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Winnard – Solar Installation (2025)

7kW Solar PV System with Fox ESS Battery Storage

This installation in Darlington features a powerful 7kW solar array paired with the Fox ESS EP11 battery, delivering 9.32kWh of usable storage. Designed for a home-all-day occupancy pattern with high annual consumption (11,000 kWh), the system significantly boosts self-sufficiency and reduces reliance on the grid.

JA Solar 500W modules provide high efficiency, while the Fox ESS H1-6.0-E-G2 inverter ensures reliable system performance. A protective canopy, armoured cabling and bird mesh were installed to secure and future-proof the system.

Technical Information:

Solar Panel Brand & Model:JA Solar 500W
Number of Panels:14
Inverter:Fox ESS H1-6.0-E-G2
Battery Storage:Fox ESS EP11 (10.36kWh / 9.32kWh usable)
Mounting System:Renusol Roof Mounting Kit
Additional Components:Bird Mesh, Armoured Cable (30m), Protective Canopy, AC Isolators, OFGEM Meter


Installation Data

Installed Capacity7 kWp
Orientation105°
Inclination30°
Postcode Region10
kWh/kWp678
Shade Factor1
Estimated Annual Output4,750 kWh
Annual Consumption11,000 kWh
Self-Consumption (PV Only)2,843 kWh (26%)
Battery Usable Capacity9.32 kWh
Self-Consumption (With Battery)4,019 kWh (50%)


25-Year Financial Summary

Net Present Value (NPV)£39,753.20
Discounted Payback Period5–6 Years
Internal Rate of Return (IRR)21.7%


Environmental Impact

Your solar system will generate substantial environmental benefits through avoided carbon emissions and reduced fossil fuel demand.

Trees Planted Equivalent25 trees per year
Petrol Avoided418 litres per year
Coal Avoided476 kg per year

Each tree icon represents 10 trees, each fuel can icon represents 50 litres, and each coal icon represents 50 kg.



Project Gallery:

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2,000+ Solar Installs Completed in the North East.

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We've helped homeowners across the North East cut energy bills and reduce carbon emissions with bespoke domestic solar systems, from family homes to larger residential properties. Alongside this, we've delivered projects for schools like Cragside and Dame Dorothy, community hubs such as Kibblesworth Millennium Centre and Alnwick Community Centre, local cafes, churches, and even national brands like Burger King. With major installs for organisations including Darlington College, Phillips Pet Supplies, and Collingwood Healthcare Services, our portfolio shows proven expertise across both domestic and commercial solar - providing tailored installations that deliver long-term savings and sustainability.

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