Marine Amplifier 4-Channel Kicker Genuine, 65x4W RMS, OEM 48KMA3604 / KA48KMA3604

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The KA48KMA3604 is a genuine Kicker Marine Audio KMA360.4 (OEM 48KMA3604) 4-channel, full-range marine amplifier designed for harsh saltwater environments. Built with REAL MARINE p ower connections, conformal-coated circuitry and 316L stainless hardware, its an ideal upgrade to power cabin and cockpit speakers with clean, controllable output. Type: 4-channel marine / powersports amplifier (bridgable) Amplifier class: Class A/B RMS power (14.4V): 65W x 4 @ 4a9; 90W x 4 @ 2a9; 180W x 2 bridged @ 4a9 Dynamic power: 500W Frequency response: 10Hz30kHz (+0/-1dB) Active crossover: 12dB/oct, selectable HP/LP/OFF, variable 50300Hz Bass boost: KickEQ 06dB @ 40Hz Input sensitivity: Low-level 125mV5V; High-level 250mV10V Minimum impedance: 2a9 per channel stereo; 4a9 bridged Dimensions (H x W x L): 2-5/16 x 7-1/8 x 12-7/16 (5.9 x 18.0 x 31.5cm) Installation notes: Use marine-grade wiring/fuse holders; recommended external fuse 60A and 8 AWG power/ground (confirm to your run length and boat standards). Before ordering: confirm your speaker loads, wiring plan (including any bridged channels), and available mounting space to ensure correct fitment and safe operation. Show more