3.7V lithium battery charging protection board module for polymer 18650

1. Parameters:Overcharge detection voltage: 4.25±0.05VOvercharge release voltage: 4.23 ± 0.05VOverdischarge detection voltage: 2.54±0.1VOvercurrent detection current: 1-3A2. Function:Overcharge protection, overdischarge protection, short circuit protection, overcurrent protection.3 Wiring instructions:B+ is connected to the positive pole of the battery.B-connect to the negative pole of the battery.P+ is the positive pole of the battery output inputP- is the negative pole of the battery output and input

Battery protection board 2 strings 7.4V 8.4V lithium battery pack protection board

Properties of the protective plate:Model: HX-2S-02Overcharge voltage range: 4.25-4.35v ± 0.05vSize: 36*6*1 .0m.mOver discharge voltage range: 2.3-3.0v ± 0.05vMaximum working current: 3AWorking temperature: -40---+50°CMaximum instantaneous current: 5AStorage conditions: -40-- +80°CQuiescent current: less than 3uAEffective life: more than 50000 hoursInternal resistance: less than 45mShort circuit protection: can be protected, need to be charged to restoreWelding point description:B+ is connected to the positive pole of the battery;B-connect to the negative pole of the battery;MB is connected to the connection point before battery 1 and battery 2;P+ is connected to the positive electrode of the charging/discharging terminal (the charging terminal/discharging terminal is shared);P- is connected to the negative electrode of the charging/discharging terminal (the charging terminal and the discharging terminal are shared).

5S 15A Li-ion Lithium Battery 18650 Charger PCB BMS 18.5V Protection Board

Upper working current: 15AUpper limit instantaneous current: 25AOvercharge voltage range: 4.25V±0.05VOverdischarge voltage range: 2.5V±0.05VQuiescent current: less than 30μACharging voltage: 15V~21VShort circuit protection: can be protected, delayed self-recovery

6S 15A 24V PCB BMS Protection Board

Specification:Balanced Charge: NoneLampshift maximum discharge current: 15AInstantaneous discharge current: 25ACharging voltage: 25.5VCharging current: 15A (MAX)Battery: Nominal 3.7V lithium batteryOvercharge detection voltage: 4.28 ± 0.05VOvercharge protection delay: 0.1SOvercharge release voltage: 4.08 ± 0.05VOver discharge detection voltage: 2.55 ± 0.08VOverdischarge detection delay: 0.1SThe overdischarge release voltage: 2.9 ± 0.1VOvercurrent detection voltage: 150mVOvercurrent detection delay: 9MSOvercurrent protection current: 30 ± 3AOvercurrent protection release condition: Disconnect the loadShort circuit detection delay: 250uSShort circuit protection Release condition: disconnect negative openMain circuit conduction resistance: ≤20mΩWorking current: ≤30uASleep current (battery over discharge) ≤10uATemperature range: -30 / + 80 ℃