Description
Hertz DPower1 – 300W RMS Mono Class-D Car Amplifier for Subwoofers
Hertz DPower1 – Compact Mono Amplifier with Powerful and Clean Bass Performance
The Hertz DPower1 is a compact 1-channel Class-D mono car amplifier designed specifically for powering subwoofers. Offering up to 300W RMS at 2 ohms, this amplifier provides a significant bass upgrade while maintaining a small footprint and excellent efficiency.
Designed for both OEM factory audio upgrades and aftermarket car audio systems, the Hertz DPower1 delivers clean, controlled and powerful low-frequency performance. Its compact design makes it an ideal solution for vehicles where installation space is limited.
Efficient Class-D Performance
The Hertz DPower1 uses efficient Class-D amplifier technology, providing:
- High efficiency with low power consumption
- Reduced heat generation
- Compact installation size
- Reliable performance for daily use
Its mono-channel configuration is optimized for subwoofer applications, delivering improved bass depth and impact without unnecessary complexity.
Powerful Bass Output
The Hertz DPower1 provides:
- 180W RMS at 4 Ω
- 300W RMS at 2 Ω
- 600W maximum power
This makes it an excellent choice for upgrading factory audio systems or adding additional bass performance to an aftermarket setup.
Adjustable Bass Control
The integrated tuning options allow precise adjustment of the subwoofer response.
Low Pass Filter (50–220 Hz)
The adjustable low-pass filter allows you to control the frequency range sent to the subwoofer, ensuring smooth integration with your existing speakers.
Bass Boost (+12 dB)
The built-in bass boost function allows additional low-frequency enhancement at 45 Hz, giving extra impact when needed.
OEM and Aftermarket Compatibility
The Hertz DPower1 is designed to work with a wide range of vehicle audio systems thanks to:
- RCA low-level inputs
- Speaker-level inputs
- Automatic turn-on/off function with OEM head units
This makes installation easier in vehicles equipped with factory radios that do not have traditional amplifier outputs.
Compact Design for Easy Installation
With dimensions of only:
222 x 160 x 50 mm
the Hertz DPower1 can be installed in tight spaces while maintaining efficient cooling and reliable operation.
Its compact construction makes it suitable for modern vehicles where space is limited.
Key Benefits
- 300W RMS mono Class-D amplifier
- Designed specifically for subwoofers
- Compact and easy installation
- Compatible with OEM audio systems
- RCA and speaker-level inputs
- Adjustable low-pass filter
- Bass boost control up to +12 dB
- Low distortion for clean sound reproduction
- Reliable Hertz engineering
Recommended Applications
The Hertz DPower1 is perfect for:
- Factory audio system upgrades
- Compact subwoofer installations
- Small and medium bass systems
- OEM amplifier replacements
- Drivers looking for stronger bass without large equipment
Technical Specifications
| Specification | Value |
|---|---|
| Amplifier Type | Mono Class-D |
| Channels | 1 Channel |
| RMS Power (4 Ω) | 180 W |
| RMS Power (2 Ω) | 300 W |
| Maximum Power | 600 W |
| Frequency Response | — |
| Low Pass Filter | 50 – 220 Hz |
| Bass Boost | +12 dB @ 45 Hz |
| Total Harmonic Distortion (THD) | 0.1% |
| Inputs | RCA / Speaker Level |
| Dimensions (W x H x D) | 222 x 160 x 50 mm |
Why Choose Hertz DPower1?
The Hertz DPower1 combines compact dimensions, efficient Class-D technology and reliable bass performance in one affordable package. It is an excellent choice for drivers who want to improve their car audio experience without sacrificing valuable installation space.
Upgrade Your Car Audio System
Adding a dedicated mono amplifier is one of the easiest ways to achieve deeper and more powerful bass. The Hertz DPower1 300W RMS Class-D Mono Amplifier delivers clean performance, flexible installation options and the legendary reliability of Hertz car audio products.
Choose Hertz DPower1 for compact design, powerful bass and professional sound quality.

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