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Under $20 Power Amplifiers

Shop the best prices on 10,076 great value under $20 power amplifiers. Shopping for power amplifiers is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Elriven, Kincjon and more. Buy power amplifiers online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 3,200
Heart Shaped RGB LED Flashing Light Module DIY Electronic Kit Water Lamp Soldering Project Practice for School Student
$12.95
Lora Module SX1276 Wireless Transceiver Module(868Mhz)
$14.95 Save $11.00 RRP: $25.95
5.0 Bluetooth Power Amplifier Board 100W Channel Amplifier Board
$20.95 Save $30.00 RRP: $50.95
1PCS LM386 10W Audio Amplifier Board Mono 3.5mm DC 3-12V Volume Control Mini AMP Module Adjustable Volume
$7.95
Bluetooth 5.0 Stereo Audio Amplifier Receiver 2channel Class D Mini Hi-fi Amp
$16.95 Save $34.00 RRP: $50.95
TA7668 Tape Drive Preamplifier Amplifier Tape Deck Board
$10.95 Save $6.00 RRP: $16.95
Mono 100W Bluetooth Audio Amplifier Board with TWS Box Function TPA3116D2 BT5.1 Stereo Audio Module
$22.95 Save $20.00 RRP: $42.95
30W MP3 Voice Playback Module DY-L30T 9 Trigger Music Player Power Amplifier Board TF Card 32G Max W Edition 0121
$19.95 Save $39.05 RRP: $59.00
DX0809 Two-Channel Power Amplifier Board 60W Hi-Fi Stereo Audio Power Amplifier Volume Tone Control Board Kit
$15.95 Save $9.00 RRP: $24.95
0.05-6GHz High Performance Medium Power Amplifier Module
$20.95 Save $22.00 RRP: $42.95
TDA7492P 50W+50W Digital Amplifier Board Wireless Bluetooth Audio Receiver Amplifier Board Module P
$18.95
5 Pcs Digital Power Amplifier Board,2X3W Type D PAM8403 Audio Module DC 5V Digital Audio Amplifier B
$21.95 Save $19.00 RRP: $40.95
Audio Power Amplifier Board TPA3110 XHA232 2.0 Channel Digital Stereo for Computers 826V
$12.95 Save $4.00 RRP: $16.95
Mini Amplifier Board 5W+5W HiFi Two-Channel PM CM2038 5V USB Supply Audio Amplifier
$7.95
2026 New XH-A157 PAM8403 Digital Audio Amplifier Board Double 3W Desktop Audio Amplifier Board Dual-Channel
$17.95 Save $18.00 RRP: $35.95
2026 NEW -C50L Bluetooth 5.0 Subwoofer Amplifier Board High Power Audio Stereo Amplifier Board 2X50W Bass AM
$21.95 Save $18.00 RRP: $39.95
Digital Audio-Sound Loudspeaker Fit for GBA Console Speaker Volume Increasing Power Amplifier PCB-Board Volume Up-Module Translucent
$19.95
Low Power TDA8932 35W Digital Amplifier Board Module Mono Power
$15.95 Save $3.00 RRP: $18.95
IRS2092S High power 500W Class D HIFI digital power amplifier board finished mono/super LM3886
$17.95 Save $4.00 RRP: $21.95
High-Power Digital o Amplifier Board with TPA3116D2 Chip, 12-24V Tone Control Amp Module
$12.95 Save $19.00 RRP: $31.95
GREATZT 10W/15W/20W Stereo Bluetooth 5.0 Power Amplifier Board 12V/24V High Power Digital Amplifier Module XY-P15W
$19.95 Save $4.00 RRP: $23.95
PAM8403 5V digital small power amplifier board / with switch potentiometer / USB power supply / sound effect
$18.95 Save $4.00 RRP: $22.95
XY-P15W Bluetooth 5.0 Amplifier Board DC 8V 12V 24V 10W 15W 20W Power Amplifiers Audio Stereo Digital AMP Sound Board
$9.95 Save $2.00 RRP: $11.95
XH-M542 TPA3116 D2 TPA3116DA DC 12V 24V 100W Mono Channel Digital Power Audio Amplifier Board TPA3116D2 Large Capacity Board
$9.95 Save $2.00 RRP: $11.95
New original TDA7378 audio power amplifier IC quality is good and cheap TDA7378
$21.95 Save $4.00 RRP: $25.95
10 PCS PAM8403 Module Super Mini Digital Amplifier Board
$7.95 Save $7.00 RRP: $14.95
Hifi Stereo Digital Audio Amplifier Board TPA3116
$10.95 Save $9.00 RRP: $19.95
TPA3116 Stereo Audio Amplifier Board TPA3116D2 50W&50W
$10.95 Save $8.00 RRP: $18.95
30W MP3 Voice Playback Module DY-L30T 9 Trigger Music Player Power Amplifier Board TF Card 32G Max W
$15.95 Save $14.00 RRP: $29.95
-LT23 2.1 Channel Bluetooth Audio Amplifier Board Module 50W+50W+100W Subwoofer TWS True Wireless ABlack SZRH
$20.95 Save $31.00 RRP: $51.95
Power Amplifier Audio Board 180w+180w 2.0 Channel Fet Speaker Amplifier Sound Preamplifier Dual Ac1
$17.95
Tda7492p 50w+50w Digital Amplifier Board Wireless Bluetooth Audio Receiver Amplifier Board Module Power Supply 8-25v
$10.95