Overcharge and discharge protection to prevent overcharge and discharge of the battery. Overcurrent protection to prevent abnormal high current of battery
Balance protection, battery voltage balance, make battery life longer
Stable heat dissipation, stable heat dissipation of the aluminum substrate, safer
TVS safety protection absorbs anti-high voltage, reduces MOS tube breakdown, ultra-low internal resistance MOS
Suitable for most electric tools on the market, electric scooters, electric bicycles, electric tricycles, electric motorcycles, electric vehicles, electric tools, etc.
Product name: battery protection board
Product type: 13 strings of 40A protection board with equalization
Specifications: 13 strings of ternary 48V-40A
Ternary battery nominal: 3.7V
Overcharge: ternary 4.25±0.025V
Overdischarge: ternary 2.75±0.1V
Balance: ternary 4.15±0.025V
Working temperature: -30℃/+80℃
Short circuit protection: 300US
Self-consumption: ≤35UA
Charging voltage: ternary battery strings x 4.2V
Discharge current: 40A
Charging current (same port): ≤10A/≤15A
Main circuit conduction internal resistance: ≤30MΩ/≤30MΩ
Discharge overcurrent protection: 50±10A/100±20A
Product application range: LED, solar street lights, 18650 battery packs, mobile power supplies and other small lithium battery equipment. Note: Can be connected to weak current switch, temperature control, with GPS port
20A product size: 76x53x10mm
40A product size: 76x33x16mm
Material: PCB+Metal
colour: blue
Package Contents:
1 x Battery protection board
1 x cable
Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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