72V 10ah 20ah 30ah 35ah 50ah 55ah 70ah lithium ion battery pack with charger for electric bicycle
Features:
1. Use A grade power lithium ion cells.
2. Built-in smart battery management system.
3. Automatic cell balancing.
4. Deep discharge up to 100%.
5. Very low self-discharge (≤3% per month); 6. NoLead, no heavy metal, no toxic element; 7. Widely applied for electric wheelchairs, bicycles, tricycles, scooters and golf
trolleys.
Specifications:
| 72V 10Ah lithium NMC battery pack |
| Mechanical | Cell & Method | NMC, 20S1P |
| Dimension(L*W*H) | L320mm*W20mm*H370mm |
| Weight | 7KG |
| Electrical Characteristics | Rated Capacity | 10Ah |
| Min Capacity | 10Ah |
| High Rate Discharge Capacity | ＞ 90% Rated Capacity |
| Discharge Capacity @ -20℃(-4℉) | ＞ 70% Rated Capacity |
| Norminal Voltage | 72V |
| Energy | 720Wh |
| Internal Impedance(@ 1000Hz.) | ≤20 mΩ |
| Cycle Life | ＞3000 Cycles @ 1C 85% DOD |
| Months Self Discharge | ≤ 5% @ 25℃(77℉) |
| Efficiency of Charge | 100% @ 1/3C |
| Efficiency of Disharge | 95% @1C |
| Standard Charge | Max Charge Voltage | 84V |
| Charge Current | 0.5C, 5A |
| Max Charge Current | 10A |
| Standard Discharge | Standard discharge Current | 1C, 10A |
| Max Discharge Current | 80A for 3 seconds |
| Discharge Cut-off Voltage | 60V |
| Environmental | Charge Temperature | 0 ℃ to 45℃(32℉ to 113℉) @ 65±20%Relative Humidity |
| Discharge Temperature | -20℃ to 60℃(-4℉ to 140℉) @ 65±20%Relative Humidity |
| Storage Temperature | ≤ 1 Month, -20℃ to 60℃(-4℉ to 140℉) @ 65±20%Relative Humidity |
| ≤ 6 Month, -20℃ to 30℃(-4℉ to 80℉) @ 65±20%Relative Humidity |
Pictures:
FAQ:
1): Are you manufacturer or simply trading company?
Re: We are manufacturer, and we sincerely welcome you to visit our factory!
2): Can I get a lower price if I order large quantities?
Re: Yes, cheaper prices with more bigger size orders.
3): Do you offer charger for battery?
Re: Yes, we do. If you also need charger, please mention it when sending inquiry, kindly note that our charger cost is not included in the battery cost.
4): How about your company intelligence?
Re: ISO9001 certification, China Hi-tech company, 10 million battery assurance, 8 patents, Almost all products are MSDS, UN38.3, IEC62133, CB,etc certificated.
5): When you ship my order?
Re: Normally 5-10days after receiving your payment, but it can be negotiated based on order qty and production schedule.
6): How about the quality guarantee period?
Re: Two year!
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