Diamond Audio DXM800.4D 4-Channel Full Range Class D Waterproof Amplifier

High-output four-channel power in a rugged waterproof chassis. The Diamond Audio DXM800.4D is designed for marine, motorcycle, ATV, UTV and off-road audio systems where durability and clean full-range output matter.

Its IPX67 construction, balanced differential inputs and flexible crossover controls make it well suited to high-performance speaker systems in harsh environments.

Power Output

• 200W RMS x 4 @ 2Ω
• 125W RMS x 4 @ 4Ω
• 400W RMS x 2 bridged @ 4Ω

Key Features

• 4-channel full-range Class D amplifier
• IPX67 waterproof rating
• Balanced differential inputs
• Selectable LPF / FULL / HPF crossover modes
• Selectable 2-channel / 4-channel input modes
• REM, VOX and DC turn-on options
• Power and protection LED indicators
• Short-circuit, thermal and voltage protection

Specifications

• THD: <0.3%
• S/N Ratio (1W @ 4Ω): >-102dB
• Gain Range: 0.2V-10V
• Crossover Range: 40Hz-400Hz
• Frequency Range: 10Hz-33kHz
• Current Draw at Full Power (Music): 93A / 9.3A average
• Fuse Rating: 45A
• Dimensions: 11.8" x 4.3" x 1.7" (298.6 x 110 x 44mm)