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  • Image of a Kicker marine amplifier on a white background.

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

KA48KMA3604

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£289.34 GBP
£289.34 GBP
Tax included. Shipping calculated at checkout.
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Product Specifications and Features

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 power 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.

Shipping Information

All orders ship from the UK. Orders placed Monday–Thursday before 12:00pm are processed same day. Orders placed Friday after 12:00pm through Sunday are processed the following Monday. Processing times vary by stock location.

Out of stock items can be back-ordered with a typical 3–4 week lead time.

If an item shows "Dispatch Available Today" and you order after 2pm UK time, processing begins the next business day.

All times are in UK BST.

Notice: Due to ongoing conflicts impacting logistics, some deliveries or re-stocking may take a little longer than expected. We're working to get your order to you as quickly as possible.
Marine Amplifier 4-Channel Kicker Genuine, 65x4W RMS, OEM 48KMA3604 / KA48KMA3604

£289.34 GBP

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