JL Audio JD400/4 4-Channel Full-Range Amplifier, 400 W

The JL Audio JD400/4 is a four-channel Class-D amplifier with configurable high-pass and low-pass filters. Its bridgeable outputs and two- or four-channel input mode support several speaker-system layouts.

Features

• NexD Class-D switching technology.
• Differential-balanced inputs accept line-level or speaker-level signals.
• LED clipping indicator simplifies input-level setup.
• Remote-wire, signal-sensing or DC-offset turn-on options.
• 12 dB/octave high-pass, low-pass or off modes for each channel pair.
• 50–500 Hz continuously variable filter frequency.
• Two- or four-channel input selection.

Specifications

• Amplifier class: Class D
• Channels: 4
• RMS output at 4 ohms (14.4 V, <1% THD): 75 W x 4
• RMS output at 2 ohms (14.4 V, <1% THD): 100 W x 4
• Bridged RMS output at 4 ohms (14.4 V, <1% THD): 200 W x 2
• Frequency response (+0 / −1 dB): 12 Hz–22 kHz
• Input voltage range: Low: 200 mV–2 V RMS; high: 800 mV–8 V RMS
• Dimensions (W x H x D): 9.50 x 2.10 x 7.50 in (242 x 53 x 190 mm)

Included

JD amplifier, 2.5 mm Allen wrench and 3 mm Allen wrench.

Installation

Use properly sized power and ground wiring, suitable overcurrent protection and compatible speaker loads. Follow the installation manual for wiring, ventilation, input sensitivity and crossover setup. Wiring kits and optional remote controls are not included unless explicitly listed.

Garmin part number: 010-03184-00

Official Garmin product information