4-Channel Car Amplifier, Class D, Bridgeable 400W

4-channel car audio amplifier power boosts your speakers with clean, stable output for clearer detail and stronger bass on every drive. This Class D multichannel stereo amp is bridgeable for flexible system builds, delivering up to 4 x 272W at 4 ohms or 4 x 400W at 2 ohms (max). Low THD and high SNR help reduce noise and distortion, while the aluminum alloy housing supports fast heat dissipation for reliable performance in SUVs, pickups, and off-road vehicles.

• Delivers up to 4 x 272W @ 4Ω / 4 x 400W @ 2Ω (max) for high-output speaker power


• Supports bridging to combine channels for stronger subwoofer bass without adding another amp


• Reduces noise with THD 0.038% and SNR >90dB for clean, accurate sound


• Runs cooler with an aluminum alloy shell designed for fast heat dissipation


• Fits most 12V vehicles, including sedans, SUVs, pickup trucks, sports cars, and off-road builds

Build a tighter, louder system without sacrificing clarity. With wide bandwidth and efficient Class D operation, this bridgeable 4-channel amp is ideal for powering door speakers, component sets, or a mixed setup with a subwoofer. Easy wiring terminals streamline installation, and the integrated fuse supports dependable current control during demanding play. If you’re upgrading factory sound or finishing a custom build, this amplifier delivers the headroom you need—grab yours today and tune your system the way you want it.

• Amplifier type: 4-channel, bridgeable, Class D


• Max power output: 4 x 272W @ 4Ω / 4 x 400W @ 2Ω


• Total harmonic distortion (THD): 0.038%


• Signal-to-noise ratio (SNR): >90dB


• Bandwidth: 10Hz–30kHz (-3dB)


• Rated voltage: DC 14.4V (12V automotive systems)


• Material: Aluminum alloy


• Color: Titanium gray


• Size: 7.4 x 3.4 x 1.6 in (189 x 85 x 41 mm)


• Weight: 1.9 lb (0.86 kg)