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Under $20 Power Amplifiers

Shop the best prices on 9,541 great value under $20 power amplifiers. Shopping for power amplifiers is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Elriven, GreenZech and more. Buy power amplifiers online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 9,541
W-22 Passive Stereo Volume Audio Adjustment Controller Left and Right Channel Adjustment
$17.95 Save $3.00 RRP: $20.95
Differential Turn Balance Single-Ended Output Ear Amplifier HiFi Amplifier Board MAX97220 Input 2.5
$9.95 Save $4.00 RRP: $13.95
Amplifier Replacement Bass Knob Control Remote 6Pin Subwoofer Remote Volumes Adjustment Control Knob
$10.95 Save $3.00 RRP: $13.95
Tda7294 Mono 100w Amplifier Board Finished Board
$4.95
TA7668 Tape Drive Preamplifier Amplifier Tape Deck Board
$10.95 Save $6.00 RRP: $16.95
-1002l Mini Bluetooth 5.0 Dc 5-24v Wireless Audio Digital Power Amplifier Stereo Board 100wx2 Bluetooth Amp Amplifier
$10.95
Innovative 4R3W Bluetooth-compatible Power Amplifiers Board Module for Interactives Computer DIY Applications
$17.95
D10 220V Digital Bluetooth Amplifier Board Subwoofer Microphone Karaoke Amp Speaker Home Theater DIY
$19.95 Save $3.00 RRP: $22.95
Mini Bluetooth-compatible 5.0 Wireless Audio Digital Power Amplifier Stereo Board 30w/40w Amp Amplificador Xy-p40w
$15.95 Save $68.05 RRP: $84.00
Mini Mono 100W 2SC5200 +2SA1943 DC 20-50V HiFi Power Amplifier Board
$17.95 Save $8.00 RRP: $25.95
IRS2092 500W Digital Audio Power Amplifier Board Mono Channel HIFI Power 20Hz-20KHz Class D Stage Power Amplifier Board unbrand
$16.95
XY-1001W Bluetootooth Amplifier Board 100W Mono High Power Audio Module TPA3116 Sound Power Amplifier Module 1001W-A unbrand
$17.95
AD828 Preamplifier Volume Control Board with Treble Midrange and Bass Tone Controls Preamplifier Power Amplifier Board unbrand
$14.95
MP3 Player Module Bluetooth-Compatible JQ-N95 with Power Amplifier Decoder Board Amplifier Car FM Radio Module unbrand
$10.95
100W 2SC5200+2SA1943 HIFI Mono Channel Audio Amplifier Board Dual DC35V Speaker Output for Home Theater DIY Projects
$13.95 Save $6.00 RRP: $19.95
High power amplifier board 2SC5200 2SA1943 100W DC 35V
$21.95
Speaker Binding Post Terminal Power Amplifier 2 way Banana Plug Jack (4PCS)
$17.95 Save $5.00 RRP: $22.95
Bluetooth Audio 15W Amplifier Board with FM BT Audio Portable Speaker 5V Karaoke Power Amplifier Boa
$13.95 Save $4.00 RRP: $17.95
Amplifier Board Module USB Built in Overheating Protection Circuit PM CM2038 DC2-6V
$10.95 Save $11.00 RRP: $21.95
TDA7377 Digital Power Amplifier Module 2x35W Dual Channel Stereo Digital Power Amplifier Board for DIY Speakers
$19.95 Save $19.00 RRP: $38.95
RF Amplifier Module Professional 20?3000+MHz Low Noise RF Amplifier Board for Radio 3.3?6V
$18.95 Save $19.00 RRP: $37.95
Voice Sound Playback Module MP3 Player Module UART I/O Trigger Class D Amplifier Board 5W DY-SV5W
$20.95 Save $21.00 RRP: $41.95
PAM8610 Digital Audio Amplifier Board Voice Sound Amplifier Module
$17.95 Save $1.00 RRP: $18.95
Bluetooth 5.0 Amplifier Audio Board 30w Mono Stage Amplifier Board, U Disk Decoder, With Aux Line
$10.95 Save $7.00 RRP: $17.95
12V 24V 220V HIFI Bass Power Amplifier Board with USB Player Module Dual Microphones for Audiophiles EU Plug
$17.95 Save $9.00 RRP: $26.95
TPA3118 PBTL Mono Channel Digital Audios Power Amplifier Module 60W Output for Home Theater Personality Sound Systems 25-26s
$6.95 Save $7.00 RRP: $13.95
HF RF Broadband Power Amplifier Module RF2126 Amplifier 2.4GHZ 1W WIFI Bluetooth Mapping Amplifier with Heat Dissipation 25-26
$14.95 Save $14.00 RRP: $28.95
4Pcs 4 Pole Speaker Plug Twist Lock o Power Amplifier Cable Connector CNL4FC(Blue )
$18.95 Save $27.00 RRP: $45.95
4Pcs 4 Pole Speaker Plug Twist Lock o Power Amplifier Cable Connector CNL4FC(Orange )
$18.95 Save $27.00 RRP: $45.95
2SC5200+2SA1943 High Power Mono 100W DC 35V Finished Power Amplifier Board
$16.95 Save $5.00 RRP: $21.95
10Pcs Lithium Battery Charging Module 3.7V 5V 2S 3S Battery Boost Charging Support QC Fast Charging Module
$17.95
2.1 Channel Digital Power Amplifier Board+AUX Audio Cable 2x25W+50W
$18.95 Save $1.00 RRP: $19.95