Diamond Audio MICRO82U MICRO8U Series 2-Channel Full Range Class D Amplifier

Building on the success of the MICRO series

The MICRO8U Series amps redefine power and performance.

From the MICRO series legacy to the conformal-coated powerhouse

MICRO8U amps are built for all-weather durability and increased power.

2-Channel Full Range Class D Amplifier

Experience compact power and all-weather performance with the Diamond Audio MICRO8U 2-Channel Full Range Class D Amplifier. Built for high-output, efficient operation in car audio, motorcycle, marine, and powersports systems, the MICRO82U combines a small footprint with serious output and weather-resistant construction.

The full-range Class D design delivers 150W x 2 at 4 ohms, 250W x 2 at 2 ohms, and up to 500W bridged at 4 ohms, making it well suited for powering speakers or subwoofers in compact high-performance systems.

The amplifier is conformal-coated for all-weather applications and is designed for demanding mobile environments including motorcycles, boats, ATVs, UTVs, and outdoor audio systems. Its compact chassis makes installation easier in tight spaces while selectable REM, VOX, and DC turn-on modes provide flexible integration with factory and aftermarket systems.

Adjustable tuning includes a 40–400Hz crossover filter, 10Hz–33kHz frequency response, and 0.2–10V input sensitivity for precise system setup.

Key Features

• 2-channel full range Class D amplifier
• 150W x 2 @ 4Ω / 250W x 2 @ 2Ω / 500W x 1 bridged @ 4Ω
• Conformal-coated for all-weather durability
• Compact design for easy installation
• Selectable REM / VOX / DC turn-on modes
• Selectable 2CH / 4CH input modes
• Adjustable crossover and input sensitivity
• Includes RCA input and speaker output harness kits

Specifications

• 2-CHANNEL
• MAX Power: 500W x 1
• 250W x 2 @ 2Ω
• 150W x 2 @ 4Ω
• 500W x 1 @ 4Ω BRIDGED
• ALL-WEATHER APPLICATION
• Input Sensitivity: 0.2-10 Volt
• Crossover Filter: 40-400Hz, 12dB Per Octave Slope
• Frequency Response: 10-33KHz
• Selectable REM / VOX / DC Turn On Modes
• Selectable 2CH / 4CH Input Modes
• Dimensions: 9.1" x 4.1" x 1.46" / 230.5 x 103 x 37.2 mm
• Disconnected RCA Input & Speaker Output Harness Kits Included

Brand

Diamond Audio

Type

Motor vehicle amplifier

SKU

MICRO82U