Stetsom IR800.4 IR 800.4 Compact 4 Channel Digital Amplifier – 800W RMS Full Range 2 Ohms Stable

The Stetsom IR 800.4 is a compact 4-channel digital amplifier designed to deliver powerful and clear full-range sound for car audio systems. Engineered for clarity, versatility, and efficiency, this amplifier is an ideal solution for upgrading factory speakers, building a louder mids-and-highs setup, or creating a compact multichannel system that requires substantial power. Its reduced size and weight, housed in an injected aluminum casing, make it super resistant and easy to install in tighter spaces without compromising on quality or performance.

This amplifier boasts a total RMS power output of 800 watts at 12.6V (2 Ohms) and a peak RMS output of 1060 watts at 14.4V. It features both RCA and high-level inputs, ensuring seamless integration with either factory or aftermarket head units. The IR 800.4 includes fixed 90 Hz high-pass and low-pass crossovers, along with a 'Flat Mode' that bypasses these filters for full-frequency playback, offering flexible audio control. A powerful internal cooler is integrated into its compact design to enhance heat dissipation and ensure extended, reliable operation.

For installation, the amplifier is equipped with 6 AWG power and ground terminals, an 18 AWG remote turn-on wire, and 13 AWG speaker outputs. A 40A fuse is recommended to be installed within 12 inches of the battery for optimal safety and performance. The Stetsom Iron Line Series, to which the IR 800.4 belongs, is known for its compact design and ability to deliver high-fidelity sound across bass, mid, and high frequencies.