A Safe, reliable and sustainable battery system

ESI’s iron flow batteries comprise iron, salt and water chemistry and can be deployed either in containers, or in a large-scale grid-connected warehouse.

Battery capability

• 8-12 hours energy storage
• Module design allows for 400KWh to 1GWh+ installation
• 20,000+ cycling capability with no degradation regardless of duty cycle
• 25+ year lifetime
• Munich Re 10-year warranty
• Wide operating range from 5°C to 50°C
• Non-toxic, non-flammable, 100% recyclable
• No toxicity, fire, chemical or explosion risk
• No precious metals, materials or hard to source components
• Energy can be stored charged for extended periods and not lose charge
• Suitable for close-proximity to residential areas as well as in remote and inhospitable conditions.