Fully Installed Sunsynk ECCO Hybrid Inverters with W5.3 LiFePO4 Battery options

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#5: INSTALLED-SUN-W5.3 Storage Systems - Hybrid Inverter

Sunsynk W5.3 Data Sheet

Sunsynk W5.3 Manual

Sunsynk ECCO Hybrid Inverters with W5.3 LiFePO4 Battery

The Sunsynk ECCO Hybrid Inverter is a smart energy solution that allows you to buy electricity at cheap rates and sell back to the grid through SEG payments, thanks to its API integration with Octopus Agile, Flux, and Go. Paired with the Sunsynk W5.3 battery, available in 5.32kWh and 10.64kWh capacities, this system delivers reliable, efficient, and flexible energy storage for UK homes and businesses.

The W5.3 battery uses advanced LiFePO4 technology for superior durability, operating in extreme temperatures from -20°C to -10°C, and includes a built-in 125A MCB for enhanced safety.

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Sunsynk W5.3 Battery Features

• LiFePO4 chemistry for long life and stable performance

• Charges at -10°C, discharges at -20°C

• Integral 125A double-pole MCB for protection and reliability

• IP65-rated – suitable for outdoor installation

• Scalable up to 32 batteries in parallel for larger energy storage needs

• 90% Depth of Discharge (DoD) for maximum usable energy

• Optional cell-level monitoring

• Can be wall or rack-mounted

• Available in white or black

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Sunsynk App – Full Control at Your Fingertips

• Real-time push notifications – instant alerts for power cuts, generator or battery use

• Remote settings adjustment – manage your hybrid inverter from anywhere with an internet connection

• Complete inverter control – access advanced features like system updates and upgrades

• Live stats and monitoring – track energy usage, identify peaks, and optimise savings

• Custom reporting and graphs – generate reports to understand system performance and cost savings

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Smart Energy Management with Octopus Agile & Flux

• Integrated with Octopus Agile, Flux & Go, allowing you to charge your battery at the cheapest rates

• Automated discharge at higher electricity rates to maximise savings

• Enables efficient self-consumption of solar energy and reduced reliance on the grid

• Supports real-time monitoring and optimisation through the Sunsynk data logger platform

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Why Choose Sunsynk ECCO with W5.3 Battery?

• Flexible hybrid energy management – charge from solar or the grid and sell back to the national grid

• Reliable, durable battery storage suitable for indoor or outdoor installation

• Scalable and modular – expand your system as energy needs grow

• Smart app integration – full control and monitoring for maximum efficiency and savings

• Future-proof investment – advanced LiFePO4 battery technology and UK-ready energy solutions