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home > Marine Amplifier 4-Channel JL Audio M400/4 400W Class D, SKU JLM400/4 > Marine Amplifier 4-Channel JL Audio M400/4 400W Class D, SKU JLM400/4
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Marine Amplifier 4-Channel JL Audio M400/4 400W Class D, SKU JLM400/4The JL Audio M400 4 is a compact 4 channel Class D marine full range amplifier designed to deliver clean, efficient power in harsh onboard environments. Its an ideal choice for driving four marine speakers, or for flexible 3 channel setups (two speakers plus a bridged subwoofer channel) when system space is limited. Rated power (14. 4V, 1% THD): 75W x 4 @ 4 100W x 4 @ 2 200W x 2 bridged @ 4 Minimum speaker load: 2 per channel (stereo) 4 bridged
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The JL Audio M400/4 is a compact 4-channel Class D marine full-range amplifier designed to deliver clean, efficient power in harsh onboard environments. It’s an ideal choice for driving four marine speakers, or for flexible 3-channel setups (two speakers plus a bridged subwoofer channel) when system space is limited.

  • Rated power (14.4V, 1% THD): 75W x 4 @ 4 / 100W x 4 @ 2 / 200W x 2 bridged @ 4
  • Minimum speaker load: 2 per channel (stereo) / 4 bridged
  • Frequency response: 12 Hz 22 kHz (+0, -1 dB)
  • Crossovers: selectable High-Pass or Low-Pass per channel pair, 12 dB/octave, variable 50 Hz
  • Technology: JL Audio NexD switching design for high efficiency and low distortion
  • Protection: Advanced Rollback Protection helps reduce thermal shutdown events
  • Connections: RCA inputs with pass-through preamp outputs for system expansion
  • Installation note: 4 AWG power/ground wiring and 40A fused protection are commonly recommended (installer supplied)
  • Approx. dimensions: 8.52" W x 7.09" D x 2.05" H

OEM reference: JL Audio M400/4. Supplier: Recmar (Recambios Marinos).

Compatible add-ons (sold separately): JL Audio HD-RLC remote level control for convenient level adjustment, and JL Audio M600/1 monoblock amplifier for dedicated subwoofer power.

Confirm ratings, specification and fitment before ordering especially speaker/subwoofer impedance and bridged wiring configurations.

Marine Amplifier 4-Channel JL Audio M400/4 400W Class D, SKU JLM400/4

Item no : 53504800057
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US$ 393.25
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