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BMS, PCB for 21S Lithium Lifepo4 Battery Packs

Negotiable MOQ: 1 set (Price negotiable depending on order volume and customization)

Key Specifications

Application:

Lifepo4 battery,LiNCM Battery

Shenzhen Benergy Tech Co., Ltd.

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Application Lifepo4 battery,LiNCM Battery

Specifications

21S Li-NCM/ Lifepo4/LiMnO/Li-CoO battery pack BMS.
Complete over-charge, over-discharge,over-current, short-circuit protection.

21S BMS for Li-NCM/ Lifepo4/LiMnO/Li-CoO battery pack.

1. Application and characteristic:

a. Suitable for 21 series Li-NCM/ Lifepo4/LiMnO/Li-CoO battery pack.

b. Complete over-charge, over-discharge,over-current, short-circuit protection function.

C. With balancing function.

2. Parameter

No	Testing content	Minimum	Typical	Maximum	Unit
1	Charging voltage	88.0	88.2	88.4	V
2	Charging MOS withstand voltage			DC150	V
3	Discharging MOS withstand voltage			DC150	V
4	Charging current		30	35	A
5	Discharging current		30	35	A
6	Over-current protection (100A load)	100	120	140	A
7	Over-current protection delay	3.0	1.5	0.5	S
8	Single cell self-consuming flow(3.30V)	15	25	32	uA
9	Single cell over-charge testing voltage	4.17	4.20	4.25	mA
10	Over-charge recover voltage	4.05	4.10	4.15	V
11	Over-charge testing delay	0.5	1.0	2.0	V
12	Single cell over discharge testing voltage	2.67	2.75	2.83	V
13	Over discharge recover voltage	2.80	2.90	3.0	S
14	Over discharge testing delay	0.5	1.0	2.0	V
15	Short circuit/ over discharge/ over current protection recover (100A load)	Would recover automatically after remove the load if any short-circuit/over-discharge/over-current
16	Max current can bear when short circuited. (300us)			800	A
17	Protection wire IR		5	8	mΩ
18	Short circuit protection delay		45	60	ºC
19	Normal current Mosfet temperature raising (max load)	60	65	70	ºC
21	Working temperature	-20	25	45	ºC
22	Storage temperature	20	25	30	ºC