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"?
01
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
Free Shipping
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 3S 11.1V 12.6V 10A Lithium Battery BMS Protection Board, 3 Strings 12V Li-ion Cell Management Module with Overcharge, Overdischarge, Short Circuit Protection for 18650 Battery Pack DIY
Limited time offer, ends 11/25
$10.98
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 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 4S 8A BMS Protection Board, 4 Series Polymer Li-ion Lithium Charger Protection Module for 4Pcs 3.7V Lithium Battery, Overcharge Over-Discharge Short Circuit Protection for Battery Pack DIY
Limited time offer, ends 11/25
$10.75
Free Shipping
AJMRTC 13S 48V 50A LithiumIon Battery Pack BMS Protection PCB Board, Liion Battery Management Module with Overcharge Discharge ShortCircuit Protection for 48V Lithium Battery Pack
Limited time offer, ends 11/25
$19.64
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
3pcs 3A Li Battery Charging Module Type-C Interface Charging Protection Integrated Power Module
Limited time offer, ends 11/09
$11.99
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 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
