Specifications
Type: 4-Channel Full-Range Marine Amplifier
Series: Diamond Audio DXM Marine Series
Class: D (Digital Full-Range)
Channels: 4
RMS Power Output (14.4V):
• 125W × 4 @ 4Ω
• 200W × 4 @ 2Ω
• 400W × 2 @ 4Ω (Bridged)
Total RMS Power: 800W
Peak Power Output: 1600W
Frequency Response: 10Hz – 35kHz (±1dB)
Signal-to-Noise Ratio: >90dB
Input Sensitivity: 200mV – 6V
THD (Total Harmonic Distortion): <0.05%
Crossover Type: Variable High-Pass / Low-Pass Filters (per Channel Pair)
Crossover Range: 50Hz – 500Hz (Variable)
Bass Boost: 0 – +12dB @ 45Hz
Input Type: RCA (Low-Level) / High-Level with Auto Turn-On
Cooling System: Conduction-Cooled Heatsink with Marine Thermal Regulation
Fuse Rating: 2 × 30A (External Fuse Recommended)
Construction: Die-Cast Aluminum Chassis with Corrosion-Resistant Stainless Hardware
Waterproof Rating: IP65 Certified (Salt, Fog, and UV Resistant)
PCB Protection: Conformal-Coated Circuit Board for Marine Durability
Dimensions (L×W×H): 12.4" × 7.1" × 2.3" (315 × 180 × 58mm)
Weight: 7.5 lbs
Warranty: 1-Year Manufacturer Warranty
Performance Specs
• High-efficiency 4-channel marine amplifier delivering 800W of clean, dynamic power.
• Fully sealed IP65-rated housing resists water, salt, and UV exposure.
• Designed to power mids, highs, or bridged subwoofers with precision and headroom.
• Compact, durable design optimized for harsh marine and motorsport environments.
• Full-range Class D circuitry provides maximum output with minimal heat.
Key Features
• IP65 Waterproof Construction – Marine-grade sealed chassis for total weather resistance.
• Full-Range Class D Topology – Efficient, cool-running power with low current draw.
• Bridgeable Outputs – Supports 2, 3, or 4-channel system configurations.
• Variable Crossovers – Independent HPF/LPF for fine system tuning.
• Corrosion-Proof Hardware – Stainless terminals and tinned copper connections.
• Thermal, Overload, and Short Protection – Safe and reliable under all conditions.
• Diamond Audio Engineering – Tuned for clarity, power, and long-term durability.
Performance Integration Notes
• Ideal Pairing: Diamond HXM, DES, or MICRO Series Marine Speakers and Subwoofers.
• System Compatibility: Marine, Motorcycle, or Powersport Audio Systems.
• Recommended Use: Full-range amplifier for mids, highs, or bridged subwoofer channels.
• Installation Location: Boat bulkhead, side panel, or under-seat (ventilated compartment).
• Installation Time: Approx. 1–1.5 hours.
• Pro Tip: Use marine-grade tinned copper 8AWG power and ground wiring with sealed ring terminals to prevent corrosion and ensure stable voltage delivery.
