More about the product
The Hertz HCP5MD24 is a marine-grade 5-channel amplifier designed for boats and outdoor environments where durability and performance matter. Built to withstand harsh conditions, it features a corrosion-resistant aluminium heat sink and a protective coating on its internal components. This ensures reliable operation even when exposed to moisture and salt, making it ideal for marine audio systems.
This amplifier delivers five channels of clean, efficient power, allowing it to run a complete audio system from a single unit. It can power front and rear speakers along with a dedicated subwoofer channel, reducing the need for multiple amplifiers. The HCP5MD24 includes selectable high-pass, low-pass, and full-range filters, giving flexibility for tuning and matching different speaker setups. Its Class D technology provides high efficiency and reduced heat generation, which is essential for marine installations where ventilation can be limited.
The compact design makes installation straightforward, even in tight spaces. Marine-grade connectors and a sealed layout protect against water ingress, while thermal and overload protection ensures safe operation. The amplifier is engineered to deliver clear sound across all frequencies, producing crisp highs and deep bass for an enjoyable listening experience on the water.
While the HCP5MD24 does not include Bluetooth or digital signal processing, it focuses on delivering strong, reliable amplification without unnecessary extras. This makes it a practical choice for those who want a robust marine audio solution that prioritises durability and sound quality. Limitations include the absence of wireless features and advanced tuning options, which are available in higher-end models. However, for pure power and reliability in a marine environment, this amplifier stands out.
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
- 3kg
Look out for Bankstown Sound Recommendations
The Hertz HCP5MD24 suits marine audio enthusiasts who want a single amplifier to run an entire system. It is ideal for powering multiple speakers and a subwoofer without needing separate units. Compared to entry-level marine amplifiers, it offers better efficiency and corrosion protection, while remaining more affordable than models with integrated DSP or wireless features. Those seeking advanced tuning or Bluetooth may prefer higher-end options, but for reliable, clean power in a compact design, the HCP5MD24 is an excellent choice.
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.

