Hertz Marine Audio: High-Performance Boat Speakers, Subs & Amplifiers

Discover the precision engineering of Hertz Marine Audio, designed to deliver powerful, dynamic sound across open water. From high-definition marine speakers and deep-response subwoofers to efficient amplifiers and rugged tower systems, Hertz products combine Italian audio craftsmanship with full marine-grade durability. Built to resist saltwater, UV rays, humidity and vibration, Hertz Marine Audio is perfect for wake boats, RIBs, cruisers and sport vessels. Explore the full Hertz range at TMP Global and power your boat with clean, high-output sound that performs season after season.

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How many watts do I need for a good boat sound system?

Power depends on boat size and listening distance. A small bow-rider may sound great with 400–600 watts, while larger cruisers often need 1,000+ watts to project sound over engine noise and open air. Always match amplifier RMS output to your speaker RMS rating for clarity and longevity.

How do I prevent battery drain from my sound system?

Use a dual battery setup with an isolator switch so one battery handles audio and the other starts the engine. Turn off amplifiers when the engine isn’t running and consider a power management monitor to track voltage use.

What brands make the best marine audio equipment?

Leading names include JL Audio, Kicker, and Hertz, known for durability, sound clarity, and advanced waterproofing. Each brand offers different styles and price ranges, making it easy to tailor your system to your boat and budget.

How do I stop my marine speakers from corroding?

Regularly rinse with fresh water, avoid harsh detergents, and apply dielectric grease on terminals. Keep the system covered when not in use and ensure your boat’s wiring connections are tight and sealed with heat-shrink tubing.

How do I choose the right marine head unit?

Look for a marine-certified stereo with IP ratings (like IPX6), UV protection, Bluetooth, and multi-zone control. Some units integrate with Fusion-Link, JL Audio, or Kicker systems for full helm control and better sound management across multiple zones.

Can I use a regular car amplifier in my boat?

You shouldn’t. Car amplifiers aren’t sealed against moisture or corrosion. Marine-grade amplifiers are coated and gasketed to prevent saltwater damage, ensuring reliable performance even in humid, damp conditions.

What makes marine speakers different from car speakers?

Marine speakers are built to handle water, salt, and UV exposure, featuring corrosion-resistant components, sealed enclosures, and waterproof wiring. Car speakers lack this protection and can quickly fail in marine environments due to moisture and vibration.

Why not discover our other industry leading marine audio brands?

ARTICLES: MARINE AUDIO

Educate yourself in the realm of Marine Audio, what it can do for you, and more!