Lithium Battery72V 6.6AH Pack for Electric Self-balancing Scooter

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Product Feature

Adopt Samsung 22P Lithium-ion battery cell, with High rate, high capacity and durable performance, the cycles≥500 times
PACK process uses industry leading patented technologies, to ensure stability and security
Built-in BMS,with over-charge&discharge,equalization,over-current,short circuit and over-temperature protection, which can add Telecom function,too

Lithium Battery72V 6.6AH Pack for Electric Self-balancing Scooter

The Application

Electric balancing car, electric swing Car , solar electric car, electric car for kids, electric scooter

Main Parameter

No.	Project	Unit		Characteristics Value		Remark
3.1 Basic Characteristics
01	Cell Model	-	18650-22P-2.2Ah/3.7V		SAMSUNG
02	Combination	-	3P20S
03	Nominal Capacity	Ah	6.6		0.2C
04	Mini Capacity	Ah	6.27
05	Initial Resistance	mΩ	<400< span="">		AC 1KHz
06	Rated Voltage	V	72
07	Charge cut-off voltage	V	84		Max charge voltage≤85V
08	Discharge cut-off voltage	V	50		Unit over-discharge protection voltage 2.5V
09	Discharge cut-off voltage in low temperature	V	50		-20℃
10	Norm charge current	A	1.32		0.2C₅A
11	Max charge current	A	3.3		0.5C₅A
12	Norm discharge current	A	6.6		1.0C₅A
13	Max discharge current	A	19.8		3.0C₅A
14	Enclosure Type	-	ABS
15	W.T.	kg	3.5		More or less
16	Working Temperature	℃	-0~+40℃		charge
			-20~ +60℃		discharge
17	Voltage after delivery	V	74.0~80.0
3.2 BMS Characteristics
01	Over-charge protection voltage	V		4.275± 0.025		Unit series protection
02	Over-charge protection delay time	S		1.2± 0.24
03	Over-charge protection release	-		discharge
04	Over-discharge protection voltage	V		2.50± 0.05		Unit series protection
05	Over-discharge protection delay time	mS		144 ± 29
06	Over-discharge protection release	-		charge
07	Over-current protection current when discharge	A		120± 10
08	Over-current protection delay time when discharge	mS		≤100
09	Over-current protection release when discharge	-		Disconnect the load
10	Short circuit protection condition	-		Battery packs external short circuit
11	Short circuit protection delay time	uS		100-500
12	Short circuit protection release	-		Disconnect the load
13	Balanced turn-on voltage	V		4.20±0.04		-
14	Equalizing current	mA		60±5

FAQ:

1. Are you manufactory of the products above？

---Yes，we are expert in PV solar power system、Telecom power system and lithium-ion Batteries, our products are popular through around 80 countries.

2. Do you have any certifications?

---Yes, we have CE、UL、PSE，FCC，SAA，CB certifications, if customers need specific certifications, we will do our best to support.

3. What about your warranty?

--- One Year warranty guaranteed, and detailed terms for further conversation.

4. Can I know more about your products?

---Please contact us for more details you interested.

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