More about the product
The Hertz HCP 5MD Marine 5 Channel Digital Amplifier is engineered for high-performance audio in marine environments. Designed to withstand harsh conditions, this amplifier features a corrosion-resistant structure and a compact chassis that fits easily into boats without taking up excessive space. Its durable build includes conformal-coated circuit boards and stainless-steel hardware, ensuring long-term reliability even in saltwater environments.
The HCP 5MD delivers a total power output of 1500 watts, making it suitable for powering a complete marine audio system. It offers five channels, allowing connection to multiple speakers and a subwoofer for a full-range sound experience. The amplifier uses Class D technology, which provides efficient power delivery while minimising heat generation. This design ensures consistent performance without draining the boat’s electrical system.
Flexibility is a key feature of the HCP 5MD. It includes high-level and low-level inputs, making it compatible with factory or aftermarket head units. The amplifier also features selectable crossovers and adjustable gain controls, allowing precise tuning for different speaker setups. Its design supports both full-range and subwoofer channels, giving users the ability to customise sound output for clarity and depth.
Installation is straightforward thanks to its compact size and marine-grade connectors. The amplifier is built to resist vibration and moisture, which are common challenges in marine environments. While it does not include wireless connectivity, its wired configuration ensures stable and reliable performance on the water.
The Hertz HCP 5MD is ideal for those seeking powerful, clear sound in a marine setting. Its combination of high output, efficient design, and rugged construction makes it a strong choice for upgrading boat audio systems. Limitations include the lack of wireless streaming and the need for external tuning equipment for advanced adjustments, but these trade-offs are minor compared to its durability and performance.
Technical details
- Brand
- Hertz
- Channels
- 5-Mar
- Impedance
- @ 3Ch: 4 Ω + 4 Ω + 2 Ω|@ 5Ch: 2 Ω
- Output Power
- 3Ch: 180 W x 2 (4Ω) + 280 W x 1 (2Ω)|3Ch: 180 W x 2 (4Ω) +160 W x 1 (4Ω)|5Ch 90 W x 4+ 280 W x 1 (2Ω)|5Ch: 55 W x 4+160 W x 1 (4Ω)
- Size
- 13.58 x 7.48 x 1.97 inches
- Total Power
- 1500W
- Weight
- 2.61kg
Look out for Bankstown Sound Recommendations
The Hertz HCP 5MD is suited for marine audio enthusiasts who want a powerful, reliable amplifier for boats. It is ideal for those upgrading to a multi-channel system with a subwoofer. Compared to smaller amplifiers, it offers higher output and better durability in harsh conditions. While it lacks wireless features and requires careful installation, its rugged design and efficient Class D technology make it a strong choice for premium marine audio setups.
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.

