Diamond Audio HXM800.4D HXM MOTORSPORT Series 4-Channel Class-D Full-Range Water-Resistant Amplifier 4 x 120W RMS @ 4-Ohm

$649.99

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SKU: HXM800.4DCategories: Amplifiers, Diamond Audio, Marine & Powersports
Description
Diamond Audio HXM800.4D Motorsport Series 4-Channel Class-D Amplifier

Transform the audio experience in your marine vessel, UTV, or motorcycle with the Diamond Audio HXM800.4D, a robust 4-channel amplifier from their premium MOTORSPORT Series. Engineered to deliver exceptional, audiophile-grade sound quality while enduring the toughest outdoor elements, this ultra-compact, full-range Class D amplifier generates an impressive 800 watts of total RMS power. Pushing 200 watts per channel at 2 ohms, 120 watts per channel at 4 ohms, or bridgeable to a massive 400 watts x 2 at 4 ohms, it provides incredible versatility. Whether you are driving four high-performance wake tower speakers, a powerful array of motorcycle fairing components, or bridging it to run a pair of subwoofers, the HXM800.4D delivers pristine, dynamic sound in any mobile audio application.

Designed for maximum durability and thermal efficiency, the HXM800.4D features a water-resistant, conformal-coated multi-layer glass epoxy circuit board that prevents damage and corrosion from moisture, dust, and salt. Under the hood, it utilizes advanced full-range digital Class D technology paired with a DirectFET power MOSFET output stage for extreme efficiency and low heat generation, all safely housed within an anodized extruded aluminum heat sink. It guarantees noise-free operation via balanced differential inputs, rejecting the engine hum and electrical interference commonly found in powersports applications. With precise top-mounted controls, output clip indicators for perfect tuning, and a selectable 3-option auto turn-on mode, integrating this powerhouse into your outdoor vehicle is incredibly straightforward.

Key Features & Specifications
  • RMS Power Output: Delivers 200W x 4 channels @ 2-Ohms, 120W x 4 channels @ 4-Ohms, or 400W x 2 channels bridged @ 4-Ohms.
  • Motorsport & Marine Ready: Features a multi-layer, glass epoxy circuit board with a conformal coating (water-resistant) designed for long-lasting reliability in marine and off-road applications.
  • Class D Efficiency: Utilizes full-range digital Class D technology and a DirectFET power MOSFET output stage to generate massive, clean power within a highly compact footprint.
  • Noise Rejection: Advanced balanced differential inputs ensure crystal-clear, noise-free audio reproduction, eliminating unwanted engine whine or electrical interference.
  • Audio Tuning: Equipped with fully variable 12dB per octave High-Pass and Low-Pass crossovers (40Hz - 400Hz), integrated output clip indicators, and top-mounted controls for precise, distortion-free system setup.
  • Smart Integration: A selectable 3-option Auto Turn-On Mode simplifies installation and allows the amplifier to work seamlessly with both factory (OEM) and aftermarket head units.
  • Compact Footprint: Measuring just 9.3" L x 5.27" W x 1.75" H, it is ideally sized for tight installations inside motorcycle fairings, under UTV seats, or in cramped boat compartments.
  • Thermal Management: The anodized extruded aluminum heat sink provides superior thermal performance, ensuring the amplifier runs cool even under heavy, continuous demand.
Shipping & Delivery

Free shipping applies to orders $50 and over shipped within the 48 Contiguous U.S. States. Most orders ship the same or next business day. Tracking is included and will be updated upon shipment.

Additional shipping fees are required for all other locations (including but not limited to): PO Boxes, APO/FPO address, AK, HI, PR, Guam, Canada, and other countries outside the USA

We will make every attempt to process and ship orders within 2 business days of your cleared payment. We will contact you, should there be a problem or delay with your order. Please allow proper delivery time for your package to arrive.

Orders via UPS Ground arrive within 2-6 business days. Smaller or lighter weight items typically ship via USPS First Class or USPS Priority Mail.