More about the product
The Hertz DPOWER4 4-Channel Amplifier is a compact and efficient solution for upgrading car audio systems with clear and powerful sound. Designed for versatility, this amplifier can power a full set of speakers or be configured to run a combination of speakers and subwoofers, making it ideal for a wide range of installations. Its slim profile and lightweight build allow easy placement in tight spaces, such as under seats or in small compartments, without compromising performance.
The DPOWER4 uses advanced Class D technology, which ensures high efficiency and reduced heat generation compared to traditional amplifiers. This design minimises strain on the vehicle’s electrical system while delivering consistent, clean power. With four channels available, the amplifier offers flexible configuration options, including bridging two channels for increased output to a subwoofer.
Sound tuning is straightforward thanks to built-in filters. The amplifier includes high-pass and low-pass filters, allowing precise control over frequency ranges for speakers and subwoofers. This ensures balanced sound and improved clarity across all audio components. A bass boost feature adds extra depth when required, enhancing low-end performance for a richer listening experience.
Safety and reliability are key features of the DPOWER4. It comes equipped with protection circuits against overload, short circuit, and thermal issues, ensuring dependable operation even under demanding conditions. Connectivity is simple with RCA inputs, making integration with aftermarket or factory head units hassle-free.
While the DPOWER4 delivers excellent performance for its size, it focuses on wired connections and does not include advanced features such as Bluetooth or wireless control. Its design prioritises efficiency and sound quality over additional functionality, making it a practical choice for those who want a clean upgrade without unnecessary extras.
Overall, the Hertz DPOWER4 4-Channel Amplifier combines compact design, flexible configuration, and reliable performance, making it a strong option for anyone seeking improved sound quality in a space-saving package.
Technical details
- Brand
- Hertz
- Channels
- 4/3/2002
- Impedance
- @ 2 Ch: 4 Ω|@ 4 Ch: 2 Ω
- Size
- 8.75 x 5.59 x 1.99 inches
- Total Power
- 300W
- Weight
- 1.58kg
Look out for Bankstown Sound Recommendations
The Hertz DPOWER4 4-Channel Amplifier suits car audio enthusiasts looking for a compact and versatile solution to power speakers and subwoofers. It is ideal for those who want improved sound quality without adding strain to the electrical system. Compared to cheaper alternatives, it offers better efficiency and tuning options, while more expensive models may include advanced features like wireless control or higher output. This amplifier focuses on simplicity, reliability, and flexibility, making it a great choice for practical upgrades in limited spaces.
Why Choose Bankstown Sound for Your Car Audio & Tech Upgrades
At our Bankstown Sound store and workshop in Sydney, our team ensures every car and auto audio installation and upgrade starts with an understanding of how you use your car. Our team works with you to understand your driving habits, the features you rely on, and the problems you’re trying to solve.
Most factory setups are built to broad standards and often lack the clarity or seamless connectivity required for how people actually drive. That’s why we focus on modernising your dashboard and audio performance based on how you use your vehicle.


