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Under $20 Battery Charge Controllers

Shop the best prices on 13,188 great value under $20 battery charge controllers. Shopping for battery charge controllers is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Anqing Cheng Bu and more. Buy battery charge controllers online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 3,200
USB Power Bank Virtual Load Anti-Shutdown Module,USB Electronic Load Mobile Power Anti-Shutdown Module
$6.95 Save $5.00 RRP: $11.95
Small Size 5V To 3.7V Li Battery Charging Module With Reverse Insertion Type C And Circuit Protections Multicolor
$13.95
Electric Scooter M365 Battery BMS Circuit Board for M365 Scooter Battery Controller Scooter Electrico Adulto
$17.95 Save $11.00 RRP: $28.95
For 18V BL1850B/BL1840B Lithium Battery Charging Protection Board Circuit Board Battery Indicator for Angle Grinder
$14.95 Save $10.00 RRP: $24.95
6pc Solar Powered Replacement Round Led Light Box Solar Battery Box Solar Cells - Battery Charger
$19.95 Save $6.00 RRP: $25.95
DC Converter 12V to 5V 3A Double 2 USB to Auto Regulator Voltage Step
$8.95 Save $4.00 RRP: $12.95
5V48V DC Automatic Power Switch 10A Battery Backup Controller for Uninterrupted Supply
$20.95 Save $11.00 RRP: $31.95
Battery Protection Board Balance 29.4V BMS 7S 20A Lithium 18650 Protection Board
$7.95 Save $4.00 RRP: $11.95
LP-E6 LP-E6N Triple Slot Battery Charger for 5D Mark II Mark III Mark IV 5D 60D 60Da 6D 70D 7D R5 R
$21.95 Save $7.00 RRP: $28.95
For Milwaukee M18 Battery Protection Board 18V Lithium Battery Protection Board for Milwaukee Power Tool
$9.95 Save $7.00 RRP: $16.95
IP2368 Bidirectional 100W Fast Charging Module Buck-Boost Type-C Interface Lithium Battery Power Fast Charging Board
$14.95
High Efficiency Rechargeable Battery Charger ML2032 ML2016 ML2020 ML1220 Button Battery Charger
$10.95 Save $6.00 RRP: $16.95
3S 20A PCB BMS Li-ion Battery Protection Board 18650 12.6V Lipo Cell Module 2025
$3.95 Save $3.00 RRP: $6.95
4S 12V 800A LiFePO4 Lithium Battery Charger BMS Protection Board with Power Battery Balance/Enhance
$7.95 Save $4.00 RRP: $11.95
For JIKONG BMS 3.2 Inch Screen Display with Cable 500mm for JIKONG All BMS
$21.95 Save $14.00 RRP: $35.95
50A 12V 24V 36V High Voltage perfect Diode Controller Solar Battery Charging Anti-Backflow Protectiored A-C Edition 1210
$12.95 Save $29.00 RRP: $41.95
9V AAA Battery Box for Legoeds Power Functions Technology
$11.95 Save $10.00 RRP: $21.95
6V 12V 10A Auto Solar Panel Charge Controller Battery Charger Regulator (Black)
$10.95 Save $48.05 RRP: $59.00
OKBY Ideal Diode -15A Solar Panel Battery Charging Anti Reverse Irrigation Protection Ideal Diode
$14.95 Save $18.00 RRP: $32.95
USB Power Bank Virtual Load Anti-Shutdown Module,USB Electronic Load Mobile Power Anti-Shutdown Mod
$14.95 Save $20.00 RRP: $34.95
4X M12 Li-Ion Battery Charging Protection PCB Circuit Board for Milwaukee 12V 1.3Ah 1.5Ah 48-11-2411 M12 Li-Ion Battery
$15.95
XY-BT13L 30A Battery Charge Control Module Charge and Discharge Protection Bidirectional Current Det
$20.95 Save $13.00 RRP: $33.95
DC 6-60V BLDC Three-Phase Brushless Motor Controller PWM 12V 24V 48V
$17.95 Save $3.00 RRP: $20.95
USB li-ion Battery Charger 3.7V for 18650 16340 14500 26650 Lithium Batteries
$16.95
Heavy Duty 30A 25A 5S Lithiums Battery Protections Circuits Board With Alloy Temperature Control Design Multicolor
$19.95
4S 14.8V 40A Lithium Battery Protection Board Charge Board Equalizer Power Protection Board
$6.95 Save $3.00 RRP: $9.95
Brushed DC Motor Speed Controller Regulator PWM DC 12V 24V 36V for 775 795 Gear Motor Electric Part
$18.95
100A Solar Charge Controller, Solar Panel Battery Intelligent Regulator with Dual USB Port, Multi-F
$15.95
5 Pcs Converter Stabilizer DC-DC Step Module 12V 24V 36V 48V 72V To 5V 1A USB Galvanic Isolated Sup
$18.95 Save $2.00 RRP: $20.95
10Pcs Solar Photovoltaic Bracket Aluminum Alloy Clamp for Solar Module Solar Panel Racking Mounts A
$17.95 Save $4.00 RRP: $21.95
10Pcs Solar Photovoltaic Bracket Aluminum Alloy Clamp for Solar Module Solar Panel Racking Mounts A
$17.95 Save $4.00 RRP: $21.95
DIY Portable Battery Storage Spot Welder Set, 12V Welder Unassembled Battery Storage Solder Circuit
$20.95 Save $5.00 RRP: $25.95