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Under $20 Computer Power Supplies

Shop the best prices on 4,453 great value under $20 computer power supplies. Shopping for computer power supplies is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Dangtu Huimang Jiancai Shangmao Youxian Gongsi, Elriven and more. Buy computer power supplies online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 3,200
AC to 1.5V 1A Power Adapter with ON/OFF Switch for AA LR6 AAA LR03 LR20 C D Battery Eliminator, Replaces 1x 1.5V Battery
$10.95 Save $20.00 RRP: $30.95
PCIe 8pin to 6+2Pin Power Supply Cable GPU 8 Pin to 6pin PSU Modular for HXi RMi RMX RM -M -M Serie
$9.95 Save $38.00 RRP: $47.95
Desktop Computer Power Switch External Remote Start PC Motherboard Power On/Off
$21.95
PCIe 8pin to 6+2Pin Power Supply Cable GPU 8 Pin to 6pin PSU Modular for Corsair AXi HXi RMi RMX RM SF CS-M CX-M Series
$10.95 Save $3.00 RRP: $13.95
Supply Baffle SFX to ATX Supply Adapter SFX to ATX PSU Converter Conversion Frame with 4 Screws, B
$7.95 Save $4.00 RRP: $11.95
9v Replacement Power Supply Compatible With Zoom G2.1u Multi-effects
$14.95 Save $16.00 RRP: $30.95
PCIe 8pin to 6+2Pin Power Supply Cable GPU 8 Pin to 6pin PSU Modular for HXi RMi RMX RM -M -M Series
$8.95 Save $6.00 RRP: $14.95
for RTX3080 3080 Power Supply Cable 12pin To Two 8pin Corsair Modular PCIE GPU
$10.95 Save $5.00 RRP: $15.95
Computer Power Supply Tester LCD Display Aluminum Alloy Support 20/24Pin ATX SATA
$9.95 Save $10.00 RRP: $19.95
PC Power Button Extension Computer Power Button Desktop Computer Power Switching Extension Cable White
$19.95
12V to 6V 18W Max 3A Waterproof DC/DC Power Supply Converter
$15.95 Save $25.00 RRP: $40.95
Corsair AX1500I AX1200 24-Pin ATX Power Supply Cable 14+10 to 20+4 Pin
$19.95 Save $19.00 RRP: $38.95
2Pcs Electric Planer Power Supply Switch for N1900B 9218SB
$14.95 Save $25.00 RRP: $39.95
Desktop Computer Switch External Power Switch Power Button+Restart Button PC Case Power Supply Butto
$16.95 Save $27.00 RRP: $43.95
6Pin Server Power Adapter Board 12V Graphics Card Converter Board Supports 1600W Power Supply for Se
$19.95 Save $18.00 RRP: $37.95
5 Pack CPU 8Pin to 2X 8 Pin (6+2) Power Data Cable for Miner Double PCI-E PCIE 8Pin Power Supply Spl
$12.95 Save $22.00 RRP: $34.95
Dual Psu Adapter, Synchronous Power Board 24PIN Power Supply Dual-Start Card ADD2PSU Dual-Power Star
$21.95 Save $19.00 RRP: $40.95
Breakout Board 1600W for Ethereum ETH ZEC Mining Server Power Supply Adapter GPU PSU 10x6Pin Hub for
$20.95 Save $18.00 RRP: $38.95
2026 NEW 12V 2A Switching Power Supply Board Module Bare Board 24W AC-DC Isolated Power Supply Practical Pow
$21.95 Save $18.00 RRP: $39.95
2026 NEW PSU 8Pin to Dual 8Pin(6+2) Pin PCIe Modular Power Supply Cable for Supernova G2 G3 P2 T2 GS 650 750
$21.95 Save $47.05 RRP: $69.00
Graphics Card Module Cable 12pin To Two PCIE 8pin 6+2Pin Suitable For Enermax PSU Modular Power Supply Sleeved Cable
$17.95 Save $26.00 RRP: $43.95
Flexible 4Pin to 15Pin SATA15P Female to 4P Female Power Cord Accessory unbrand
$19.95 Save $4.00 RRP: $23.95
5V/12V/18V Universal Cooker Switch Switching Power Supply Module Board Green
$16.95
PC Power Button Extension External Flexibility PC Power Switch Power Supply Control Adapter Cable Computer Host Button 1.65meter/5.4ft
$17.95 Save $6.00 RRP: $23.95
ATX Power Board Copper Clad Laminate 4 Outputs 24 Pins Computer Power Supply Module
$10.95 Save $11.00 RRP: $21.95
48V to 12V DC Power Supply 120W with Cooling Fan for RV TroveMart
$15.95
Compatible 8Pin to 4+4Pin power cable Corsair RM550X RM650X RM750X RM850X RM1000X
$18.95
4pcs Xh-m229 Power Supply Case Atx Switchboard Take Battery Leads To The Module Power Supply Output Wiring Terminal
$12.95
For Power Supply Module DC 24V 4A 6A to AC 110V 220V Switching Power Supply Module AC-DC Board
$16.95 Save $4.00 RRP: $20.95
10W Professional Waterproof Electronic LED Driver Power Supply AC90-250V (50/60HZ)DC12V
$16.95
10W Professional Waterproof Electronic LED Driver Power Supply AC90-250V (50/60HZ)DC12V
$8.95 Save $8.00 RRP: $16.95
Power Adapter Board for Server DPS-1200FB to 8Pin Graphics Card Power Supply Board 6Pin Adapter Board
$13.95 Save $8.00 RRP: $21.95