Dongguan Funpack Elec Co., Ltd.
Focus on lithium-ion Battery Pack
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3.6V Lithium ion Power Tools Rechargeable Battery Pack , Portable Battery Power Station 25.2V 40A 21700 7S8P ODM
It has a very large capacity and can be recharged for a long time
FUNPACK is fixed with 21700 battery and outer film packaging, with good safety performance
fter standard charging, fixed the cell to vibration
table and subjected to vibration cycling that the
frequency is to be varied from 7HZ to 200HZ ,then
return to 7HZ , the excursion of the vibration is
0.8mm. The cell shall be vibrated for 3 HRS.
.
Basic specification:
| Item | Specification |
| type | Li-ion |
| cell | 21700 |
| Material | pvc |
| Weight | ~4.4kg |
| cut off at | 0.02C |
| Nominal capacity | 40Ah |
| ambient temperature of | 20~25℃ |
| Relative humidity | 45%~75% |
| Charge Cut-off Voltage | 29.4V |
| Nominal voltage | 25.2V |
| Initial voltage | 25.2-27.3V |
| compound mode | 7S8P |
| Maximum charging current | 17A |
| Charge Cut-off Voltage | 29.4V |
| discharge Voltage | 19.6~29.4V |
| Internal resistanceof battery | ≤50mΩ |
| Internal resistanceof cell | ≤30mΩ |
| Cell Dimension | Max70.3*21.mm |
| cycle life400th cycleS | 400th cycleS |
| Storage Temperature Max: | ≤1month:60℃ |
| ≤3months:45℃ |
Main Applications :
Widely used in power tools, solar power supply systems, household appliances, notebook computers. Video cameras, military equipment, infrared telescopes, portable medical instruments. Mobile devices, lighting and other toys, as well as emergency lights, control lights, mining lights, portable TVS and so on
FAQ:
Q: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality. Customized is available.
Q: What about the lead time?
A: Sample needs 7-12 days, mass production time needs negotiation.
Q: How do you ship the goods and how long does it take to arrive?
A: We usually ship by JEC. It usually takes 13-15 days to arrive. Airline and sea shipping also optional.
Q: How to proceed an order?
A: Firstly let us know your requirements or application. Secondly we quote according to your requirements or our
suggestions.Thirdly customer confirms the samples and places deposit for formal order. Fourthly we arrange
the production.
Q: Is it OK to print my logo on product?
A: OK, Need customer provide their packaging or we make neutral packaging.
Q: Where can I get the price?
A: We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us
or tell us in your email so that we’ll regard your inquiry priority