English 
Topex Battery Co.,Ltd is one of the best China 21.6v2.2ah battery for vacuum cleane suppliers and manufacturers, welcome to wholesale 21.6v2.2ah battery for vacuum cleane from us.
21.6V2.2Ah Battery for Vacuum Cleaner
Production capacity: 50,000pcs per month
Advantage:
* Extremely long life, up to 1000cycles at 100% DOD
* Super light weight, 330g/pc
* Very safe, never get fired or exploded
* Wide operation temperature range, -20℃～+65℃
* Environment friendly, no lead, no mercury, no cadmium
* Fast charge, 1~3hours full charge
* Flexible in size, custom design available
* Matching charger available
Certificates: CE, UN38.8, MSDS, WORCS
Shipping: By air, by sea or by express(DHL, UPS, FedEx or TNT)
Item | Specification |
Nominal Capacity | 2200mah (0.2C, 2.75V discharge) |
Charging Voltage | 25.2V±0.05V |
Nominal Voltage | 21.6V |
Charging Method | CC-CV(constant voltage with limited current ) |
Standard Charging Time | Standard charge: 3.0hours |
Rapid charge: 2.5hours | |
Max. Charge Current | 2.2A |
Max. Discharge Current | can be customized (ambient temperature 25°C) |
Impedance | 230mohm |
Battery Weight | 330g |
Operating Temperature | Charge: 0 to 45°C |
(Ambient) | Discharge: -20 to 60°C |
Storage Temperature | 1 year: -20 to 25°C |
3 months: -20 to 45°C | |
1 month: -20 to 50°C | |
Dimension | 69*49*85mm |
