3.2V 100Ah LiFePO4 Prismatic Cell
Cell model: CB79-100Ah
Cell Type: Lithium-ion
Nominal Capacity: 100Ah
Nominal Voltage: 3.2V
Standard Discharging Current: 50A
Maximum Continuous Charging Current: 100A
Product Introduction
The 3.2V 100Ah LiFePO4 prismatic cell is designed for battery systems requiring a compact size and stable power output. Its lithium iron phosphate chemistry offers good thermal stability and a long cycle life. It is suitable for energy storage units, backup power systems, and custom battery pack assembly.
Performance Parameters
| Item | Specification | Comment |
| Nominal Capacity | 100Ah | 25±2℃，0.5C/0.5C |
| Nominal Voltage | 3.2V | 25±2℃，0.5C |
| Nominal Energy | 320Wh | 25±2℃，0.5C |
| Operating Voltage | 2.5-3.65V 2.0-3.65V | 2.0-3.65V -20℃≤T≤0℃ |
| -20℃≤T≤0℃ | 50A | 25±2℃ |
| Maximum Continuous Discharging Current | 100A | 25±2℃ |
| Maximum Discharging Current | 250A | 25±2℃@50%SOC，10s |
| Standard Charging Current | 50A | 25±2℃ |
| Maximum Continuous Charging Current | 100A | 25±2℃ |
| Maximum Charging Current | 150A | 25±2℃@50%SOC，10s |
| Operating Temperature | 0℃≤T≤55℃ -20℃≤T≤55℃ | Charge Discharge |
| Storage Temperature | -30℃~55℃ | Storage ambient humidity 15%~90%RH, no condensation |
| Nominal Dimension | Thickness: 52.32±0.5mm Width: 148.40±0.6mm Shoulder Height: 115.4±0.60mm Total Height: 119.0±0.6mm | @3000±200N, 27%±3%SOC |
| Cell Weight | 1.87±0.15kg | - |
| Cathode Material | LiFePO4 | - |
| Energy Density | 170Wh/kg ~354Wh/L | 25±2℃，0.5C/0.5C |
| ACR (1kHz) | ≤0.60mΩ | 25±2℃，27%±3%SOC |
Standard Test Conditions
The following parameters are only applicable to new products delivered to customersby REPT, not for the products after use. Storage time is less than one month and cyclenumber is less than 5 times.
Temperature: 25±2℃, Humidity: 15%~90%RH, Pressure: 86kPa~106kPa. Roomtemperature is 25±2℃, 1.0I1(A) current is 100A in this document.
Electrical Performance Test
| Item | Testing method | Criteria |
| Room temperature capacity (Initial capacity) | Temperature: 25±2℃. Full charge cell according to Standard Charging Method. Discharge with a current at 0.5I1(A) to 2.5V, then rest for 30min. Repeat procedure 2) - 3) for 5 times, record the average discharge capacity of the last 3 cycles as the initial capacity. | Discharge capacity≥100Ah |
| High temperature discharge capacity | Full charge cell according to Standard Charging Method. Temperature: 55±2℃ for 5h. Discharge with a current at 0.5I1(A) to 2.5V and record discharge capacity(Ah). Temperature: 25±2℃ for 12h check the appearance of battery. | No apparent deformation and leakage Discharge capacity≥ 99%* Nominal capacity |
| Low temperature discharge capacity | Full charge cell according to Standard Charging Method. Temperature: -20±2℃ for 24h. Discharge with a current at 0.5I1(A) to 2.0V and record discharge capacity(Ah). Temperature: 25±2℃ for 12h and check the appearance of battery. | No apparent deformation and leakage Discharge capacity≥70%* Nominal capacity |
| Cycle life | Test temperature: 25±2℃. Under 300±20Kgf preload. CC at 0.5I1(A) to 3.65V &CV at 3.65V, terminal current at 0.05I1(A) and stand by 30min. Discharge with a current at 0.5I1(A) to 2.5V and stand by 30min. Cycle step 3) - 4) until the capacity is less than 80Ah and record cycle number | Cycle number≥3000 times@80Ah |