The battery that never needs to be replaced!
Tandem provides an unbeatable combination
- A modular design with component replacement makes "replacing a battery", a thing of the past.
- Low battery lifetime costs: Less than half the cost of lead acid batteries in hot climates
- Weather proof and heat tolerant
- High capacity and safe LiFePO4 lithium cells, rated at more than 2,000 discharges with 80% capacity remaining
- Compatible with existing lead acid battery banks and chargers
- No maintenance. No water. No Acid. Light weight. Stackable.
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Perfect for off-grid, grid interactive or general backup purposes.