Shenzhen Topband Battery Co., Ltd
| Supply Ability | 450Mwh/year |
| Delivery Time | 2~4weeks for samples; 4~6weeks for mass production |
| Packaging Details | standard export carton |
| Payment Terms | L/C, T/T |
| Material | Nano LiFePO4 |
| Nominal voltage | 12.8V |
| Nominal capacity | 80Ah |
| Impedance | ≤30mΩ |
| Dimension | 318*165*215mm |
| Weight | 9.5kg |
| Warranty | 2 years |
| Max Charging Current | 50A |
| Max Discharge Current | 80A |
| Peak discharge Current | 350A(2S) |
| Brand Name | Topband |
| Model Number | TB1280F-M110B_00 |
| Certification | MSDS, ISO9001, ISO14001 |
| Place of Origin | China |
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Product Specification
| Supply Ability | 450Mwh/year | Delivery Time | 2~4weeks for samples; 4~6weeks for mass production |
| Packaging Details | standard export carton | Payment Terms | L/C, T/T |
| Material | Nano LiFePO4 | Nominal voltage | 12.8V |
| Nominal capacity | 80Ah | Impedance | ≤30mΩ |
| Dimension | 318*165*215mm | Weight | 9.5kg |
| Warranty | 2 years | Max Charging Current | 50A |
| Max Discharge Current | 80A | Peak discharge Current | 350A(2S) |
| Brand Name | Topband | Model Number | TB1280F-M110B_00 |
| Certification | MSDS, ISO9001, ISO14001 | Place of Origin | China |
| High Light | Medical Device Battery ，Medical Cart Battery | ||
Powerful Reliable 12v 80ah Battery Lithium Iron Phosphate Eco - Friendly
1. Battery Pack Brief Introduction
This specification applies to the TB1280F-M110B_00 battery manufactured by Shenzhen Topband Battery Co., Ltd, Describes the type and size, performance, technical characteristics, warning and caution of the rechargeable cell. If the user needs to support the parallel use, please charge the battery packs until output voltage difference is less than 0.2V.The non-professionals forbid performing this operation. This batteries pack allows a maximum of 4 series using.
1．1 Battery Type
1．2 Reference Standard
1．3 Product SPEC
12V/27Ah 4S3P
1．4 Cell Brand and Model
TB027070180C-Fe-27Ah
1．5 Period of Warranty
Period of Warranty reference to the contract
1．6 Battery Specification Amendment
If the raw materials, production processing, production system or battery usage environments & other conditions need to be change, the amendment side needs provide the written advice to the other side, only the both sides come to an end, the amendment will be effective.
2． Battery Pack Basic Features
| NO. | Items | Characteristics | Testing Methods | |
| 1 | Nominal Voltage | 12.8V | Follow GB/T18287-2013> | |
| 2 | Nominal Capacity | 80Ah | Follow | |
| 3 | Minimum Capacity | 76Ah | Follow | |
| 4 | Battery internal Impedance | Internal Impedan`ce≤30mR | Internal Impedance Testing Machine(1kHz ) | |
| 5 | Shipment Voltage | 12.8～13.6V | Multi-meter | |
| 6 | Dimension | Length | 318(±2) * 165(±2) * 215(±2)mm | Vernier caliper |
| Width | ||||
| Height | ||||
| gross weight | 9.5±0.2kg | electronic scale | ||
| 7 | Working Temperature | Charge | 0~45℃,45~85%RH | Temperature & Humidity Instruments |
| Discharge | -20~55℃,45~85%RH | |||
| 8 | Storage Temperature & Humidity Range | Short: above one month | -20~+55℃,45~85%RH | Temperature & Humidity Instruments |
| Medium: above three months | 0~+45℃,45~85%RH | |||
| Long:above one year | +5~+30℃,45~85%RH | |||
| 9 | Allowed maximum continuous charge current | 50A | Multi-meter | |
| 10 | Allowed maximum continuous discharge current | 80A | ||
| 11 | Allowed maximum reverse charge voltage | NO Allowed | / | |
| 12 | Allowed maximum charge voltage | 14.6±0.1V | Multi-meter | |
| 13 | Discharge cut-off voltage | 8~10V | Multi-meter | |
3. Battery Pack Electrical Characteristics
3.1 Testing Conditions (Unless Specially Requirements)
Temperature:20±5℃ Related Humidity: 45~75%
Atmosphere Pressure: 86~106kPa
The testing items under the Shipment Voltage(12.8～13.6V)
3.2 Battery Pack Electrical Characteristics
| No. | Items | Standards | Testing Methods |
| 1 | Internal Impedance | Impedance ≤30mR | Under 20±5℃ Environment Temperature , the Usage Frequency of Fully Charge( 1KHz) , Use AC Internal Impedance test machine to test |
| 2 | Nominal Capacity | 80Ah | Rest for 0.5~1 hour after fully charge, Using electrical loader to connect with the battery output port, and discharge with constant current 0.2C till it can’t discharge. Do the cycle three times, if there is one time that the discharge time is equal or more than 285minute , you can stop. |
| 3 | Short circuit protection | No load ability after short-circuit .comeback capability of loading after remove the lead away, | Short the pack with the lead (<50mR). If remove the lead away, connect the electronic loader with P+, P- of protection board again, so load ability comes back. |
| 4 | Allowed Maximum continuous charge Current | 50A | charging with this current for more than 0.5h and the added temperature of battery pack less than 20℃. |
| 5 | Allowed Maximum continuous discharge Current | 80A | Discharging with this current for more than 0.5h and the added temperature of battery pack less than 20℃. |
| 6 | Over Current Protection | 350~550A | Using electron load connect with output side, discharge with 350A for about 2sec Discharge with 550A for less than 40 millisecond, |
| 7 | the delay time of over current protection | 10~40ms | Using electron load connect with output side, discharge with more than 550A and record the voltage wave of output side with oscillograph . Numerating the time of voltage from wave to zero for voltage | |||
| 8 | cycle life | Discharge Capacity ≥80% | Discharge it with the current of 0.2C to the cut-off voltage, and store it for 15min.Charge a battery with the current of 0.2C, then keep the voltage and current constant and continue to charge it until completed . After storing the battery for 15min. The test is to be conducted as per the above cycles. The cycle should be 1000 times. At the 1001 times discharge capacity should not be less than ≥80% with 0.2C. | |||
| 9 | Discharge Temperature Characteristics | The ratio between discharge capacity and charge capacity should be not less than the following value | At 20±5℃ discharge the battery with the current of 0.2C to the cut-off voltage and record charge capacity. Store the battery at the following temperature for 2h and discharge the battery with 0.2C to the cut-off voltage. | |||
| Discharge Current | Discharge Temperature | |||||
| -20℃ | 0℃ | 25℃ | 55℃ | |||
| 0.2C | 60% | 80% | 100% | 95% | ||
| 10 | Charge Retention | remain capacity≥90% | At 20±5℃ completely charge and store it for 28days,and then discharge it with 0.2C to the cut-off voltage. (We suggest charge the battery to 12.8~13.6V every three months) | |||
| 11 | Over Discharge Protection furbish | Charging With 0.2C | Charge the battery with 0.2C for 5min and measure the output voltage (≥8V)of the battery pack. The battery should have load . | |||
4. Battery Pack Reliability Test
4.1 Testing condition (Unless Special Requirements)
Temperature:20±5℃ Relative Humidity: 45~75%
Atmosphere Pressure: 86~106kPa
All testing under full capacity
4.2 Reliability Test
| No. | Items | Standards | Testing Methods |
| 1 | Vibration Testing | The appearance of battery should not leakage, break or explosion | Fix a charged battery on a vibrating table, vibrate it for 90 minutes in three mutually perpendicular directions at the 0.8mm resonance. The frequency is to be varied at the rate of 1hz/min between 10 and 55 hertz. |
| 2 | High Temperature Discharge Testing | The battery should be no remarkable breakage, distortion. Discharge time should not less than 255mins | Place a full charged battery under the environments of 55℃ for 2 hours. Discharge it at the current of 0.2C to the cut-off voltage. Then keep it at 20℃±5℃ for 2 hours. |
| 3 | Low Temperature Discharge Testing | The battery should be no remarkable breakage, distortion. Discharge time should not less than 180 minute | Place a full charged battery under the environments of -20℃ for 15-24 hours. Discharge it at the current of 0.2C to the cut-off voltage. Then keep it at 20℃±5℃ for 2 hours. |
| 4 | Constant Humidity & Temperature Testing | The battery should be no remarkable breakage, distortion. Discharge time should not less than180mins | Place a full charged battery under the environments of 40℃ and 90% - 95%RH for 48 hours. And keep it in the room temperature for 2 hours. Then discharge it at the current of 0.2C to the cut-off voltage. |
| 5 | High & Low Temperature Storage | The battery should be no remarkable breakage, distortion. And charge/discharge normally | Place a full charged battery in a oven with 55±2℃ for 2 hours, then keep it under 20±5℃ for 4hrs, then place it in a oven with -20±2℃ for 2 hours, then keep for 4 hours under 20±5℃, cycle as high temperature-normal temperature-low temperature-normal temperature-high temperature for 10 times |
5. BATTERY PACK SAFETY TEST
5.1 Testing condition (Unless Special Requirements)
Temperature:20±5℃ Relative Humidity: 45~75%
Atmosphere Pressure: 86~106kPa
All testing under full capacity
5.2 Battery Pack Safety Test
| No. | Items | Standards | Testing Methods |
| 1 | Short-Circuit | The battery should be no remarkable breakage, distortion. And charge normally. | Use a resistor with less than 0.05Ω to make the battery short circuit for 1 hour. The appearance and characteristics are normal. |
| 2 | Over Discharge Protection Test | The battery should be no remarkable breakage, distortion. Appearance and charge are normal. | Discharge the battery at the rate of 0.2C with the load of 30Ω for 24h . Charging for 10sec with specified adapter , and check the voltage(≥8V) |
| 3 | Impact Test | The battery should be no explosion or catch fire | Place a full charged battery on a flat and put a stainless steel stick (Diamond 7.9mm) in the middle of the battery upright . Beat the steel stick with 9.1Kg |
6. Pack diagram
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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