Sure Electronics AA-AB31381 | Amplifier Module

The Sure Electronics AA-AB31381 is a formidable Class D audio amplifier module designed to deliver exceptional power and efficiency for demanding audio applications. As a booster module, it provides a single-channel solution capable of driving substantial loads, making it an ideal choice for high-performance subwoofer systems, professional sound reinforcement, or custom DIY audio projects where clean, robust amplification is paramount.

This amplifier excels in scenarios requiring immense low-frequency output, such as home theatre setups, car audio installations, or live sound environments. With a nominal power rating of 1 × 2000 watts into a 2 ohm load and a minimum load impedance of just 1 ohm, it offers remarkable flexibility for driving multiple speakers or high-power subwoofers. The 95% efficiency ensures minimal heat dissipation, allowing for sustained high-output operation without excessive thermal management.

Built around the Infineon Technologies IRS2092 chipset, this module achieves a signal-to-noise ratio of 99 dB and a gain of 31 dB, delivering clean, distortion-free audio. The amplifier features RCA input and screw terminal speaker and power connections for secure, reliable wiring. With dimensions of 152.4 × 114.3 × 63.5 mm and a current limit of 25.1 A, it is a compact yet powerful solution for enthusiasts and professionals seeking uncompromising performance in a single-channel Class D design.