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Under $20 Power Amplifiers

Shop the best prices on 5,312 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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65 - 96 of 5,312
6E2 Amplifier Valve Electronic Indicator Tube Replace EM84 for Enhance Amplified Speaker Tone Qualit
$18.95
Dual Channel Stereo Audio Amplifier Board Power DIY Amplifier Board For Home Theater
$21.95 Save $13.00 RRP: $34.95
PAM8403 2x3W Small Digital Power Amplifier Board for Class D Stereo Sound Amplifier Module 5V Power Amplifier Module Multicolor
$18.95
1.2A Balance Li-Ion Lifepo4 Lithium Battery Active Equalizer Balancer Energy Transfer 3S
$14.95
TM1637 4-Bits LED Display Module for , 0.36 Inch 7-Segment Red Anode Clock Tube & 4 Serial Driver Board
$8.95
20pcs 15A 400W MOSFET Trigger Switch Drive Module PWM Regulator Control Panel
$19.95
USB Volume Controller Computer USB Volume Adjustable Controller Support Shortcut Keys Customizable with RGB
$17.95
TPA3118D2 Digital Stereo Audio Amplifier Board 30W&30W 2.0 Channel Amplifier Module DC 12-24V Audio Amplifier Module
$11.95
2PCS 22.5W Fast Charging Mobile Power Module 5 Port Bidirectional Charging Module Circuit Board DIY QC4.0 QC3.0
$16.95
L298P DC Motor Drive Board Module L298P DC Motor Drive Shield Board Module 2A Dual H-Bridge 2 Way for R3
$18.95
RF Antenna UWB-1P Ultra Wideband Antenna 2.4GHz-7GHz Ultra Wideband Antenna Module Multi-Function Convenience Module
$14.95
20Pcs 5V Lithium Battery Charging Board Module Type-C Interface Charging Protection
$13.95
2pcs Xh-m314 Tpa3118 2x45w 12v 28v Stereo Audio Bluetooth Digital Power Amplifier Board
$14.95 Save $7.00 RRP: $21.95
Bluetooth 5.0 Amplifier Audio Board 30w Mono Stage Amplifier Board, U Disk Decoder, With Aux Line
$12.95
XH-M311 Mini Digital Amplifier Board TPA3118 Audio Amplifier Board Audio Power Amplifier Module Mono
$12.95 Save $21.00 RRP: $33.95
TDA7294 80W 100W Mono Audio AMP Amplifier Board DC30V-40V Kits Fit for TDA7293 Green
$19.95 Save $34.05 RRP: $54.00
10 PCS PAM8403 Module Super Mini Digital Amplifier Board 2 x 3W Class D Digital 2.5V to 5V Power Amp
$12.95 Save $22.00 RRP: $34.95
IRS2092S High Power Class D HIFI Mono Digital Power Amplifier Board 500W 58-70V
$19.95 Save $34.05 RRP: $54.00
PAM8403 Mini Digital Audio Amplifier Board 4 Channels 3W X 4 DC 5V Stereo Sound AMP A156 with Cable
$14.95 Save $24.00 RRP: $38.95
TDA2822 TDA2822M Mini 2.0 Channel 2x1W Stereo Audio Power Amplifier Board DC 5V 12V CAR Volume Contr
$14.95 Save $24.00 RRP: $38.95
Mini Power Amplifier Board 5W+5W HiFi Two-Channel PM CM2038 5V USB Supply Power Audio Amplifier
$12.95 Save $22.00 RRP: $34.95
TPA3118D2 Digital Stereo Audio Amplifier Board 30W&30W 2.0 Channel Amplifier Module DC 12-24V Audio Amplifier Module
$13.95 Save $5.00 RRP: $18.95
Hifi Stereo Digital Audio Amplifier Board TPA3116 Class D Amplifier Module 100W Mono Channel Amplifier
$19.95 Save $5.00 RRP: $24.95
Hifi Amplifier Board For Professionals 1Set
$13.95 Save $8.00 RRP: $21.95
10 Pcs Bluetooth Module CA-6928 Bluetooth Audio Module 5V 5.0 BT Bluetooth Speaker Audio Amplifier M
$15.95 Save $1.00 RRP: $16.95
MAX98357A I2S Input Auditory Amplifier Board 3W Class D Amplifier Board for Electronic Enthusiasts and Engineers
$19.95 Save $3.00 RRP: $22.95
0.05-6G High Performance Medium Power Amplifier Module
$19.95
TPA3116D2 2.1 Sound Channel High Efficiency Low Heat Digital Power Amplifier Board
$10.95 Save $11.00 RRP: $21.95
AD828 Preamplifier Volume Control Board with Treble Midrange and Bass Tone Controls Preamplifier Power Amplifier Board
$20.95 Save $2.00 RRP: $22.95
MP3 Decoder Board Bluetooth-compatible 5V 2x3W Amplifier 5 Call Recording 3.5MM Microphone Supports Amplifier
$12.95 Save $13.00 RRP: $25.95
TPA3110 2X15W Digital Audio Stereo Amplifier Module Board Mini Binaural Woosien
$13.95
10 PCS PAM8403 Module Super Mini Digital Amplifier Board 2 x 3W Class D Digital 2.5V to 5V Power Amplifier Board
$11.95