Choose the LFP battery for home energy storage – there’s never been an easier or more creative way to make sure you have reliable energy on tap!
It depends on how you use it and the level of care you show it. We still have functional batteries that are 7 to 10 years old with at least 80% of their original capacity at K2.
Our 1-year manufacturing warranty covers defective workmanship and materials. Depending on use, K2 batteries typically last up to 5-7 years with proper care.
Use chargers designed for Lithium Iron Phosphate batteries. For 12V batteries, charge to 14.4V and for 24V batteries, charge to 28.8V for best results.
K2 has two small chargers that can be used: K2C12V4A charger for 12V batteries and our K2C24V2A charger for 24V batteries. K2 will be introducing new chargers in the near future with higher charging current capabilities.
Discharge–20 C to 60 C (-4 F to 140F)
Charge at 0 C to 55 C (32 F to 131 F)
Charge it as soon as you receive it and after every use, especially if it is discharged until empty.
Reach out to our customer support team at firstname.lastname@example.org or give them a call at 702.478.3590.
UNDOT 38.3. Check the data sheet for additional certifications.
No, splash resistant for most. Some can endure brief immersion in less than 1 meter of water, check the data sheet for additional information.
In a relatively cool dry place, fully charged for best results.