here!
I’m your shopping assistant for PC builds, upgrades, and everything tech.
Got questions? Ask away!
Start a conversation
"battery"
I'm Celeste, Newegg's tech expert! Need help with "battery"?
AJMRTC 4S 20A BMS Battery Protection Module, 4.35V Overcharge & 2.5V Over-discharge Protection, 5A Discharge with Cell Balancing, Lithium Battery Management Board for 4S Series Li-ion Battery Pack
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 4S Lithium Battery Protection Board, 14.4V/16.8V 14A 2MOS Four Strings BMS Module, Overcharge Over Discharge Short Circuit Protection for Lithium Battery Pack DIY Projects
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 3S 20A Lithium Battery BMS Protection Board, 10.8V 11.1V 12V 12.6V Li-ion Lipo Charger Discharge PCM Module, 10A Continuous Current Battery Management PCB for Battery Pack DIY Projects
Limited time offer, ends 11/25
$12.00
Free Shipping
AJMRTC 4S 5A BMS Lithium Battery Protection Board, 14.8V 16.8V Same Port Charge Board for 14500 Li-ion Battery Pack, Overcharge Over-Discharge Protection DIY Power Projects
Limited time offer, ends 11/25
$11.33
Free Shipping
AJMRTC 3S BMS Protection Board with Balance Function, 11.1V 12.6V 15A Lithium Battery Management Module, Overcharge Over-Discharge Over-Current Short Circuit Protection for Li-ion Battery Pack
Limited time offer, ends 11/25
$12.57
Free Shipping
AJMRTC 2S 5A BMS Protection Board, 7.4V 8.4V Lithium Battery Balance Charging Module, Li-ion Battery Management Board for 2 Series Lithium Battery Pack DIY Projects
Limited time offer, ends 11/25
$11.07
Free Shipping
AJMRTC 1PCS 12V Undervoltage Protection Module, Voltage Undervoltage Auto Recovery Load Cutoff Protection Switch, Low Voltage Disconnect Controller for Battery Power System Monitoring
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 10S 42V /15S Li-Polymer BMS Protection Board with Balance & Built-in Temperature Control, Lithium Battery Management Module, Multi Safety Protection for DIY Battery Pack Projects
Limited time offer, ends 11/25
$10.54
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
AJMRTC 2S 7.4V High Current BMS Protection Board, for 18650 26650 Lithium Polymer Battery Pack, Charge Discharge Management Module for Vacuum Cleaners & Small EV DIY Projects
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 2S 10A 7.4V Lithium Battery Protection Board, 8.4V BMS with Balance Function, Overcharge Over Discharge Overcurrent Short Circuit Protection, Stlxy 2S Li-ion Battery Management Module
Limited time offer, ends 11/25
$10.56
Free Shipping
AJMRTC 3S LiFePO4 BMS Protection Board, 9.6V/10.8V 14A 4MOS Battery Management Module for 3.2V LiFePO4 Cells, Optional Spray Coating for Lithium Battery Pack DIY Assembly
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 3S 25A Li-ion BMS PCM Protection Board with Balance Function, Lithium Battery Management Module for 3S Li-ion & Lipo Cell Pack, Overcharge Over Discharge Short Circuit Protection
Limited time offer, ends 11/25
$11.05
Free Shipping
AJMRTC 5S 15A BMS Board, High Reliability 18.5V Lithium Battery Protection PCB Module, 21V Max Charge Voltage, Overcharge Over-Discharge Over-Current Short Circuit Protection for 5S 18650 Li-ion
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 3S 25A Li-ion Lithium BMS PCM Protection Board with Balance Function, 12.6V Lithium Lipo Battery Pack Management Module, Overcharge Over-Discharge Over-Current Short Circuit Protection
Limited time offer, ends 11/25
$11.84
Free Shipping
AJMRTC BMS 10S 36V 15A Li-ion Battery Protection PCB Board, with Cell Balance Function, Overcharge Over Discharge Short Circuit Protection for 10 Series Lithium Battery Pack
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 5S Lithium Battery Charging Protection Board, 18V/18.5V/21V 20A 3MOS BMS Module, Overcharge Over-Discharge Short Circuit Protection for Li-Ion Battery Pack & Power Tools
Limited time offer, ends 11/25
$10.54
Free Shipping
AJMRTC 5S 18/21V 20A Li-ion Battery Pack BMS Charging Protection Board, DIY Replacement PCB Circuit Board for Makita 18V Lithium Battery Pack, Overcharge Over-Discharge Short Circuit Protection
Limited time offer, ends 11/25
$10.54
Free Shipping
