Kenwood eXcelon XM302-4 4-Channel Marine Amplifier 600W Max 75W x4

The Kenwood eXcelon XM302-4 is a compact 4-channel Class D marine and motorsports amplifier built for systems that need clean full-range speaker power in a durable, space-conscious chassis. Its conformal-coated design and compact footprint make it a strong fit for boats, UTVs, and other powersports builds where moisture resistance, efficient output, and installation flexibility all matter.

For buyers powering front and rear speakers in a marine or motorsports system, the XM302-4 delivers solid 4-channel performance with the filter control and input flexibility needed for a clean, properly matched install.

Key Features

• 4-channel Class D marine / motorsports amplifier
• 600 watts max power
• 50W x 4 RMS at 4 ohms
• 75W x 4 RMS at 2 ohms
• 150W x 2 bridged at 4 ohms
• Conformal-coated circuit board for marine use
• Speaker-level inputs
• Signal sensing turn-on
• High-Resolution Audio compliant
• Protective terminal cover

Inputs & Integration

• Amplifier type: 4-channel Class D
• Inputs: RCA preamp inputs and speaker-level inputs
• Signal sensing: Signal Sensing Turn-On supported
• Application: Marine, powersports, and vehicle audio system builds requiring full-range speaker amplification
• One-sided connection layout: Designed for easier installation and cleaner wiring

Power & System Control

• RMS power at 4 ohms: 50W x 4
• RMS power at 2 ohms: 75W x 4
• Bridged power: 150W x 2 at 4 ohms
• High-pass filter: Variable 50Hz to 200Hz
• Low-pass filter: Variable 50Hz to 200Hz
• Bass boost: 0dB to 18dB on B channel
• Built to run full-range speakers cleanly in compact marine and motorsports systems

Installation & Fitment Notes

• Chassis size: Compact amplifier footprint for tighter installations
• Dimensions: 8-3/8" W x 2-1/16" H x 5-7/8" D
• Marine construction: Conformal-coated board with protective caps and covers to help resist moisture and dust
• Proper power wire, fuse protection, ground connection, and amplifier mounting location are required and sold separately unless stated otherwise
• Final performance depends on correct speaker impedance, gain setting, wiring, and system design

Technical Specifications

• Model: XM302-4
• Amplifier class: Class D
• Channels: 4
• Maximum power: 600W
• RMS at 4 ohms: 50W x 4
• RMS at 2 ohms: 75W x 4
• Bridged RMS: 150W x 2 at 4 ohms
• Variable high-pass filter: 50Hz to 200Hz, -12dB/oct
• Variable low-pass filter: 50Hz to 200Hz, -12dB/oct
• Bass boost: 40Hz, 0dB to +18dB
• Speaker-level input: Yes
• Signal sensing turn-on: Yes
• High-Resolution Audio: Compliant

Identifiers & Packaging

• Manufacturer Part Number (MPN): XM302-4
• UPC: 019048233868
• Sold As: Each
• Included Components: Amplifier, speaker-level input harness, mounting hardware, and manufacturer-supplied documentation as packaged by Kenwood

Why Buy From MCOR Automotive

• Kenwood Preferred Retailer (online and in-store)
• Experienced in matching marine amplifiers, speakers, wiring, and full system layouts
• Real product support before and after the sale