Description
| ELECTRICAL SPECIFICATIONS | MECHANICAL SPECIFICATIONS | ||||
| Nominal Voltage | 12.8 V | Dimensions (L x W x H) | 7.8 x 6.5 x 6.8” 197 x 166 x 173 mm | ||
| Nominal Capacity | 40 Ah | Weight | 11.9 lbs (5.4 kg) | ||
| Capacity @ 25A | 96 min | Terminal Type | M8 x 1.25 | ||
| Energy | 512 Wh | Terminal Torque | 80 – 100 in-lbs (9 – 11 N-m) | ||
| Resistance | ≤50 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 | 4 | ||||
| DISCHARGE SPECIFICATIONS | CHARGE SPECIFICATIONS | ||
| Maximum Continuous Discharge Current | 40 A | Recommended Charge Current | 2 A – 20 A |
| Peak Discharge Current | 80 A (7.5 s ±2.5 s) | Maximum Charge Current | 40 A |
| BMS Discharge Current Cut-Off | 170 A ±20 A (20 ±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) (140 ±60 ms) | Recommended Charge Voltage | 14.2 V – 14.6 V |
| Reconnect Voltage | 10 V (2.5 ±0.1 vpc) | BMS Charge Voltage Cut-Off | 15.2 V (3.8 ±0.025 vpc) |
| Short Circuit Protection | 200-600 µs | (1.1 ±0.4 s) | |
| Reconnect Voltage | 14.4 V (3.6 ±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 | 176 ºF (80 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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