12V 33ah Rechargeable Lithium Battery cheap cost for solar storage

- Jan 12, 2017-

Basic Info
  • Connection Mode: Series and Parallel

  • Discharge Rate: Low Discharge Rate

  • Accessories Type: Battery

  • Standard Voltage: 12V

  • Electrolyte: LiFePO4

  • Internal Impedance: 10m Ohm

  • Application: Solar System, EV, Hev, UPS

  • Specification: 157mm*51mm*318mm

  • HS Code: 85079090

  • Type: Lithium-ion Battery Pack

  • Rechargeable: Chargeable

  • Size: small oem welcome

  • Rated Capacity: 33ah

  • Usage: Back up for EV

  • Weight: 3.5kg

  • Cycle Life: >2000 Cycles

  • Origin: China


Product specification:
Specification of 12V 33Ah(4S1P) battery module
No.ItemsSpecifications
1Charge voltageDC 14.6V
2Nominal voltage12.8V
3Minimal capacity33Ah @0.2C Discharge
4Charge currentStandard charge: 0.5C
Rapid charge:   1C
5Standard Charging methodIn 25±2ºC, 0.5CmA charge to 12.8V, then CV(constant voltage 12.8V) 
charge till charge current decline to £ 0.05CmA
6Charging timeStandard charge: 3 hours (Ref.)
7Max. charge current1C
8Max. discharge currentMax Continual discharge: 3C
9Discharge cut-off voltage11V±1V
10Operating temperatureCharging:    0°C ~ 45°C
Discharging:  -20°C ~60°C
11Storage temperature0°C ~ + 45°C
12Battery pack WeightApprox.3.5Kg
13Battery pack Dimension With case(W*D*H)157*51*318mm

Safety Performance

Item

Test name

Result

1

Over charge

No fire,no explosion

2

Over discharge

No fire,no explosion

3

Short Circuit

No fire,no explosion

4

Drop

No fire,no explosion,no leakage

5

Hot oven

No fire,no explosion

6

Crush

No fire,no explosion

7

Needle puncture

No fire,no explosion

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