
1. 24V 100Ah deap cycle lithium batteries advantage
2. Specification
NO | Items | Description | |
Normal Specification | |||
1 | Nominal Voltage | 25.6V | |
2 | Normal Capacity | 100Ah | |
3 | Internal Resistance | ≤30mΩ | |
Standard Charge | |||
4 | Battery operation temperature range @charging | 0~45℃ | |
5 | Normal charge voltage | 29.2±0.2V | |
6 | Recommended float charge voltage(for Standby use) | 27.6±0.2V | |
7 | Allowed MAX charge current | 80A@Battery initial Temp 25±5℃ | |
8 | Recommended charge current | ≤50A | |
Standard Discharge | |||
9 | Battery operation temperature range @discharging | -20~60℃ | |
10 | Output voltage range | 20.0~29.2V | |
11 | Allowed discharge current | 175A withstand 30min @Battery initial Temp 25±5℃ | |
12 | Pulse discharge current | 300A withstand 3s | |
13 | Discharge cut-off voltage | 18.4V | |
Mechanical Characteristics | |||
14 | Dimension | Length 485±3mm | |
Width 170±3mm | |||
Height 245±3mm | |||
15 | Weight | Approx. 24.2Kg | |
Storage | |||
16 | Storage Temperature & Humidity Range | Short: within one month | -20~35℃, 45~75%RH |
Long term: above one month | -10~30℃, 45~75%RH | ||
17 | Self-discharge rate | Residual capacity | ≤3% per month; ≤15% per year |
Reversible capacity | ≤1.5%per month; ≤8% per year |
3. Protective circuit specification
Test item | Content | Criterion |
Over charge | Over-charge protection for each cell | 3.90±0.03V |
Over-charge release for each cell | 3.60±0.05V | |
Over-charge release method | Under the release voltage | |
Over discharge | Over-discharge protection for each cell | 2.30±0.05V |
Over-discharge release for each cell | 2.80±0.05V | |
Over-discharge release method | Above the release value | |
Over current | Discharge over current protection | 400±100A |
Protection delay time | 50~200ms | |
Over current release method | Release after cutoff the load. | |
Battery temperature | Battery Over temperature | Protection @65±5℃, Release @55±5℃ |
Charge lower temperature | Protection @-10±5℃, Release @0±5℃ |
6. Our service
Samples and OEM, Warranty and After-Sale Service:
7. Factory overview
Shenzhen Topband Battery Co., Ltd
Shenzhen Topband Co., Ltd. was registered in so-called “China Silicon Valley”, Shenzhen Hi-tech Industrial Park in 1996, and got listed in Shenzhen Stock Exchange ( the stock code as 002139) in 2007.
After years of rapid development, now Topband takes lithium battery as the core technology and has become one of the leading suppliers of lithium battery solutions in China, focusing on nano lithium iron phosphate/ LiFePO4 technology for EV, RV/ caravan, marine, motorcycle, golf cart / trolly, UPS, solar storage, medical, floor scrubber, industrial, commercial use, etc.
Topband has more than 5000 staffs, covers an area of 100,000 square meters. And large production plants are mainly located at Shenzhen and Huizhou
Our R&D team of over 300 professionals, in cooperation with Tsinghua Research Institute and Harbin Industrial University have laid a firm foundation of our leading technology.
We have got the certificates of ISO9001, ISO14001, OHSAS18001, TS16949 and UL, CE, CB, UN38.3, TUV, etc.
Topband is a Hi-tech enterprise. Since the company established, with innovation, we have committed ourselves to making people’s lives more comfortable and high-efficient. We and our companions are working hard at making technology progress to let people enjoy the changes of new technology.