Dc To Dc 2a Usb Charger 4.5-40v To 5v Step-down Buck Converter Voltmeter Module

Features And Specifications Of 7S 20A Li-ion Lithium Battery PCB BMS 18650 Charger Protection Board:





100% brand new and high quality

Material: Electrical components

Equilibrium current: 80 mA(VCELL=4.20V)

Supported battery type: 7 cells 4.2V Lithium-ion battery

Balancing the locus of control: 4.18±0.03 V

Overcharge threshold: 4.3±0.05 V

Overcharge time delay: 75mS

Overcharge release: 4.1±0.05 V

Discharge threshold: 2.4±0.08 V

Discharge delay: 5mS

Working current: 20 A

Overcurrent threshold: 30 A

Static power: ＜500uA

Overcharge protection function:Yes

Discharge protection function:Yes

Over current protection function:Yes

Balanced protection function:Yes

Over-current release: Disconnect the load release

Short circuit protection function: Yes(Disconnect the load can be recovered.)

This Lithium-ion battery protection PCB protects single Lithium-ion batteries. with 20A continuous current.

Suitable for electric drills, moto,or aircraft models which require heavy current load.





Package Include:





1 x  7S 20A Li-ion Lithium Battery Charger





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