Battery 12V 50ah, Battery Backup, 1 Kwh Battery manufacturer / supplier in China, offering Yangtze 12V 50ah Lithium Ion Battery Pack 1kwh Backup, with BMS 12V 100ah LiFePO4 Akku Battery and Charger, Yangtze Wholesales Price 12.8V 100ah Car LiFePO4 Battery and so on.
| Min. Order / Reference FOB Price | 1 Piece | US $109-140/ Piece |
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| Port: | Shanghai, China
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| Production Capacity: | 2000000 Pieces/Year |
| Payment Terms: | L/C, T/T, Western Union, credit card |
| Type: | Lithium-Ion Batteries |
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| Usage: | Car, Bus, UPS, Electric Power, Lighting, Electric Bicycle, Boat, Solar |
| Nominal Voltage: | 12V |
| Discharge Rate: | High Discharge Rate |
| Shape: | Square Battery |
| Electrolyte: | Li-ion |
Key Features :
♦Longer Cycle Life : Offers up to 20 times longer cycle life and five times longer float/calendar life than lead acid battery , helping to minimize replacement cost and reduce total cost of ownership
♦Lighter Weight : About 40% of the weight of a comparable lead acid battery . A " drop in" replacement for lead acid batteries
♦Higher Power : Delivers twice power of lead acid battery ,even high discharge rate, while maintaining high energy capacity
♦Wider Temperature Range : -20ºC~60ºC
♦Superior Safety: Lithium Iron Phosphate chemistry eleminates the risk of explosion or combustion due to high impact overcharging or short circuit situation
Applications :
♦Wheelchairs and scooters
♦Solar/wind energy storage
♦Back-up power for small UPS
♦Golf trolleys&buggies
♦Electric bikes
Electrical Characteristics | Nominal Voltage | 12.8V |
| Nominal Capacity | 50Ah | |
| Energy | 640Wh | |
| Internal Resistance(AC) | ≤40mΩ | |
| Cycle Life | >2000 cycles @ 1C 100% DOD | |
| Months Self Discharge | <3% | |
| Efficiency of Charge | 100% @0.5C | |
| Efficiency of Discharge | 96~99% @1C | |
| Standard Charge | Charge Voltage | 14.6±0.2V |
| Charge Mode | 0.2C to 14.6V, then 14.6V, charge current to 0.02C(CC/CV) | |
| Charge Current | 15A | |
| Max. Charge Current | 30A | |
| Charge Cut-off Voltage | 15.6±0.2V | |
| Standard Discharge | Continuous Current | 60A |
| Max.Pulse Current | 80A(<3s) | |
| Discharge Cut-off Voltage | 8V | |
| Envitonmental | Charge Temperature | 0ºC to 55ºC (32F to 131F) @60±25% Relative Humidity |
| Discharge Temperature | -20ºC to 60ºC (-4F to 140F) @60±25% Relative Humidity | |
| Storage Temperature | -20ºC to 45ºC (-4F to 113F) @60±25% Relative Humidity | |
| IP Class | IP65 | |
| Mechanical | Plastic Case | ABS |
| Approx.Dimensions | 257mm*132mm*200mm | |
| Approx.Weight | 7kg | |
| Terminal | M6 |
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