2S 7.4V 8.4V 5A Li-ion 18650 Lithium Battery Protection Board HX-2S-A2 Charging Module

2S 7.4V 8.4V 5A Li-ion 18650 Lithium Battery Protection Board HX-2S-A2 Charging Module

Product Code: ML-2166
Availability: In Stock
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Product Description

Product parameters

Model: HX-2S-A2

Overcharge voltage range: 4.25-4.35v ± 0.05v

Overpressure voltage range: 2.5-3.0v ± 0.05v

Charging voltage: 8.4V-9V

Upper limit operating current: 5A

Upper limit instantaneous current: 7A

Operating temperature: -40 --- +50 ℃

Storage conditions: -40-- +80 ℃

Quiescent current: less than 10uA

Internal resistance: less than 300mΩ

Size: 17.5 * 17.5 * 3.2mm

Effective life: more than 50,000 hours

Short circuit protection: can be protected, need to charge recovery


The battery will heat when using it, which means the battery does not apply, please don't keep using it because the battery will be damaged soon.

The protection board can not be used for lithium iron phosphate battery, hernia lamp, hand drill battery pack, electric fish machine battery pack, electric bicycle battery pack, children's car battery, 775 (4A)motor, 1W fish eye LED light!


B +:Connected to the battery positive

B-:Connected battery negative

MB: Connect the battery 1 to the connection point before battery 2

P +:  Charge / discharge side positive (shared charge / discharge side)

P- :    Connection / discharge terminal negative (charge / discharge side shared)

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