JL Audio MHD900/5-24V 900W RMS 5-Channel Class D Marine Amplifier with Full-Range & Subwoofer Channels, 24V (010-03321-00)

Build a capable onboard audio system with the JL Audio MHD900/5-24V, a 5-channel full-range marine system amplifier engineered for demanding marine audio applications. Rated at 900 watts RMS total under the applicable manufacturer test conditions, it combines efficient power delivery with flexible installation options. Five-channel system architecture powers four speakers and a subwoofer; regulated power supply and JL Audio Class D switching technology.

Key Features

• 24V electrical-system operation for appropriately equipped boats
• Five-channel layout combines main speaker amplification and subwoofer output
• Regulated power supply helps maintain consistent performance
• Marine-oriented construction and adjustable audio processing controls

General Specifications

• Product Type: Full-Range Marine System Amplifier
• Channels: 5-channel
• Total Rated Power: 900W RMS
• Electrical System: 24V DC
• Amplifier Technology: Class D

Compatibility

Designed for compatible 24V negative-ground marine electrical systems. Do not install directly on a 12V electrical system. Verify speaker impedance, charging system, fusing and cable sizes before installation.

Installation Notes

Follow the model-specific JL Audio installation manual for correct conductor sizes, system fusing, mounting orientation, ventilation, load limits and signal setup. Additional wiring and installation materials may be required.

Detailed Amplifier Specifications

• Amplifier topology: Class D with Single Cycle Control and R.I.P.S. regulated power supply
• RMS power at 4 ohms: 100W x 4 full-range channels plus 500W x 1 subwoofer channel (1.5–4 ohms)
• RMS power at 1.5–3 ohms: 75W x 4 main channels plus 500W x 1 subwoofer channel
• Bridged RMS output: 150W x 2 at 3–6 ohms plus 500W subwoofer; or 200W x 2 at 8 ohms plus 500W subwoofer
• Main-channel frequency response: 12Hz–28kHz; subwoofer channel: 12Hz–10kHz
• Front/rear high-pass filters: 50–500Hz, selectable 12/24dB per octave
• Subwoofer low-pass filter: 50–500Hz, selectable 12/24dB per octave
• Subwoofer subsonic filter: 30Hz at 24dB per octave
• Inputs: differential-balanced RCA; accepts speaker-level signals through appropriate adapter
• Chassis: approximately 10.74 in. W x 1.98 in. H x 9.5 in. D

What's in the Box

• MHD900/5-24V 5-channel marine amplifier
• Power/ground/remote turn-on connector plug
• Two 2-speaker connection plugs
• One 1-speaker connection plug
• Four mounting feet
• 2.5mm Allen wrench
• 4mm Allen wrench
• Four M4 x 40mm flat-head machine screws
• JL Audio badge with adhesive backing
• Owner's manual