By Diamond Audio

HXM800.4D - 4-Channel 800W RMS Full Range Class D Amplifier

Regular price $589.99
Regular price Sale price $589.99
Shipping calculated at checkout.
Brand: Diamond Audio
SKU: HXM800.4D
Regular price $589.99
Regular price Sale price $589.99

HXM800.4D - HXM 4-Channel Full Range Class D Amplifier


Introducing the MOTORSPORT Series Amplifiers from Diamond Audio – designed to deliver exceptional sound quality while enduring the toughest outdoor elements. Engineered with superior full-range Class D Digital Technology, these amplifiers generate impressive RMS power within a compact footprint.

Perfect for boats, UTVs, motorcycles, or any mobile audio application, MOTORSPORT amplifiers bring the renowned Diamond Audio listening experience to outdoor settings. Their water-resistant construction and conformal-coated multi-layer circuit boards ensure reliability in marine applications and harsh environments.

Enjoy noise-free operation with balanced differential inputs, and benefit from full-range digital Class D technology with DirectFET power MOSFET output stage. The 12dB per octave adjustable crossovers and phase control allow for precise system tuning, while top-mounted controls provide convenient adjustment.

Simplifying installation, the selectable 3-option Auto Turn-On Mode circuit is designed to work with any OEM head unit. When quality, precision, and performance are essential, look no further than the MOTORSPORT Series Amplifiers from Diamond Audio. Upgrade your outdoor audio system today and experience unparalleled sound and durability.


  • 125 W x 4 @ 4Ω
  • 200 W x 4 @ 2Ω
  • 400 W x 2 @ 4Ω bridged
  • S/N: ≤ 97 dBA / THD: .07%
  • Dimensions: 9.3 x 5.28 x 1.75 inches / 237 x 134 x 45 mm