Kicker KMA 48KMA3604 4-Channel Weather-Resistant Marine Amplifier, 90W x 4 RMS

Kicker 48KMA3604 is a KMA Series 4-channel weather-resistant marine amplifier designed to power full-range boat speaker systems. Its compact 4-channel layout supports cockpit or cabin speaker upgrades while preserving bridgeable flexibility for marine system planning.

Key Performance Features

• 4-channel weather-resistant marine amplifier
• 90 W x 4 RMS at 2Ω stereo
• Bridgeable to 180 W x 2 RMS at 4Ω
• KICKER Real Marine construction with USCG/ABYC-compliant features
• Designed for full-range marine speaker systems

System Configuration & Flexibility

• Type: 4-channel full-range marine amplifier
• Application: Boat speaker system amplifier
• Amplifier Class: Full-range marine amplifier
• Bridging: Supports bridged 4Ω operation

Power Output

• RMS @ 2Ω Stereo: 90 W x 4
• Bridged RMS @ 4Ω: 180 W x 2

Signal Control & Protection

• Variable 12 dB crossover control
• KickEQ variable bass boost
• Conformal-coated circuit boards
• Marine-grade speaker terminals
• Protection circuitry for marine amplifier operation

Installation Notes

• Use power and ground wiring sized for amplifier current demand
• Mount in a ventilated location protected from direct water intrusion
• Marine-rated wiring and proper circuit protection are required

Marine Durability

• Designed for boat and outdoor audio environments
• Weather-resistant construction for UV, moisture, and salt/fog exposure
• Corrosion-resistant materials for marine installation use

Technical Specifications

• Brand: Kicker
• Series: KMA Series
• Model: 48KMA3604 / KMA360.4
• Channels: 4
• Primary Use: Full-range marine amplifier

Identifiers & Packaging

• MPN: 48KMA3604
• UPC: 713034020370
• 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