Customers often ask how to store their Lithionics Battery when not in use for prolonged time periods, for example when their RV or Boat is not being used during winter season.
NOTE: Below procedure applies to all batteries with Internal BMS and newer External BMS V9 (NDV9). If you have an older External BMS V8 (NDV8) please refer to the 2nd PDF attached below, which includes an extra step to disconnect the main BMS power connector for long term storage.
STORAGE DURATIONS
Less than 1 Month
1. Charge the battery to 100% State of Charge (SOC) to calibrate the system.
2. Power off the battery.*
3. Battery may be stored at 100% SOC for periods less than 1 month.
More than 1 Month
1. Charge the battery to 100% State of Charge (SOC) to calibrate your system.
2. Recommended: Discharge the battery to 50–80% SOC for storage.
3. Power off the battery.*
4. Every six months, inspect the battery for damage and repeat steps 1-3.
5. Before returning to service, charge to 100% SOC. If stored in prolonged subfreezing temperatures, it is
recommended to allow the battery to meet normal operating temperatures.
*Refer to your battery system user guide on power operation.
STORAGE CONDITIONS
• Do not store the battery at temperatures below -4°F (-20°C) or above 122°F (50°C) for more than 12
hours at a time.
• Do not store in direct sunlight, standing water, or with trickle charging enabled.
• Do not store with solar charging operational.
• Follow your vehicle manufacturer’s storage guidelines.
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