Shenzhen Topband Battery Co., Ltd
| Payment Terms | L/C, T/T |
| Supply Ability | 450Mwh/year |
| Delivery Time | 2~4weeks for samples; 4~6weeks for mass production |
| Packaging Details | standard export carton |
| Material | Nano LiFePO4 |
| Type | Prismatic |
| Nominal voltage | 12.8V |
| Nominal capacity | 20Ah |
| Cycle life | 2000cycles @100% DOD |
| Dimension | 180X76X166mm |
| Weight | 1.6kg |
| Warranty | 2 years |
| Brand Name | Topband |
| Model Number | TB1220F-S115A |
| Certification | ISO9001, ISO14001, UN38.3, MSDS |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 450Mwh/year |
| Delivery Time | 2~4weeks for samples; 4~6weeks for mass production | Packaging Details | standard export carton |
| Material | Nano LiFePO4 | Type | Prismatic |
| Nominal voltage | 12.8V | Nominal capacity | 20Ah |
| Cycle life | 2000cycles @100% DOD | Dimension | 180X76X166mm |
| Weight | 1.6kg | Warranty | 2 years |
| Brand Name | Topband | Model Number | TB1220F-S115A |
| Certification | ISO9001, ISO14001, UN38.3, MSDS | Place of Origin | China |
| High Light | lithium iron phosphate deep cycle battery ，lithium battery pack | ||
Topband 12V 20Ah LiFePO4 Lithium Battery over 2000cycles @ 100% DOD
Replace the traditional lead acid batteries
long lifespan & powerful & reliable
lighter & smaller and environment friendly
1. Deep cycle rechargeable lithium battery 12V 20Ah Specification
| NO. | Items | Criteria | Remarks |
| 2.1 | Rated Capacity | 20Ah | |
| Minimum Capacity | 19.6Ah | ||
| 2.2 | Energy | 256Wh | |
| 2.3 | Nominal Voltage | 12.8V | |
| 2.4 | Outgoing Voltage | ≥12.8V | |
| 2.5 | Internal resistance | ≤50mΩ | |
| 2.6 | Series parallel application | Support up to four groups in series and Need to inform battery suppliers | |
| 2.7 | Limited charge voltage | 14.6±0.2V | |
| 2.8 | Floating charge voltage | 13.8±0.2V | |
| 2.9 | Standard charge current | 10A | |
| 2.10 | Maximum charge current | 20A | |
| 2.11 | Standard discharge current | 10A | |
| 2.12 | Maximum discharge current | 20A/ Continue to finished | |
| 30A/ Continue to discharge 30 min | |||
| 2.13 | Pulse discharge current | Withstand the 80A/3s | |
| 2.14 | Discharge cut-off voltage | 8.0V | |
| 2.15 | Dimension | Length: 180.5±2mm | |
| Width: 76.0±2mm | |||
| Height: 166.0±2mm | |||
| 2.16 | Weight | Approx: 1.6Kg | |
| 2.17 | Operating Temperature | Charging: 0～45℃ | |
| Discharging: -20～60℃ | |||
| Recommended operating temperature: 15℃～35℃ | |||
| 2.18 | Self-discharge rate | Residual capacity: ≤3% per month;≤15% per year | |
| Reversible capacity: ≤1.5% per month;≤8% per year | |||
| 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: 15℃～35℃, 45%RH～75％RH | |||
| Long time storage: If the battery need be stored for a long time, the voltage should be 13.2V(50%SOC), and stored in the condition as storage proposal. It need at least one charge & discharge cycle every six months | |||
2. Deep cycle rechargeable lithium battery 12V 20Ah circuit protection
| NO. | Items | Content | Specification |
| 5.1 | Over charge | Over-charge protection for each cell | 3.80±0.03V |
| Over-charge release for each cell | 3.60±0.05V | ||
| Over-charge release method | Under the release voltage | ||
| 5.2 | Over discharge | Over-discharge protection for each cell | 2.00±0.05V |
| Over-discharge release for each cell | 2.30±0.05V | ||
| Over-discharge release method | Charging recovery | ||
| 5.3 | Over current | Discharge over current protection | 80~110A |
| Protection delay time | 10~40ms | ||
| Over current release method | Release after cutoff the load. | ||
| 5.4 | Short | Yes. | Remove after the short circuit automatic recovery |
| 5.5 | Battery temperature | Charge over temperature | Protection @65±5℃ |
| Release @50±5℃ | |||
| Discharge over temperature | Protection @65±5℃ | ||
| Release @50±5℃ |
3. Deep cycle rechargeable lithium battery 12V 20Ah dimension
4. Deep cycle lithium battery advantage
4. Excellent service
Your inquiry will be warmly welcomed, looking forward to our long term cooperation.
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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