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4S 14.8V 18650 lithium polymer battery protection board charge 16.8V anti-overcharge and over discharge 6A current


In stock


Short circuit protection
Overcharge protection
Over-discharge protection
Overcurrent protection
overcharge detection voltage :4.25-4.35v±0.05v
over discharge detection voltage :2.3-3.0v±0.05v
Maximum working current:4A-5A
Transient current:6A-7A
operating temperature:-40-50℃
Internal resistance : Less than 45 m Ω


In stock

Return period: 90 Days

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The main IC uses “Seiko” imported components. With overcharge, over discharge, over current, short circuit and other protection functions, for a variety of shapes of various shapes 3.7V lithium battery. High-quality MOSFETs such as Seiko protection IC, VISHAY, AOS, IR, etc., FR-4 low temperature coefficient sheet, well designed and tested. It is small in size and suitable for many applications requiring high integration and low cost. It can meet various performance requirements and ensure the absolute safety and reliability of the battery pack.

The properties of the lithium battery protection board:

Model: HX-4S-01

Overcharge voltage range: 4.25-4.35v±0.05v

Size: 67 * 16 * 1.0mm

over-discharge voltage range: 2.3-3.0v ± 0.05v

Maximum working current: 4-5A

working temperature: -40 — + 50 ° C

Maximum instantaneous current: 6-7A

Storage conditions: -40– + 80 °C

Quiescent current: less than 6uA

Effective life: more than 50,000 hours

Internal resistance: less than 45mΩ

short circuit protection: can be protected, need to be restored