, I never have to adjust it.
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Reviewed in the United States on June 1, 2026
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alejandro quintanilla
San Leandro, US
★★★★★ 5
Great quality
Easy to use, and design makes it functional to move and adjust as needed. Safe with children and the size is good for where I placed it on a small sliding table. Quality is pretty durable.
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Reviewed in the United States on November 8, 2025

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