JL Audio AP 300/4 300 Watt, 4-Channel Compact Marine Amplifier
The JL Audio AP 300/4 is a 300-watt, 4-channel compact marine amplifier with dimensions of 16 x 5 x 9 inches (406 x 127 x 229 mm) and a weight of 6 lbs (2.72 kg). It amplifies audio signals for marine audio systems, installed on boats and yachts.
Compatibility & Applications
- Fits in confined spaces on boats and yachts due to its compact design.
- Pairs with JL Audio marine speakers to create a complete audio system.
- Mounts in various locations including under the dash and in storage compartments.
- Integrates with 12V DC power systems commonly found in marine vessels.
- Replaces older marine amplifiers such as the JL Audio M-Series without requiring modifications.
- Wires to multifunction displays for streamlined audio control.
The unit is engineered for marine use, providing reliable sound performance in marine environments. For example, it can be installed under a T-top on a center console boat, ensuring optimal sound quality and durability against the elements. Its marine-grade finish distinguishes it from standard amplifiers, enhancing longevity in saltwater conditions.







