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in Circuit ProtectionBest Seller
Limited time offer, ends 11/09
$11.99
$12.99
Free Shipping
AJMRTC 14.8V 4S 30A 18650 Li-ion Battery BMS Protection Board, Lithium Battery Charge Discharge Balance PCB Module for 4 Series 18650 Battery Pack
Limited time offer, ends 11/29
$18.24
Free Shipping
AJMRTC 5Pcs TP4057 Type-C USB 1A 3.7V Lithium Ion Battery Charging Module Board, 4.2V CC/CV Charge with Overcharge Overcurrent Short Circuit Protection for 18650 Li-Po Battery DIY Project
Limited time offer, ends 11/29
$22.51
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2S/3S Lithium Battery Charging Protection Module, Type-C Interface, Battery Protection Board
Limited time offer, ends 11/08
AJMRTC Mini Type-C Lithium Battery Charger Protection Module, 3.7V 4.2V Li-ion Charging Board, Constant Current Constant Voltage Charger Module for 18650 Lithium Battery
Limited time offer, ends 11/25
$10.28
Free Shipping
AJMRTC STJF 7S BMS Protection Board, 25.9V 29.4V Lithium Battery Management Module with Cell Balance, 15A Current Limit for 7 Series 18650 Li-ion Battery Pack Assembly
Limited time offer, ends 11/25
$13.33
Free Shipping
AJMRTC 2Pcs 5S 20A BMS Battery Protection Board, 18V 21V Lithium Battery Charge Module with NTC Temperature Protection, DC Connector for Power Bank & Electric Power Tool Battery Pack
Limited time offer, ends 11/25
$12.89
Free Shipping
AJMRTC 3 Pack 3S 12V 100A BMS Li-Ion Battery Protection Board with Balance Function, Lithium Charger Protection Module for 18650 Lithium Battery Pack
Limited time offer, ends 11/25
$19.32
Free Shipping
AJMRTC 4S 14.8V /16.8V 20A Peak Li-ion BMS PCM Battery Protection Board, Lithium Battery Management Module for LiCoO2 LiMn2O4 Cells, Overcharge Over-Discharge Short Circuit Protection
Limited time offer, ends 11/25
$10.83
Free Shipping
AJMRTC 4S Lithium Battery Charge Discharge Protection Board, 14.8V / 16.8V 20A Current Limiting BMS Power Supply Module for 4 Series Li-ion Battery Pack
Limited time offer, ends 11/25
$11.09
Free Shipping
AJMRTC 4S Li-ion BMS Protection Board 14.8V 12A, 16.8V Charge Cutoff 72×17×3.0mm Battery Management Module for 18650 Lithium Battery Pack DIY Power Supply Projects
Limited time offer, ends 11/25
$12.35
Free Shipping
3S 12.6V 100A Li ion Lithium Battery PCB Protection Board 3 Cells 11.1V Polymer Balance Function Charge Module BMS Circuit Protection PCB Board
Limited time offer, ends 11/09
$17.96
Free Shipping
4pcs 18650 Charging Board Dual USB 5V 2.4A Mobile Power Bank Module 186 50 Lithium Battery Charger Board with Overcharge Overdischarge Short Circuit Protection DIY USB Power Bank Board
Limited time offer, ends 11/08
$28.48
Free Shipping
20PCS Mini Lithium Battery Charging Board Module 3.7V 4.2V 18650 Lithium Battery Charger Protection Board with Type-C Interface
Limited time offer, ends 11/08
$18.98
Free Shipping
AJMRTC 3S 8A Li-ion BMS PCB Protection Board, 11.1V 12.6V 3 Cell Lithium Battery PCM Module, Overcharge Over-Discharge Overcurrent Short Circuit Protection for 3S 12V Lithium Battery Pack
Limited time offer, ends 11/25
$10.81
Free Shipping
AJMRTC Dual USB 5V 1A 2.1A Power Bank Charger Module Board with LED Indicator, 18650 Lithium Battery Charging PCB, DIY Electronic Kit for Portable Charger, Battery Pack & Electronic Projects
Limited time offer, ends 11/25
$11.98
Free Shipping
AJMRTC XH-M609 Battery Protection Module, DC 12V-36V Precise Undervoltage Over-Discharge Protection Board, Low Voltage Cutoff Controller for Lithium Battery Pack Charging & Power Supply Monitoring
Limited time offer, ends 11/25
$11.75
Free Shipping
