Fosi Audio CA30 4-CH Car Multichannel Amplifier, Independent
Fosi Audio CA30 4-CH Car Multichannel Amplifier, Independent Crossover RCA/High Level Input, 88% Efficiency 100W x 4 @ 4Ω/320W Bridged, Mini Low Noise HiFi Amp for Vehicle Stereo Audio Sound System
From the brand
Discover Fosi Audio – Your HiFi Solution! We're a tech-driven brand, crafting innovative audio products around the world. Our vision: Affordable excellence for each consumer. Our mission: Redefining HiFi with cost-effective innovations. Join Fosi Audio on this unique audio journey!
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Get to know about Fosi Audio
For the past 5 years, we have been designing and developing audio products for real life, aiming to provide a perfect blend of premium acoustic performance with a modern, elegant design.
Why do we love what we do?
We’re not limited by what’s possible now. With a bold vision for the future of audio products, we painstakingly develop advanced technology and innovative research to make it a reality.
Why choose Fosi Audio?
We use meticulous production technology, combined with low-key modern industrial design, to present the sound as clear and pure as flawless crystal.
4-Ch Car Multichannel Amplifiers: Class D 4-channel design supports stereo connection and bridging for flexible system configs. Infineon IR4322 chip delivers clean, full-range sound to drive your vehicle's speakers with low distortion and minimal heat
HiFi Sound Quality: Brings Fosi Audio's home audio technology to the car audio world. Features JRC/ST op-amps with THD+N ≤0.008%, SNR ≥100dB, and ultra-low noise floor ≤200μV—specifications that outperform standard car amplifiers in its class
88% High Efficiency & Bridgeable: Class D design minimizes heat while delivering 100W x 4, and bridgeable mode provides 320W x 2 @ 4Ω for subwoofers. REM wire enables linking on/off with your head unit, while adjustable HPF/LPF crossover (50–250 Hz)
Compact Universal Fit: Measures 7.3" x 3.9" x 1.7" to fit under seats or tight spaces. Compatible with 10–16V DC gasoline vehicles, including sedans, SUVs, trucks, MPVs, Jeeps, and vans, for easy installation
Smart Cooling & Protection: CNC aluminum finned heatsink keeps temps low for stable, long-session sound. Built-in protection against overheating, short circuits, over-/under-voltage, and reverse polarity; handy LED indicators keep you informed
For the past 5 years, we have been designing and developing audio products for real life, aiming to provide a perfect blend of premium acoustic performance with a modern, elegant design.
Why do we love what we do?
We’re not limited by what’s possible now. With a bold vision for the future of audio products, we painstakingly develop advanced technology and innovative research to make it a reality.
Why choose Fosi Audio?
We use meticulous production technology, combined with low-key modern industrial design, to present the sound as clear and pure as flawless crystal.
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