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K2 Energy 24V 11Ah K2B24V11EB Lithium Iron Phosphate Battery

K2 Energy’s 24 volt 11 amp-hour battery pack is another legacy product that delivers on expectations and endures longer than lead acid batteries. With its premium chemistry and its superior components, this battery will energize a variety of projects and needs. Take this low maintenance, long-life cycle pack for a spin and you will find that it out performs the competition.




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These battery packs are an ideal choice for alternative energy systems due to their long lifespan and ability to maintain consistent performance even in extreme temperatures. Their low self-discharge rate also means they can store energy for extended periods of time, making them well-suited for use in off-grid and backup power systems.


LFP battery packs are known for their simplicity and ease of use, with minimal maintenance requirements and consistent performance.





How long will your battery last?

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.

What warranty does the battery have?

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.

How do I charge the battery?

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.

What charger should I use?

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.

What is the temperature range for the battery?

Discharge–20 C to 60 C (-4 F to 140F)

Charge at 0 C to 55 C (32 F to 131 F)

How often do I need to charge the battery?

Charge it as soon as you receive it and after every use, especially if it is discharged until empty.

How can I get a data sheet for the battery?

Reach out to our customer support team at or give them a call at 702.478.3590.

What certifications does the battery have?

UNDOT 38.3. Check the data sheet for additional certifications.

Are your batteries waterproof?

No, splash resistant for most. Some can endure brief immersion in less than 1 meter of water, check the data sheet for additional information.

How should
I store my battery?

In a relatively cool dry place, fully charged for best results.

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