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25.2V 20Ah 7S8P Li Ion 18650 Rechargeable Battery Pack

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Contact name:Grant

Shenzhen Goldenbattery Technology Co.,Ltd

25.2V 20Ah 7S8P Li Ion 18650 Rechargeable Battery Pack

Country/Region	china
Categories	Batteries

Product Details

25.2V 20Ah High Density Full Capacity 18650 Li-ion Lihtium Rechargeable 7S8P Battery Pack

1. The battery pack is safe and high temperature resistant. The cycle life is long.

2. The battery pack has a high cycle life, which conforms to the values of low carbon, energy saving and environmental protection.

3. The battery has a built-in BMS system with multiple protection functions. The protection system (PCM/BMS) is all equipped with the most advanced chips in Japan and the United States.

4. Core materials include LiMn2O4 (lithium manganate), li-ni-co-mn-o (ternary material) and LiFePO4 (lithium iron).

5. Imported sanyo, SONY, panasonic, samsung, LG original batteries and domestic famous brand batteries can be selected as the combination unit, which ensures the consistency, stability and safety of the battery pack.

We can customize all kinds of lithium ion or li-polymer batteries by the requirements from customer as we have a independent R&D team and OEM/ODM is acceptable .

Rechargeable Li-ion 18650 25.2 Battery Pack for robot

NO.	Items		Specifications
1	Charge voltage		29.4V
2	Nominal voltage/		25.2V(7S3P)
3	Initial impedance		200mΩ
4	Nominal capacity		20.0Ah
5	Minimum capacity		19.5Ah
6	Low-temperature capacity		≥5.4Ah	When the battery is standard charged, it shall be put into chamber at ( -20±2 )℃for 8-16hrs,then discharged at 0.2C₅A (1.8A) constant current to 17.5V
7	Charge current		Standard Charging::0.2C₅A (1.8A) Rapid charge:0.5C₅A (4.5A) Max
8	Standard Charging method		1.8A(0.2C₅A) CC(constant current)charge to 29.4V,then CV(constant voltage 29.4V)charge till charge current decline to ≤90mA(≈0.01C₅A)
9	Charging time		Standard Charging:8.0hours(Ref.) Rapid charge: 3.5hours(Ref.)
10	Max.discharge current		18.0A(2.0C₅A)
11	Discharge cut-off voltage		17.5V
12	Shelf life		5 years
13	Cycle life (0.2C₅A/0.2C₅A)		300 times(≧60%DOD)
14	Operating temperature		Charging: 0℃~45℃ Discharging:-20℃~+60℃
15	Storage temperature	Less than 1 month	-10℃~+45℃		Percentage of recoverable capacity :85%
		Less than 6 month	-20℃~+35℃
16	Pack Weight		Approx:1.5kg
17	Pack Dimension		Length: Max 190.00 mm Width: Max 93.00 mm Thickness1:Max 51.00 mm
18	Other		RS485 communication function Applied to small crawler robot