Description
| ELECTRICAL SPECIFICATIONS | MECHANICAL SPECIFICATIONS | ||||
| Nominal Voltage | 12.8 V | Dimensions (L x W x H) | 7.1 x 3.0 x 6.6” 181 x 76 x 166.5 mm | ||
| Nominal Capacity | 20 Ah | Weight | 6.1 lbs (2.75 kg) | ||
| Capacity @ 25A | 48 min | Terminal Type | Flag Terminal | ||
| Energy | 256 Wh | Terminal Torque | 35 – 44 in-lbs (5 – 5 N-m) | ||
| Resistance | ≤60 mΩ @ 50% SOC | Case Material | ABS | ||
| Efficiency | 99% | Enclosure Protection | IP66 | ||
| Self Discharge | <3% per Month | Cell Type – Chemistry | Cylindrical – LiFePO4 | ||
| Maximum Modules in Series | 3 | ||||
| DISCHARGE SPECIFICATIONS | CHARGE SPECIFICATIONS | ||
| Maximum Continuous Discharge Current | 50 A | Recommended Charge Current | 1 A – 10 A |
| Peak Discharge Current | 90 A (4 s ±1 s) | Maximum Charge Current | 50 A |
| BMS Discharge Current Cut-Off | 140 A ±20 A (12 ±5 ms) | Charge Current 32ºF to 14ºF (0 to -10 ºC) | ≤0.1 C |
| Recommended Low Voltage Disconnect | 11 V | Charge Current -4ºF to 14ºF (-20 to -10 ºC) | ≤0.05 C |
| BMS Discharge Voltage Cut-Off | 8 V (2.0 ±0.08 vpc) (20 ±5 ms) | Recommended Charge Voltage | 14.2 V – 14.6 V |
| Reconnect Voltage | 9 V ±1.32 V (2.25 ±0.33 vpc) | BMS Charge Voltage Cut-Off | 15.6 V (3.9 ±0.025 vpc) |
| Short Circuit Protection | 200-600 µs | (1.0 ±0.5 s) | |
| Reconnect Voltage | 15.2 V (3.8 ±0.050 vpc) | ||
| Balancing Voltage | 14.4 V (3.6 ±0.025 vpc) | ||
| TEMPERATURE SPECIFICATIONS | COMPLIANCE SPECIFICATIONS | ||
| Discharge Temperature | -4 to 140 ºF (-20 to 60 ºC) | Certifications | CE (battery) |
| Charge Temperature* | -4 to 113 ºF (-20 to 45 ºC) | UN38.3 (battery) | |
| Storage Temperature | 23 to 95 ºF (-5 to 35 ºC) | UL1642 & IEC62133 (cells) | |
| BMS High Temperature Cut-Off | 167 ºF (75 ºC) | Shipping Classification | UN 3480, CLASS 9 |
| Reconnect Temperature | 122 ºF (50 ºC) | ||
| *Refer to charge currents below 0°C (32°F) | |||
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