A battery management system (BMS) is an electronic regulator that monitors and controls the charging and discharging of rechargeable batteries. Battery BMS protection boards are the brains behind battery packs. 20A 4S BMS manages the output, charging, and discharging and also provides critical safeguards to protect the batteries from damage. 18650 protection circuit Board is a high-accuracy voltage detection circuit. The 20A protection board can be used for lithium-ion Phosphate batteries, Low power inverters, massager battery packs, electronics, LED light backup power supplies, solar street lights battery packs and many other products Specifications Of Lithium Battery Protection Board Overcharge Short Circuit Over-Discharge Current Limit Protection: Over Charge Voltage:4.25-4.35v±0.05v Over-Discharge Voltage: 2.3-3.0v±0.05v Max working current:10A Max Peak Current:20A Working Temperature:-40— 50 Storage Temperature:-40– 80 Small current:6uA Life cycle:50000hours Resistance:45mΩ Short cut Protection: Protectable Size:35*35*3.0mm Package Include: 1x Battery Protection Board 4S 20A 14.8V BMS For 18650 Lithium Ion Cells HX-4S-A20 in Pakistan
