Diamond Audio HXM800.2D - HXM Series 2-Channel 800W Full Range Class D Amplifier - HXM800.2D
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.
What our Experts Think
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Powerful Output: ~300 W × 2 at 4 Ω, ~400 W × 2 at 2 Ω, and ~800 W × 1 bridged at 4 Ω.
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Compact & Efficient: Class D design delivers high power in a small footprint (~9.74″ × 5.27″ × 1.75″).
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Flexible Tuning: Variable high-pass and low-pass crossovers (40‑400 Hz) plus phase adjustment for speakers or subs.
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Durable Design: Marine-/motorsport-grade build with conformal coating and balanced differential inputs for noise reduction.
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Versatile Use: Ideal for component speakers, full-range doors, or bridged subwoofer applications.
Q&A
Q: What is the Diamond Audio HXM800.2D?
A: A 2-channel Class D full-range amplifier delivering up to 800W of clean, distortion-free power, designed for high-performance car audio systems.
Q: What is the power output?
A: Provides 800W RMS combined, optimized for driving both subwoofers and full-range speakers with precise bass and clear mids/highs.
Q: What are the main benefits of this amplifier?
A: High efficiency, compact design, advanced thermal management, and superior sound quality, perfect for custom car audio setups.
Q: Is it compatible with most car audio systems?
A: Yes—supports various speaker configurations and integrates seamlessly with full-range and subwoofer setups.
Q: Where is this amplifier best used?
A: Ideal for car audio enthusiasts seeking powerful, clear sound for sedans, trucks, SUVs, or custom installations.
Maintenance Tips
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Proper Ventilation: Ensure the amplifier has adequate airflow; avoid covering vents to prevent overheating.
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Clean Exterior & Connections: Wipe the amplifier surface with a soft, dry cloth; check all input/output connections for dust, corrosion, or looseness.
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Inspect Wiring: Regularly inspect power, ground, and speaker wires for fraying or loose connections.
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Avoid Overloading: Match amplifier output to speaker load and power ratings to prevent distortion or damage.
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Monitor Physical Condition: Inspect for cracks, loose components, or unusual noises; discontinue use if any issues are detected.
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Temperature Protection: Keep the amplifier away from extreme heat, direct sunlight, or moisture.
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Safe Handling: Handle carefully during installation, transport, and maintenance to prevent internal or external damage
