Hot selling 21700 4200mAh battery 21700 P42A rechargeable Li-ion battery Moli 3.7V 45A high discharge battery cell
Hot selling 21700 4200mAh battery 21700 P42A rechargeable Li-ion battery Moli 3.7V 45A high discharge battery cell
| Item of Efan battery | Condition/Note | Specification |
| 21700 4200mAh battery | Nominal Capacity | 4200mAh |
| Norminal Voltage | 3.7V | |
| Standard charge | constant current | 0.2C |
| constant voltage | 4.2V | |
| end current(cut off) | 100mA | |
| NCR battery fast charge | constant current | 1C |
| constant voltage | 4.2V | |
| end current(cut off) | 100mA | |
| Standard discharge | constant current | 30A |
| end voltage(cut off) | 2.5V | |
| Fast discharge | end voltage(cut off) | 2.5v |
| Maximum discharge Current | pulse current | 45A |
| 3.7V 21700 battery weight | approximate | 65g |
| Operating temperature | charge | 0-45 °C |
| discharge | -10-65 °C | |
| Storage temperature | 1 month | -10-45 °C |
| 6 months | -10-35 °C | |
| 1 year | -10-30 °C | |
| Efan battery dimention (Diameter & Height) | D21±0.2mm | |
| H70±0.2mm | ||
1. How about the quality?
Own produced batteries and chargers with American brand EIZFAN has passed CE, RoHS, UN38.3, MSDS
test and no accident happened in the past ten years.
2. What's the MOQ?
There is no MOQ for samples. For bulk order quantity, the more, the cheaper.
3. How about the lead time?
We have stable stock in wharehouse. Usually the goods can be sent within 3 days.
4. How long of the shipping time?
It always need 3-7 days by express such as DHL and UPS, 7-15 days by air, 20-30 days by sea.
5. How long of the warranty time?
All Yi Fang's products provided 12 months waranty.
6. Can you produce the order with the customer's brand?
Yes, of course. OEM & ODM service is warmly provided.
7. How should we pay for the order?
We accept Paypal, Alibaba Trade Assurance, and T/T payment.
8. Is there any insurance for your goods?
Yes. Global Goods Safety Liability Insurance is covered to all Yi Fang's goods.
| Eizfan / Efan More Batteries List | ||||
| Item | Size | Capacity | Voltage | Discharge |
| LifePo4-18650 | 18650 | 1200mAh | 3.2V | 15C/20C |
| LifePo4-18650 | 18650 | 1400mAh | 3.2V | 5C/8C |
| LifePo4-18650 | 18650 | 1500mAh | 3.2V | 1C/3C |
| Power Battery | 18650 | Optional | 3.7V | 1C-5C |
| Eizfan-14500 | 14500 | 650mAh | 3.7V | 6.5A/10.5A |
| Eizfan-18350 | 18350 | 1100mAh | 3.7V | 10A/15A |
| Eizfan-18500 | 18500 | 1050mAh | 3.7V | 15A/20A |
| Eizfan-18650 | 18650 | 2200mAh | 3.7V | 40A/80A |
| Eizfan-18650 | 18650 | 2500mAh | 3.7V | 25A/40A |
| Eizfan-18650 | 18650 | 2600mAh | 3.7V | 25A/40A |
| Eizfan-18650 | 18650 | 2700mAh | 3.7V | 31A/50A |
| Eizfan-18650 | 18650 | 2800mAh | 3.7V | 25A/40A |
| Eizfan-18650 | 18650 | 3000mAh | 3.7V | 40A/60A |
| Eizfan-18650 | 18650 | 3100mAh | 3.7V | 28A/40A |
| Eizfan-18650 | 18650 | 3500mAh | 3.7V | 17A/25A |
| Eizfan-20700 | 20700 | 3100mAh | 3.7V | 30A/40A |
| Eizfan-21700 | 21700 | 3750mAh | 3.7V | 30A/40A |
| Eizfan-21700 | 21700 | 5000mAh | 3.7V | 10A/15A |
| Eizfan-26650 | 26650 | 5500mAh | 3.7V | 40A/60A |
| OEM & ODM Service Provided | ||||
| Big Brand Batteries List | ||||
| Item | Size | Capacity | Voltage | Discharge |
| 18650 VTC4 | 18650 | 2100mAh | 3.7V | 30A |
| 18650 VTC5 | 18650 | 2600mAh | 3.7V | 20A |
| 18650 VTC5A | 18650 | 2600mAh | 3.7V | 25A |
| 18650 VTC5D | 18650 | 2800mAh | 3.7V | 25A |
| 18650 VTC6 | 18650 | 3000mAh | 3.7V | 15A |
| 18650 VTC6A | 18650 | 3000mAh | 3.7V | 20A |
| 18650 VC7 | 18650 | 3500mAh | 3.7V | 8A |
| 18650 25R | 18650 | 2500mAh | 3.7V | 20A |
| 18650 30Q | 18650 | 3000mAh | 3.7V | 15A |
| 18650 22P | 18650 | 2200mAh | 3.7V | 10A |
| 18650 22F | 18650 | 2200mAh | 3.7V | 4.4A |
| 18650 26J | 18650 | 2600mAh | 3.7V | 5.2A |
| 18650 29E | 18650 | 2900mAh | 3.7V | 5.7A |
| 18650 33G | 18650 | 3150mAh | 3.7V | 9.75A |
| 18650 35E | 18650 | 3500mAh | 3.7V | 10A |
| 18650 36G | 18650 | 3600mAh | 3.7V | 10A |
| 21700 33J | 21700 | 3300mAh | 3.7V | 3.2A |
| 21700 30T | 21700 | 3000mAh | 3.7V | 35A |
| 21700 40T | 21700 | 4000mAh | 3.7V | 30A |
| 21700 50E | 21700 | 5000mAh | 3.7V | 10A |
| 18650 HG2 | 18650 | 3000mAh | 3.7V | 20A |
| 18650 HE2 | 18650 | 2500mAh | 3.7V | 20A |
| 18650 HE4 | 18650 | 2500mAh | 3.7V | 20A |
| 18650 MG1 | 18650 | 2850mAh | 3.7V | 10A |
| 18650 MH1 | 18650 | 3200mAh | 3.7V | 10A |
| 18650 MJ1 | 18650 | 3500mAh | 3.7V | 10A |
| 18650 F1L | 18650 | 3350mAh | 3.7V | 4.8A |
| NCR 18650PF | 18650 | 2900mAh | 3.7V | 10A |
| NCR 18650B | 18650 | 3400mAh | 3.7V | 4.9A |
| NCR 18650BF | 18650 | 3200mAh | 3.7V | 4.87A |
| NCR 18650BD | 18650 | 2850mAh | 3.7V | 10A |
| NCR 18650G | 18650 | 3600mAh | 3.7V | 7.2A |
| NCR 18650GA | 18650 | 3450mAh | 3.7V | 10A |
| NCR 20700A | 20700 | 3300mAh | 3.7V | 30A |
| NCR 20700B | 20700 | 4200mAh | 3.7V | 15A |
| NCR 20700C | 20700 | 4000mAh | 3.7V | 20A |
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