Alpine S-Series 4/3/2 Channel Power Amplifier - S-A32F

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Perfect for beginners and enthusiasts alike, the S-Series amplifiers have the technology to improve your music experience yet are still friendly on your wallet. Used in conjunction with our advanced S-Series speakers and subwoofers, they create a complete sound system that takes your in-vehicle music experience to the next level.

The S-Series amplifiers contain technology that was previously only available in our premium line up of amplifiers, the R- and X-Series models. The S-Series models are based on Alpine’s intelligent amplifier platform that ensures superior sound reproduction and precision imaging. With an improved heat sink, and protection circuit design that eliminates thermal shut-down, your music will keep playing no matter where your drive takes you.


The S-Series amplifiers are designed to fit anywhere.  Measuring at 8”, these amplifiers can be mounted under seats or behind panels.  Though they sport a compact footprint on the outside, they produce impressive power on the inside The S-A32F 4-Channel Amplifier boasts the perfect amount of power to drive the newly redesigned S-Series speakers to their optimal performance for clean and accurate sound. 

Features and Specifications
Alpine’s Class D Amplifier Circuit
CTA-2006-B Power Rating 55W RMS x 4 (4ohm, 14.4V ≤ 1% THD+N); 80W RMS x 4 (2ohm, 14.4V≤ 1% THD+N)
Bridged160W RMS x 2 (4ohm, 14.4V ≤ 1% THD+N)
S/N ratio>83dB (ref: 1W into 4 ohm), >98dB (ref: rated power into 4 ohm)
THD+N ≤ 0.03% ref 1W info 4 ohm
Frequency Response10Hz-30kHz (+/-3 dB)
Damping Factor> 100

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