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Fusion Marine AM504 4-Channel Amplifier

Fusion Marine AM504 4-Channel Amplifier

  • RMS Power @ 4 Ω = 65 Watts x 4 Channels
  • Power: 12 Volts DC, Fuse: 2 x 25 Amp
  • Dimensions: 14-7/16" L x 9" W x 2-1/16" H
  • Item #: 
    Model #: 


    Shipping Weight: 
    8.10 Lbs.
    Our Price:
    Status:    null In Stock

    Quantity : 



    • Fusion Marine Amplifier 4-Channel 500-Watts
    • 2-Ohm Stable
    • Drive the SW10 Sub-Woofer and up to two additional pairs of speakers in parallel or drive two pairs of speakers for maximum power
    • Boat Amps feature conformal coated boards, stainless steel end-caps, Fusion Intercooled, Semi-Conductor Technology (F.I.S.T.)
    • Fusion Regulated Amplifier Technology (F.R.A.T.)
    • Subsonic Filter
    • Variable Low and High Pass filters


    • Power Handling
      • 12.6 Volt power output specification
      • 50 Watts RMS x 4 @ 4Ω 1% THD+N
      • 75 Watts RMS x 4 @ 2Ω 1% THD+N
      • 150 Watts RMS x 2 @ 4Ω Bridged 1% THD+N
      • 14.4 Volt power output specification
      • 65 Watts RMS x 4 @ 4Ω 1% THD+N
      • 100 Watts RMS x 4 @ 2Ω 1% THD+N
      • 200 Watts RMS x 2 @ 4Ω Bridged 1% THD+N
    • 2 Ohm Stable MOSFET Amplifier Design
    • Variable Bass Boost 0 - + 18dB
    • Variable LP and HP Electronic X-OVER @ 18dB/octave
    • 4 Gauge Power and Ground Connections
    • Nickel Plated Audio Input and Output RCA Connections
    • Nickel Plated RCA Output for multi-amp Installations

    Click Here for an Owner's Manual and Installation Guide for this Product


    Fusion MS-FR4021 4" 2-Way Full-Range Marine Speakers
    Item #: 259614
  • Peak Power: 120 Watts, Frequency Response: 90 Hz - 22 kHz
  • Cutout: 3-3/4" dia., Mounting Depth: 2-1/8"
  • Mount: Flush, IP65 Waterproof, Color: White, Sold in Pairs
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    Sale Price

    Model #:
    Fusion Signature 10" Subwoofer
    Item #: 260472
  • Peak Power: 450Watts, Frequency Response: 30Hz - 2kHz
  • Cutout: 8-11/16" dia., Mounting Depth: 5-1/8"
  • Mount: Flush, Color: White
  •  Include

    Model #:

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