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 |
| Chemistry | LiFePO4 |
| Norminal voltage | 12.8V |
| Norminal capacity | 75Ah |
| Cycle life | ≥2000 (100% DOD) |
| Weight | 9.0KG |
| Dimension | 260*168*227mm |
| Type | prismatic |
| Warranty | 2 years |
| Max. Discharge | 75A |
| Max. Charge | 50A |
| Peak Discharge | 300A / 3S |
| Brand Name | Topband |
| Model Number | TB1275F-S110A_00 |
| Certification | ISO9001, ISO14001, MSDS |
| Place of Origin | China |
View Detail Information
Explore similar products
ABS Case Lithium Iron Phosphate Cells 12V 20Ah For Waterproof Solar Street LED
Lithium Battery Lithium Iron Phosphate Battery 36V60Ah LiFePO4 Battery Pack
Long Life Lithium Iron Phosphate Battery Pack 3.2V 12 / 20 / 25 / 27 / 50ah
Topband Lithium Phosphate Battery 12V 100Ah With High Larger Terminals
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 |
| Chemistry | LiFePO4 | Norminal voltage | 12.8V |
| Norminal capacity | 75Ah | Cycle life | ≥2000 (100% DOD) |
| Weight | 9.0KG | Dimension | 260*168*227mm |
| Type | prismatic | Warranty | 2 years |
| Max. Discharge | 75A | Max. Charge | 50A |
| Peak Discharge | 300A / 3S | Brand Name | Topband |
| Model Number | TB1275F-S110A_00 | Certification | ISO9001, ISO14001, MSDS |
| Place of Origin | China | ||
| High Light | lithium iron phosphate car battery ，lithium iron phosphate battery pack | ||
12v 75ah Battery Lithium Iron Phosphate Batteries CE Approved
| Lead acide battery VS. Topband LiFePO4 battery | |||
| Item | Lead acid battery | LiFePO4 battery | Comparison results |
| wh/kg | 30-45 | 100-150 | LiFePO4 battery is 1/3 weight of lead acid battery |
| wh/L | 60-80 | 200-250 | LiFePO4 battery is 1/2 volume of lead acid battery |
| conclusion 1 | LiFePO4 battery has higher energy density than that of lead acid battery. | ||
| cycle life | 300-500cycles | 2000cycles @80% DOD 1500cycles @100% DOD | LiFePO4 battery's life cycle is 5times of that of lead acid battery, and more cycles at deep discharge |
| conclusion 2 | LiFePO4 battery has much better cycle life. | ||
| charge rate | ≤0.3C | 0.5-1C | LiFePO4 battery can bare quick charge, eg., 2hs full charge for LiFePO4 battery, while more than 6hs for lead acid battery. |
| discharge rate | 3-5C,only 30%-40% capacity release under 3C discharge | 3-10C, 80%-90% capacity release under 3C discharge | LiFePO4 battery support high rate discharge, and more capcity release under high rate discharge |
| conclusion 3 | LiFePO4 battery has higher charge & discharge rate | ||
| self-discharge rate | 3-10% | <1.5% | lead acid battery will be useless for long time storage, LiFePO4 battery can stock for long time |
| conclusion 4 | LiFePO4 battery has lower self-discharge rate | ||
| pollution | Pb( against Rohs) | N/A | |
| conclusion 5 | LiFePO4 is more eco-friendly | ||
| maitenance | need fill water constantly | free maitenance | |
| conclusion 6 | LiFePO4 need no maitenance | ||
| protection | NA | BMS | |
| conclusion 7 | LiFePO4 has built in BMS for better control | ||
| optional feature | bluetooth connection | Topband LiFePO4 allow users read battery info. | |
| conclusion 8 | Topband LiFePO4 support bluetooth connection | ||
| warranty | 12-18months | 24months | |
| conclusion 9 | Topband LiFePO4 has longer warranty | ||
| price | lower | higher | |
| conclusion 10 | LiFePO4 is higher in price | ||
| Summary | LiFePO4 battery meets the trend of development | ||
| LiFePO4 battery is better than lead acid battery from different point of view, except for price. | |||
1. General Information
This specification defines the performance of rechargeable LiFePO4 battery pack TB1275F-S110A_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 | Criteria | Remarks |
| 2.1 | Rated Capacity | 75Ah | |
| Minimum Capacity | 75Ah | ||
| 2.2 | Energy | 0.96KWh | |
| 2.3 | Nominal Voltage | 12.8V | |
| 2.4 | Outgoing Voltage | ≥12.8V | |
| 2.5 | Internal resistance | ≤30mΩ | |
| 2.6 | Limited charge voltage | 14.6±0.2V | |
| 2.7 | Floating charge voltage | 13.8±0.2V | |
| 2.8 | Standard charge current | 30A | |
| 2.9 | Maximum charge current | 50A | |
| 2.10 | Standard discharge current | 50A | |
| 2.11 | Maximum discharge current | 75A | |
| 2.12 | Pulse discharge current | 300A/3s | @Battery initial Temp25±5℃ |
| 2.13 | Discharge cut-off voltage | 10.0V | |
|
2.14 | Dimension | Length: 260±3mm | |
| Width: 168±3mm | |||
| Height: 227±3mm | |||
| 2.15 | Weight | Approx: 9.0Kg | |
| .16 | Operating Temperature | Charging:0～45℃ | |
| Discharging:-20～60℃ | |||
| Recommended operating temperature:15℃～35℃ | |||
| 2.17 | Self-discharge rate | Residual capacity:≤3%/month;≤15%/year | |
| Reversible capacity: ≤1.5%/month;≤8%/year | |||
| 2.18 | 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. | |||
3. Test Conditions
3.1 Standard Test Conditions
3.1.1 Unless otherwise specified, all performance tests are required to be conducted at temperature 25℃±2℃, Humidity less than 45%~75%RH.
3.1.2 Unless otherwise specified, the tested product is required to be unused within two months after outgoing.
3.2 Standard Charge Mode
"Standard Charge" means at 25±2℃ charge to limit voltage with 0.5C constant current, then charge with constant voltage until current less than 0.02ItA.
3.3 Quick Charge Mode
" Quick Charge" means at 25±2℃ charge to limit voltage with 1 C constant current, then charge with constant voltage until current less than 0.02ItA.
3.4 Standard Discharge Mode
"Standard Discharge" means at 25±2℃ discharge to the cut-off voltage with 0.5C current.
3.5 Quick Discharge Mode
"Quick Discharge" means discharge to the cut-off voltage with 1C current.
4. Product Performance
| NO. | Items | Criteria | Testing method | |
| 4.1 | Rated Capacity | 75Ah | Rest for 1 hour after fully charged, then discharge with 0.5C current until the battery reaches the discharge cutoff voltage. Repeat above process for three times, if the discharge time is not less than 120 minutes, you can stop and define the Discharging current*time value (Ah) as battery capacity. | |
| 4.2 | Minimum Capacity | 75Ah | ||
| 4.3 | Internal resistance | ≤30mΩ | 50% battery SOC state frequency of 1 KHZ ac resistance tester | |
| 4.5 | Cycle life (DOD100%) | ≥1000cycle | Discharge with the current of 0.5C until it can’t discharge, and then rest it for 1h. Charge the battery following CC(0.5C)/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. | |
| 4.6 | Discharge Temperature Characteristics | -20℃ | ≥70% | At 25±5℃ discharge the battery with the current of 0.5C to the cut-off voltage and record charge capacity. Store the battery at various temperatures for 2h and discharge the battery with 0.3C to the cut-off voltage. |
| -0℃ | ≥80% | |||
| 25℃ | ≥100% | |||
| 55℃ | ≥95% | |||
| 4.7 | Charge Retention ability | Residual capacity≥80% | Charge the battery to full capacity and store it for 28days, and then discharge it with 0.5C to the cut-off voltage. | |
| Recovery capacity≥90% | ||||
5. Protective circuit specification
The batteries are supplied with a LiFePO4 Battery Management System (BMS) that can monitor and optimize each single prismatic cell during charge & discharge, to protect the battery pack from overcharge, over discharge, etc. Overall, the BMS helps to ensure safe and accurate running.
| 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±0.1V |
| Over-discharge release for each cell | 2.30±0.1V | ||
| Over-discharge release method | Charging recovery | ||
| 5.3 | Over current | Discharge over current protection | 650±100A |
| Protection delay time | 14~26ms | ||
| Over current release method | Release after cutoff the load. | ||
| 5.4 | Short | NO | Short circuit prohibited |
| 5.5 | Battery temperature | Charge over temperature | Protection @65±5℃ |
| Release @55±5℃ | |||
| Discharge over temperature | Protection @65±5℃ | ||
| Release @55±5℃ | |||
| MOSFET over temperature | Protection @100±5℃ | ||
| Release @70±5℃ | |||
| 5.6 | Static power | ≤60uA | |
6. 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 ...
Get in touch with us
Leave a Message, we will call you back quickly!