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Under $20 Power Amplifiers

Shop the best prices on 8,316 great value under $20 power amplifiers. Shopping for power amplifiers is easy with Fruugo, with SALE discounts, offers and savings on Elriven, Viewleaf, Jtgg and more. Buy power amplifiers online safely with Fruugo, with secure payment and fast shipping to Australia.

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1 - 32 of 8,316
Tda7294 Mono 100w Amplifier Board Finished Board
$5.95
TPA3118D2 Digital Stereo Audio Amplifier Board 30W&30W 2.0 Channel Amplifier Module DC 12-24V Audio
$6.95 Save $9.00 RRP: $15.95
ZK-1001B Mono 100W Bluetooth 5.1 Audio Power Amplifier Module DC7-24V Power Amplifier Chip TPA3116 with TWS
$19.95 Save $10.00 RRP: $29.95
W-22 Passive Stereo Volume Audio Adjustment Controller Left and Right Channel Adjustment
$20.95 Save $4.00 RRP: $24.95
Differential Turn Balance Single-Ended Output Ear Amplifier HiFi Amplifier Board MAX97220 Input 2.5
$11.95 Save $5.00 RRP: $16.95
Amplifier Replacement Bass Knob Control Remote 6Pin Subwoofer Remote Volumes Adjustment Control Knob
$12.95 Save $3.00 RRP: $15.95
RF2126 RF Power Amplifier 2.4GHZ 1W WIFI Bluetooth Radio Amplifier
$20.95 Save $11.00 RRP: $31.95
30W MP3 Voice Playback Module DY-L30T 9 Trigger Music Player B
$19.95 Save $44.05 RRP: $64.00
2PCS Differential Amplifier Board 18W Digital Class D/AB NS4110B Voltage 6-14V Audio Power Amplifier
$11.95 Save $6.00 RRP: $17.95
PAM8610 12V Mini Hi-Fi Audio Stereo Amplifier Board 2X10W Dual Channel D Class for DIY Audio Project
$10.95 Save $4.00 RRP: $14.95
DC 8-24V 30W X 2 HIFI Stereo Digital Power Amplifie Board Bluetooth 5.0 Channel Class D Speaker AUX
$17.95 Save $10.00 RRP: $27.95
Voice Sound Playback Module MP3 Player Module UART I/O Trigger Class D Amplifier Board 5W DY-SV5W
$17.95 Save $81.05 RRP: $99.00
DC 12V 40W+40W Stereo Audio Amplifier Board Microphone Amplifier
$19.95
Bluetooth Audio 15W Amplifier Board with FM BT Audio Portable Speaker 5V Karaoke Power Amplifier Boa
$16.95
For Wifi Development Board Esp8266 Wlan Wifi Internet Module For Wemos
$15.95 Save $7.00 RRP: $22.95
Mini Stereo Amplifier Dc12V Dual Channel Hi-Fi Audio Player
$20.95 Save $20.00 RRP: $40.95
50PCS PAM8403 Audio Speaker Sound Amplifier Board Module DC 5V Mini Power Amplifier Board for Class
$19.95
1pcs Low Power Volume Increased Sound Digital Power Amplifier Module for GAMEBOY ADVANCE SP/GBASP S
$13.95
1pcs Low Power Volume Increased Sound Digital Power Amplifier Module for GAMEBOY ADVANCE SP for SP
$12.95
RF WideBand Amplifier 0.12000MHz 912VDC 37mA 30+dB High Gain SMAK Female Low Noise LNA Amplifier
$19.95 Save $23.00 RRP: $42.95
Tws Tpa3118 Amplifier Audio Board Amplificador Aux 30w/20w Csra64215 5.0 Bluetooth Receiver Hy5066m
$18.95
Treble+Bass 2 Way Speaker Crossover HiFi High-Fidelity Frequency Divider Fever Bookshelf Speaker Mo
$19.95 Save $49.05 RRP: $69.00
1090MHz 1.09GHz ADS-B Active SAW Filter &LNA 5V Power Supply Low Noise Amplifier
$15.95 Save $48.05 RRP: $64.00
Mini Power Amplifier Board 5W+5W HiFi Two-Channel PM CM2038 5V USB Supply Power Audio Amplifier
$7.95 Save $9.00 RRP: $16.95
Dc 5V 7.83Hz Precision Resonance Ultra-Low Frequency Wave Generator Audio Resonator
$18.95 Save $45.05 RRP: $64.00
Differential Power Amplifier Board 2X10W Digital Class D Audio Power Amplifier HT8697 3.6-8.5V Diffe
$7.95 Save $10.00 RRP: $17.95
100W TPA3116D2 Mono Amplifier Board Class DC 12V-26V Digital Audio Power Amplifier Sound Board AMP
$7.95 Save $10.00 RRP: $17.95
XH-M314 Bluetooth Digital Power Amplifier Board TPA3118 Dual 45W Audio Module AUX Decoding
$9.95 Save $11.00 RRP: $20.95
PAM8403 Mini Digital Audio Amplifier Board 4 Channels 3W X 4 DC 5V Stereo Sound AMP A156 with Cable
$8.95 Save $5.00 RRP: $13.95
Bluetooth 5.0 Amplifier Board AUX 20W/30W Serial Port to Change Name Mono Stereo Module Amplificador
$18.95 Save $19.00 RRP: $37.95
Tpa3116D2 Subwoofer Digital Power Amplifier Board Tpa3116 Amplifiers 100W Audio Module Ne5532 Op Amp
$11.95 Save $12.00 RRP: $23.95
XH-M139 Digital Power Amplifier Board 2.1 Channel 2x50W&100W DC12-24V Amplifier Modules TPA311602
$13.95 Save $14.00 RRP: $27.95