Total 200W class D power, based on the TPA3251. New Unused amplifier plate with built in pre amplifier, high pass filter. Ideal for a DIY powerful subwoofer project.
eBay
Subwoofer amplifier board 300W low pass filter subwoofer pure home theater active sub woofer amplifier board subwoofer amplifier
Aliexpress UK
Edge ED510A 750w Subwoofer with built in amplifier. Free wiring kit included. Both subwoofer and wiring kit have been removed from original packaging but were never used. In excellent condition.
eBay
Woopker ST-839 HiFi 2.1 Channel Power Amplifier 25W*2+40W Subwoofer Amplifier Sound Amp Bass and Treble Adjustmen Household AMP
Aliexpress UK
Max Power: 7800W. Four-Channel Design: This amplifier supports up to four speakers, making it ideal for comprehensive sound distribution across your vehicle, covering all frequency ranges with precision.
eBay
Professional Digital Power Amplifier 4 Channel Class D Audio Stereo Amplifier DJ Speaker Subwoofer AMP Karaoke Sound Amplifier
Aliexpress UK
Fully working good condition Vibe Powerbox 400.1M Amp Compact Micro Class D Mono Sub Subwoofer Amplifier
eBay
ST-838 HiFi 2.1 Channel Power Amplifier Bluetooth-compatible 5.0, 20Wx2 Subwoofer Amplifier Sound Amp Bass and Treble Adjustmen
Aliexpress UK
In Phase Car Audio USW300 - 300W Underseat Compact Subwoofer. 300W Underseat Compact Subwoofer - In Phase Car Audio USW300. 300w Max Power. Many people think about changing speakers in you car, my advice is just add the USW 300 and you will think you have new life in your car!
eBay
FUHAM ML2800 Digital Power Amplifier 2x1100W 8Ω 2/4 Channel DJ Subwoofer Amplifier Speaker power Amplifier
Aliexpress UK
Powerful Subwoofer Amplifier: Compact but mighty, the NS-21G is a 100W mono amplifier designed for passive subwoofers and bass shakers. Featuring the efficient TPA3116 Class D amplifier chip, it delivers strong and clean bass for home theaters, desktop systems, and gaming rigs. RCA & AUX Input for Wide Compatibility: The NS-21G supports both RCA and 3.5mm AUX inputs, making it easy to connect with TVs, phones, tablets, computers, CD players, and streaming boxes. Its dual-input design ensures the subwoofer amp integrates smoothly into almost any home audio system. .
eBay
SenMicre PFA16K Professional 2ohm Stable Power Amplifier 4 Channel 4x1600W DSP DJ Subwoofer Amplifier Line Array Speaker AMP
Aliexpress UK
Peak Output Power: 7800W. This 4-channel Amplifier Is 2-ohm Stable (4-ohm Bridged), High-level (horn) / Low-level (RCA) Input, Variable Electronic High-pass / Low-pass Crossover, Selectable 12dB Bass Boost EQ, Gain And Protection Circuitry For Impedance Overload, Horn Short Circuit, Thermal Overheating And DC Output.
eBay
ST-838 Home Theater Amplifiers HiFi 2.1 Channel Power Amplifier Stereo Bass Sound Car Home Amp Media Player Subwoofer Amplifier
Aliexpress UK
Subwoofer only. Original legs missing.
eBay
ST-838 Home Theater Amplifiers HiFi 2.1 Channel Power Amplifier Stereo Bass Sound Car Home Amp Media Player Subwoofer Amplifier
Aliexpress UK