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5 years warranty high power 2kw li-ion battery 48v 40ah with 12 years designed life
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 : -20℃~60℃
♦Superior Safety: Lithium Iron Phosphate chemistry eliminates 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 | 51.2V |
| Nominal Capacity | 40Ah | |
| Energy | 2048Wh | |
| Internal Resistance(AC) | ≤20mΩ | |
| Cycle Life | >3000 cycles @ 1C 80% DOD | |
| Months Self Discharge | <3% | |
| Efficiency of Charge | 100% @0.5C | |
| Efficiency of Discharge | 96~99% @1C | |
| Standard Charge | Charge Voltage | 58.4±0.2V |
| Charge Current | 25A | |
| Max. Charge Current | 25A | |
| Charge Cut-off Voltage | 62.4±0.2V | |
| Standard Discharge | Continuous Current | 25A |
| Discharge Cut-off Voltage | 43.2V | |
| Environmental | Charge Temperature | 0℃ to 55℃ (32F to 131F) @60±25% Relative Humidity |
| Discharge Temperature | -20℃ to 60℃ (-4F to 140F) @60±25% Relative Humidity | |
| Storage Temperature | -20℃ to 60℃ (-4F to 140F) @60±25% Relative Humidity | |
| IP Class | IP30 | |
| Mechanical | Plastic Case | Steel |
| Approx.Dimensions | 436mm*400mm*133mm | |
| Approx.Weight | 25kg |
♦ Battery factory Founded in 1996 , 2 million batteries annual production capacity
♦ Products including Lithium battery, valve regulated lead acid battery , Gel battery , deep cycle battery , OPzV and OPzS battery
♦ Products are exported to more than 150 countries
♦ Products are certified by CE
♦ Mature and very well respected AGM and GEL technologies for valve-regulated lead-acid batteries ranging from 2Ah to 3000Ah
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Neil Liu
Moblie phone : +86 173 3300 5102
What 's app : +86 188 5826 1705
Wechat : 188 5826 1705
Skype: yangtze-solar
Email: neil(at)yangtze-solar.com