| Specifications | |
| Model Number | DL-7S4P |
| Battery Chemicals | Li-ion |
| Nominal Voltage | 25.9V |
| Nominal Capacity | 10.4Ah |
| Cell Inside | 18650-2600mAh |
| Configuration | 7S4P |
| BMS inside | |
| Standard Charging Current | 3A |
| Continuous Discharging | According to customers' requirement |
| Fully charged Voltage | 25.9V(4.2V per cell) |
| Charging Cut-off Voltage | 29.4V (4.2V per cell) |
| Discharging Cut-off voltage | 25.9V(3.7V per cell) |
| Dimensions (L*W*H) | 19*16*4cm |
| 1.45kg | |
| Working Temperature (Charging) | 0°C ~45°C |
| Working Temperature (Discharging) | -20°C ~55°C |
| Cycle Life | 800times |
What's advantages of our battery?
1. High operation voltage.
2. High energy density.
3. Long cycle life, more than 500 charge/discharge cycles ( 800% capacity remained ).
4. Minimal self-discharge, less than 10% monthly.
5. Wide temperature range, operation from :-20°C~+60°C
6. Be charged & discharged at anytime because of non-memory.
7. Environmentally compatible.
8. High level of safety, vision Lithium ion batteries catch no fire and cause no explosion in breaking
experiment, with acupuncture, smash, drop, and so on.
Product pictureShenzhen DeLong Energy Technology Co., Ltd.(Delongbattery) is a professional new energy supplier in China focusing on the manufacture, research and sale of lithium ion battery product worldwide ,it was established in 2006 and becoming the leading player in the new energy field through several years development .Delong company integrates the cell manufacturing and offer of power solution in according to different application purpose ,our product are widely applied on:common digital devices battery , high discharge rate battery,powerful electric vehicles battery ,low and High temperature lithium ion battery ,power storage and back-up battery pack etc.
We would like to sincerely cooperate with all the potential clients from domestic or foreign countries
Welcome to visit our company !!
Q1. Can I have a sample order ?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q2. What about the lead time?
A: Sample needs 15 days, mass production time needs 20-30 days for order quantity.
Q3. Do you have any MOQ limit for sample order?
A: MOQ, 1-10pcs for sample checking is available
Q4. How do you ship the goods and how long does it take to arrive?
A: EXPRESS,Airline and sea shipping also optional. It usually takes 3-7 days/ 20-35 days to arrive.
Q5. How to take care of this battery?
Do not connect the positive and negative terminal directly.
Do not expose the battery under high temperature condition.
Do not disassemble the battery pack without technician's guide.
Keep the battery away from water,salt,acidic.etc.
Keep the battery clean and dry.
Use the compatible charger to charge it.
Charge the battery one time at least per two months.
Q6: Do you offer guarantee for the products?
A: Yes, we offer 12-month warranty to our products.
You are always welcome to visit our factory and cooperate with us!
You are very welcome to contact us if you have any questions.
content is empty!
9098,Dongbian Business Building,Minzhi Road 369, Longhua District, Shenzhen,P.R.C.
Tel : +86 755 21012989
Phone：+86 13538138168
Email: info@delongbattery.com