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. Bluetooth Lithium battery 12V 12Ah Specification
| Items | Criteria |
| Rated Capacity | 12Ah |
| Minimum Capacity | 11.4Ah |
| Energy | 0.1536KWh |
| Nominal Voltage | 12.8V |
| Outgoing Voltage | ≥12.8V |
| Internal resistance | ≤60mΩ |
| Series parallel application | Series connection is prohibited |
| Limited charge voltage | 14.6±0.2V |
| Floating charge voltage | 13.8±0.2V |
| Standard charge current | ≤6A |
| Maximum charge current | 15A |
| Standard discharge current | 10A |
| Maximum discharge current | 15A |
| Pulse discharge current | Withstand the 55A/3s |
| Discharge cut-off voltage | 8V |
| Dimension | Length: 151±2mm |
| Width: 98.5±2mm | |
| Height: 95±2mm | |
| Weight | Approx: 1.6±0.2Kg |
2. Bluetooth Lithium battery 12V 12Ah dimension
3. Protective circuit specification
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.
| NO. | Items | Content | Specification |
| 1 | Over charge | Over-charge protection for each cell | 3.80±0.025V |
| Over-charge release for each cell | 3.60±0.025V | ||
| Over-charge release method | Under the release voltage | ||
| 2 | Over discharge | Over-discharge protection for each cell | 2.0±0.025V |
| Over-discharge release for each cell | 2.3±0.1V | ||
| Over-discharge release method | Charge to recovery | ||
| 3 | Over current | Discharge over current protection | 55A～65A |
| Protection delay time | 100ms～200ms | ||
| Over current release method | Release after cutoff the load. | ||
| 4 | Short circuit | Do not short-circuit the electrodes | Designed For 65A～200A /300us |
| 5 | Battery temperature | Charge over temperature | Protection @65±5℃ |
| Release @50±5℃ | |||
| Discharge over temperature | Protection @65±5℃ | ||
| Release @50±5℃ |
4. Perfect replacement for VRLA battery
5. Bluetooth Function