Shenzhen Topband Battery Co., Ltd
| Payment Terms | L/C, T/T |
| Supply Ability | 1Gwh/year |
| Delivery Time | 2~4weeks for samples; 4~6weeks for mass production |
| Packaging Details | standard export carton |
| Battery material | Nano LiFePO4 |
| Dimension | 485*170*245mm |
| Weight | 25Kg |
| Charge voltage | 25.6V |
| Charge current | ≤50A |
| Discharge current | ≤100A |
| Peak discharge current | 300A(3S) |
| Cut-off discharge voltage | 20V |
| Cycle life | 2000cycles @100%DOD |
| Warranty | 2 years |
| Operate temperature | -20°C~60°C |
| Capacity | 100ah |
| Brand Name | Topband |
| Model Number | TB24100F-S110A_00 |
| Certification | MSDS |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 1Gwh/year |
| Delivery Time | 2~4weeks for samples; 4~6weeks for mass production | Packaging Details | standard export carton |
| Battery material | Nano LiFePO4 | Dimension | 485*170*245mm |
| Weight | 25Kg | Charge voltage | 25.6V |
| Charge current | ≤50A | Discharge current | ≤100A |
| Peak discharge current | 300A(3S) | Cut-off discharge voltage | 20V |
| Cycle life | 2000cycles @100%DOD | Warranty | 2 years |
| Operate temperature | -20°C~60°C | Capacity | 100ah |
| Brand Name | Topband | Model Number | TB24100F-S110A_00 |
| Certification | MSDS | Place of Origin | China |
| High Light | lithium iron phosphate lifepo4 batteries ，lithium iron phosphate battery pack | ||
24V 100AH Lithium Iron Phosphate Battery, Bluetooth Rechargeable lifepo4 battery, Allow Charge at – 20 Degree C
1. General Information
This specification defines the performance of rechargeable LiFePO4 battery pack TB-BL24100F-S110A_HEAT_00 manufactured by Shenzhen Topband Battery Co., Ltd, describes the type, performance, technical characteristics, warning and caution of the battery pack.
2. Specification
| NO | Items | Description | |
| Normal Specification | |||
| 1 | Nominal Voltage | 25.6V (LFP-4S10P) | |
| 2 | Normal Capacity | 100Ah | |
| 3 | Internal Resistance | ≤30mΩ @1kHz AC | |
| Standard Charge | |||
| 4 | Battery operation temperature range @charging | 0~45℃ | |
| 5 | Normal charge voltage | 29.2±0.5V | |
| 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 | 80A 100A/30min | |
| 12 | Pulse discharge current | 350A withstand 3s | |
| 13 | Discharge cut-off voltage | 20.0V | |
| Mechanical Characteristics | |||
| 14 | Dimension | Length 485±3mm | |
| Width 170±3mm | |||
| Height 245±3mm | |||
| 15 | Weight | About: 24.5±1.0Kg | |
| Storage | |||
| 16 | Storage Temperature & Humidity Range | Short: within one month | -20~+ 60℃, 5~75%RH |
| Long term: above one month | -10~+45℃, 5~75%RH | ||
| 17 | Self-discharge rate | Residual capacity | ≤3% per month; ≤15% per year |
| Reversible capacity | ≤1.5%per month; ≤8% per year | ||
3. Electrical Characteristics & Test Condition.
@Ambient Temperature 25±5℃ & Humidity 45%~75%.
| NO | Items | Criterion | Condition | |
| 1 | Internal Impedance | ≤30mΩ | Test the internal resistance of 50% SOC battery pack with 1 kHz AC internal resistance test instrument. | |
| 2 | Nominal Capacity | ≥98Ah | Rest for 1 hour after fully charged, then discharge with 0.33C current until the battery reaches the discharge cutoff voltage. Repeat above process for three times, if the discharge time is not less than 180 minutes, you can stop and define the Discharging current*time value (Ah) as battery capacity. | |
| 3 | Short circuit protection | Auto cutoff load | Connect the positive and negative of this battery pack through a lead with 0.1Ω resistance. | |
| 4 | MAX charge Current | 80A | Charging with this current for more than 0.5h and the added temperature of battery pack less than 20℃. | |
| 5 | MAX discharge Current | 100A | Discharging with this current for more than 0.5h and the added temperature of battery pack less than 35℃. | |
| 6 |
Cycle life (DOD%100) | ≥2000cycle | Discharge with the current of 0.5C until it can’t discharge, and then rest it for 1h. Charge the battery following CC(0.33C)/CV(14.6V) mode to full capacity, and then rest it for 1h. Repeat above process until full charged capacity is no more than 80% of normal value. Accumulated times is defined as cycle life. | |
| 7 |
Discharge Temperature Characteristics | -20℃ | 70% | At 25±5℃ discharge the battery with the current of 0.33C to the cut-off voltage and record charge capacity. Store the battery at various temperatures for 2h and discharge the battery with 0.33C to the cut-off voltage. |
| 0℃ | 80% | |||
| 25℃ | 100% | |||
| 55℃ | 95% | |||
| 8 | Charge Retention ability | remain capacity≥96% | After normal charge, store the battery @25±5℃ for 28days, then discharge capacity @0.33C,the retention capacity accord with criterion. | |
4. 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 | 3.75±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 | 2.50±0.05V |
| Over-discharge release for each cell | 2.80±0.1V | |
| Over-discharge release method | Charging | |
| Over current | Discharge over current protection | 380A±20A,delay time 2±0.2s |
| Battery temperature | Battery Over temperature | Protection @65±5℃, Release @55±5℃ |
| Charge lower temperature | Protection @-0±5℃, Release @5±5℃ | |
| Heat control | Charging heating | Sartheating at 0 °C, stops heating at 10 °C. |
| Discharging heating | Start heating at -20 °C, stop heating at -10 °C. |
5. Dimensional Drawing
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1996
Total Annual:
240million-250million
Employee Number:
5000~5500
Ecer Certification：
Active Member
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 ... 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 ...
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