Shenzhen Topband Battery Co., Ltd
A professional manufacturer of LiFePO4 battery / lithium iron phosphate, dedicated to designing, researching, manufacturing, and exporting LiFePO4 batteries( cell & pack & energy storage system) to
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1. General Information
This specification defines the performance of rechargeable LiFePO4 battery pack TB24150F- S107A manufactured by Shenzhen Topband Battery Co., Ltd, describes the type, performance, technical characteristics, warning and caution of the battery pack.
2. Specification
| NO. | Items | Criteria | Remarks | |
| 2.1 | Rated Capacity | 150Ah | ||
| Minimum Capacity | 143Ah | |||
| 2.2 | Energy | 3.84KWh | ||
| 2.3 | Nominal Voltage | 25.6V | ||
| 2.4 | Outgoing Voltage | ≥25.6V | ||
| 2.5 | Internal resistance | ≤30mΩ | ||
| 2.6 | Series parallel application | Series connection is prohibited | ||
| 2.7 | Limited charge voltage | 29.2±0.2V | ||
| 2.8 | Floating charge voltage | 27.6±0.2V | ||
| 2.9 | Standard charge current | 50A | ||
| 2.10 | Maximum charge current | 95A | ||
| 2.11 | Standard discharge current | 80A | ||
| 2.12 | Maximum discharge current | 95A/withstand 30min @Battery initial Temp 25±5℃ | ||
| 2.13 | Pulse discharge current | Withstand the 350A/3s | ||
| 2.14 | Discharge cut-off voltage | 16.0V | ||
| Dimension | Length: 519±3mm | ||
| Width: 269±3mm | ||||
| Height: 220±3mm | ||||
| 2.16 | Weight | Approx: 35±1Kg | ||
| Operating Temperature | Charging:0～45℃ | Allows a short time to work at 65 ° C | |
| Discharging:-20～60℃ | Allows a short time to work at 65 ° C | |||
| Recommended operating temperature:15℃～35℃ | ||||
| 2.18 | Self-discharge rate | Residual capacity:≤3%/month;≤15%/years | ||
| Reversible capacity:≤1.5%/month;≤8%/years | ||||
| 2.19 | Storage Temperature & Humidity Range | Less than 1 month:-20℃～35℃,45%RH～75％RH | ||
| Less than 3 months:-10℃～35℃,45%RH～75％RH | ||||
Recommended storage environment: | ||||
Long time storage: | ||||
3. Circuit Protection
The batteries are supplied with a LiFePO4 Battery Management System (BMS)that can monitor and optimized each single prismatic cell during charge & discharge, to protect the battery pack overcharge, over discharge, short circuit. Overall, the BMS helps to ensure safe and accurate running.
| 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 | Battery Over temperature | Protection @65±5℃, Release @55±5℃ |
| Charge lower temperature | Protection @-10±5℃, Release @0±5℃ |
4. Bluetooth function
Bluetooth function for battery pack, it can monitor the following features from smart phones:
