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Under $20 Power Amplifiers

Shop the best prices on 5,311 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 New Zealand.

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1 - 32 of 5,311
DY-SV8F Voice Playback Module MP3 Player UART I/O Trigger Amplifier Class D 5W 8M Storage Flash SD/TF Card for Arduino
$15.95
10 Pcs Bluetooth Module CA-6928 Bluetooth Audio Module 5V 5.0 BT Bluetooth Speaker Audio Amplifier M
$16.95 Save $11.00 RRP: $27.95
50W Volume Control Professional Safety 5 Gears Tuning Knob White
$12.95 Save $5.00 RRP: $17.95
2PCS Differential Amplifier Board 18W Digital Class D/AB NS4110B Voltage 6-14V Audio Power Amplifier
$13.95 Save $7.00 RRP: $20.95
Mini Amplifier Board 5W+5W HiFi Two-Channel PM CM2038 5V USB Supply Audio Amplifier
$9.95 Save $4.00 RRP: $13.95
Tda7294 Mono 100w Amplifier Board Finished Board
$6.95
Pure Sine Wave Inverter Driver Board Egs002 "eg8010+ir2110" Driver Module Egs002 Surface Mount Module
$17.95 Save $9.00 RRP: $26.95
Voice Sound Playback Module MP3 Player Module UART I/O Trigger Class D Amplifier Board 5W DY-SV5W
$16.95
2.1 Subwoofer Amplifier Audio Board 6Wx2+25W Mini Amplifier HIFI YD1517P for 4-6 Inch 40W SubWoofer
$16.95 Save $52.05 RRP: $69.00
60W High Power Mono Amplifier Audio Board Class D HIFI Digital Mini Power Amplifier Module Amplifier Audio Module
$14.95
15pcs 433Mhz RF Receiver Superheterodyne UHF ASK 433Mhz Remote Control Module Kit Small Size Low Power with Antenna
$19.95
Radio Transmission FM HF 1--930MHz 2.0W 2W RF Broadband Power Amplifier Module
$11.95 Save $11.00 RRP: $22.95
Engine Fan Belt Serpentine Drive Belt Compatible with Australia Everest BT50 3.2L FB3Q-6C301-7PK3110
$18.95 Save $50.05 RRP: $69.00
DC 12V 24V 2x120W Audio Amplifier Board Dual Channel Stereo High Power Digital Audio Power Amplifie
$15.95 Save $4.00 RRP: $19.95
2Pcs PAM8403 Mini 5V Digital Power Amplifier Module Audio Amplifier Module Board
$20.95 Save $6.00 RRP: $26.95
TPA3118 60W Mono Digital Amplifier Board PBTL Mono Power Amp 12V 24V High Efficiency Audio Amplifier Module
$8.95 Save $4.00 RRP: $12.95
3pcs Sg3525 Pwm Controller Module Adjustable Frequency 100-200khz 8v-12v
$15.95 Save $63.05 RRP: $79.00
TPA3118 Digital Audio Amplifier Board 2.1 Channel Amplifier Module 2X30W&60W Audio Power Amp Board
$16.95 Save $6.00 RRP: $22.95
TPA3116D2 Digital Amplifier Board 2 Channel Class D Audio Amplifier Module 2x100W High Power Stereo
$20.95 Save $7.00 RRP: $27.95
SW3518 100W Full Protocol Fast Charging Module Supports Step-Down Function PD QC Fast Charging Modu
$16.95 Save $67.05 RRP: $84.00
1PCS LM386 10W Audio Amplifier Board Mono 3.5mm DC 3-12V Volume Control Mini AMP Module Adjustable Volume
$12.95
Low Power Volume Increased Sound Digital Power Amplifier Module
$17.95 Save $5.00 RRP: $22.95
Receiver Wireless Audio Amplifier Board For Music Enthusiasts With USB Support In Black 1Pack
$17.95 Save $8.00 RRP: $25.95
Dual Power Rectifier Filter Module 6A X2 Power Amplifier Board 2X300W
$17.95 Save $16.00 RRP: $33.95
XH-M311 Mini Digital Amplifier Board TPA3118 Audio Amplifier Board
$19.95 Save $27.00 RRP: $46.95
5 Pcs Digital Power Amplifier Board,2X3W Type D PAM8403 Audio Module DC 5V Digital Audio Amplifier
$9.95
2X TDA2030A DIY Power Amplifier Module Audio Power Amplifier Board Amplifier Module
$10.95 Save $9.00 RRP: $19.95
XH-A164 Micro-Digital Bluetooth Amplifier Board PAM8403 Amplifier Module DC5V Power Supply 5W+5W Power
$12.95 Save $7.00 RRP: $19.95
TPA3118D2 Digital Stereo Audio Amplifier Board 30W&30W 2.0 Channel Amplifier Module DC 12-24V Audio
$12.95 Save $4.00 RRP: $16.95
AD828 Preamplifier Volume Control Board with Treble Midrange and Bass Tone Controls Preamplifier Power Amplifier Board
$20.95 Save $2.00 RRP: $22.95
-502MT Bluetooth 5.0 Subwoofer Amplifier Board 2.0 Channel High Audio Stereo Amplifier Board 2X50W
$16.95 Save $10.00 RRP: $26.95
2025 TPA3110 2X15W Dual Channel Stereo Power Amplifier Board Module, Digital Audio Amplifier for Computer and DIY Audio Projects
$12.95 Save $12.00 RRP: $24.95