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Under $20 Power Amplifiers

Shop the best prices on 5,587 great value under $20 power amplifiers. Shopping for power amplifiers is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Jtgg, SZ-FR1U-I750010545 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 3,200
1PCS LM386 10W Audio Amplifier Board Mono 3.5mm DC 3-12V Volume Control Mini AMP Module Adjustable Volume
$10.95
Lora Module SX1276 Wireless Transceiver Module(868Mhz)
$20.95 Save $15.00 RRP: $35.95
Heart Shaped RGB LED Flashing Light Module DIY Electronic Kit Water Lamp Soldering Project Practice for School Student
$17.95
AC DC 7-12V Audio Power Amplifier Board TDA7297 Dual Channel Bluetooth 5.0 Class Amplifier Receiving
$21.95 Save $4.00 RRP: $25.95
XY-C50L Bluetooth 5.0 AUX Digital Power Amplifier Board 2X 50W Speaker Stereo Audio AMP Module Home
$15.95 Save $7.00 RRP: $22.95
TA7668 Tape Drive Preamplifier Amplifier Tape Deck Board
$14.95 Save $8.00 RRP: $22.95
DX0809 Two-Channel Power Amplifier Board 60W Hi-Fi Stereo Audio Power Amplifier Volume Tone Control Board Kit
$21.95 Save $12.00 RRP: $33.95
TPA3116 DC 5V-26V 50W+50W 2.0 Channel Digital Stereo Audio Power Amplifier Board 2A Audio Amplifier Module
$13.95 Save $5.00 RRP: $18.95
Radio Transmission FM HF 1--930MHz 2.0W 2W RF Broadband Power Amplifier Module
$11.95 Save $12.00 RRP: $23.95
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
$11.95
5 Pcs Digital Power Amplifier Board,2X3W Type D PAM8403 Audio Module DC 5V Digital Audio Amplifier
$9.95
TDA2030A Power Amplifier Board Finished High Fidelity Mono Wide Voltage 12V Single Power 15W Digital Audio Module
$12.95 Save $8.00 RRP: $20.95
0.5PPM Compensated Crystal Components for Yaesu FT-817 857 897
$10.95 Save $6.00 RRP: $16.95
1PCS LM386 10W Audio Amplifier Board Mono 3.5mm DC 3-12V Volume Control Mini AMP Module Adjustable Volume
$10.95
Bluetooth5.4 DC 5-22V Digital Amplifier Board 502L HIFI Audiophile High Power 2.0 Mini Stereo Bluetooth Amp Amplificador
$17.95 Save $9.00 RRP: $26.95
AK-170 Audio Power Amplifier Wireless HiFi Stereo Audio Power Amplifier 200W+200W with RCA Input Hom
$20.95 Save $98.05 RRP: $119.00
AD828 Preamplifier Volume Control Board with Treble Midrange and Bass Tone Controls Preamplifier Power Amplifier Board
$20.95 Save $2.00 RRP: $22.95
2.1 Channel Class D HiFi Power Amplifier Board 25W+6W+6W Sound Amp Volume Control for Speaker Subwoofer Home Theater
$15.95 Save $8.00 RRP: $23.95
DC 8-24V 30W X 2 HIFI Stereo Digital Power Amplifie Board Bluetooth 5.0 Channel Class D Speaker AUX 24V Audio AMP Module
$19.95 Save $44.05 RRP: $64.00
2x50W TPA3116D2 Subwoofer Amplifier Board Dual Digital Amplifier DC12-15V Audio Module for DIY Soun
$20.95 Save $5.00 RRP: $25.95
Digital PAM8403 Small Power 5W Amplifier Board 2 Channel Bluetooth 5.0 DIY Home Sound Speaker Amp Module
$9.95 Save $6.00 RRP: $15.95
60W High Power Mono Amplifier Audio Board Class D HIFI Digital Mini Power Amplifier Module Amplifier Audio Module
$13.95 Save $7.00 RRP: $20.95
Tda2030A 2.1 Subwoofer Amplifier Board Three-Channel Speaker Audio
$15.95
TDA1308 Headphone Headset Amplifier Board Amp Preamplifier Module 3V-6V for DC Other
$19.95
10PCS 3v-5v NS8002 Mini Mono Power Amplifier Module Diy Low Voltage Stereo Audio Systems Class AB Amplifier Circuit DC
$18.95 Save $7.00 RRP: $25.95
TDA7377 2.1ch Amplifier Single Power Speaker Amplifier Board Sound Amplifier DIY Suite Computer Audio Modification
$20.95 Save $22.00 RRP: $42.95
10W Bluetooth Amplifier Board MP3 Audio Decoder Board 3.7V-24V Audio Power Module with USB/TF/FM for DIY Home Speaker
$21.95
DC5V UV Lamp Electronic Ballast UVC Lamp Driver Power Board Power Transformer with UV Lamp 2x3W Wit
$15.95 Save $4.00 RRP: $19.95
MR760 Hi-Speed Rectifier Bridge 12A 600V Fast Recovery Rectifier Bridge Stack for Hi-Fi Audio Power
$18.95 Save $4.00 RRP: $22.95
VIRE Bluetooth 5.3 Audio Amplifier Module 2x30W Dual Channel
$20.95 Save $1.00 RRP: $21.95
Hifi Stereo Digital Audio Amplifier Board TPA3116
$13.95 Save $1.00 RRP: $14.95