JL Audio JD400/4 4-Ch 800W Car Amplifier
(JL Audio JD400/4)

We Think You Should Know

• Australian JL Audio Warranty
• 4Ch Class-D Amplifier
• 800W Maximum Power
• 75W x 4 RMS Power Output - 4Ohm
• 100W x 4 RMS Power Output - 2Ohm
• Soft start turn on
• Variable High-Pass & Low-Pass Crossovers

Overview

The JL Audio JD400/4 is a compact, high-efficiency 4-channel Class D full-range car amplifier, designed to deliver clean, accurate sound reproduction with reliable power output across various car audio configurations. With a maximum power rating of 800W and 75W RMS per channel at 4 ohms, the JD400/4 is an ideal solution for powering full-range speakers, component systems, or even bridging to drive subwoofers in smaller systems.

Built with JL Audio's advanced NexD(TM) Class D switching technology, the JD400/4 delivers exceptional audio fidelity and superior efficiency while minimising distortion and heat generation. The amplifier features variable high-pass and low-pass crossover controls for precise system tuning, along with differential-balanced inputs for superior noise rejection and signal integrity.

Key Features:

With this robust 4-channel amplifier from JL Audio, exclusive NexD(TM) high-speed switching technology delivers loads of clean power, full-range fidelity and superefficient performance from a surprisingly compact package. Additionally, a generous feature set adds even more value.

Class D NexD(TM) Switching Technology: High-speed switching minimises distortion, improves efficiency, and reduces heat buildup for reliable operation.

Variable Crossovers: Adjustable high-pass and low-pass filters (50Hz - 500Hz) for precise tuning and system flexibility.