- Store solar energy
- Power your home
- Be energy independent
The best power-to-size ratio in a sleek and compact design
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Ultra-thin
compact design -
Quality and performance
to rely on -
Long-lasting LiFePO4 technnology
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Stackable capacity
to live off-grid -
Protect against power cuts
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10-year warranty
Hexi. Proud to be British.
Hexi is a British company that engineers home battery storage solutions and technology.
Our products are trusted by some of the worlds leading brands and utility companies, including EDF Energy.
All backed up by our UK-based support team.
Two perfect sizes, whatever your requirements
Your Hexi battery storage questions answered.
Can I use Hexi with Solar?
Yes, store excess energy generated from your solar system, so that is can be used later.
Can I use Hexi without Solar?
Yes, store energy from the grid when it’s cheap, and use it later when energy is more expensive.
Can I use add Hexi to an existing Solar system?
Yes, increase your solar savings, by storing excess energy generated from your solar system, so that is can be used later
Does Hexi provide back-up power in the event of a power cut?
Yes, our system can automatically provide backup energy in as little as 20ms.
What is the largest system size I can purchase?
Hexi batteries are modular by design, allowing up to 60kWh of energy storage.
What is LiFePO4 technology?
LiFePO4 stands for Lithium Iron Phosphate, which is a type of rechargeable lithium-ion battery chemistry. Here are some key characteristics of LiFePO4 batteries:
- Safety: One of the safest battery chemistries
- Long Cycle Life: Can endure a large number of charge and discharge cycles
- High Discharge Rate: Delivery high discharge currents, making them great for power output
- Stable Voltage: Providing a consistent voltage during discharge
- Thermal Stability: Operate over a wide temperature range and low sensitivity to temperature fluctuations.