Kicker 51KXMA15001 is a mono Class D KXMA-Series marine subwoofer amplifier for large boat bass systems. Its 1-ohm stability, subwoofer-focused controls, and marine-ready construction make it a strong match for high-output Kicker marine subwoofer builds. Key Performance Features Mono Class D marine subwoofer amplifier 1500 W x 1 RMS at 1 ohm 750 W x 1 RMS at 4 ohms KickEQ+ parametric bass boost Variable subsonic filter for subwoofer control System Configuration & Flexibility Channels: Mono Primary Use: Marine subwoofer amplification Application: Large boat bass systems Amplifier Class: Class D Impedance Stability: 1-ohm mono Power Output RMS @ 1Ω: 1500 W x 1 RMS @ 4Ω: 750 W x 1 Signal Control & Protection KickEQ+ parametric bass boost Variable subsonic filter Gasket-sealed power, speaker, input, and control-cover areas Conformal-coated internal circuit boards Remote level control compatibility for subwoofer level adjustment Installation Notes Marine amplifier mounting location required Proper power, ground, fuse protection, and ventilation are required Subwoofer impedance must be matched before operation Marine Durability Designed for boat, powersports, and outdoor audio environments when used in the intended application Weather-resistant materials for UV, moisture, and salt/fog exposure Corrosion-resistant construction details support marine installation use Technical Specifications Brand: Kicker Series: KXMA Model: 51KXMA15001 / KXMA1500.1 Amplifier Type: Mono marine subwoofer amplifier Amplifier Class: Class D Power Output: 1500 W x 1 at 1Ω / 750 W x 1 at 4Ω Identifiers & Packaging MPN: 51KXMA15001 UPC: 713034044475 Sold As: Each Included Components: Amplifier, mounting hardware, documentation Why Buy From MCOR Automotive Authorized retailer for the brands we sell Specialists in marine, powersports, and vehicle audio upgrades Expert support for amplifier matching, wiring requirements, and system planning