Guide · Batteries
Sigenergy SigenStor review — from the installers who fit it
Checked by our MCS-certified installers · Updated October 2026
Short answer
A strong choice if you want one app for your battery, solar, EV charger and a future heat pump.
It costs more than Fox ESS — if the lowest price matters most, Fox is our pick.
5.0 on Google
MCS-certified installer · Cert. no. NAP/79987/26/1
Is it right for you?
- want one app for everything
- plan an EV charger or heat pump later
- may add more batteries later
the lowest price matters most — Fox ESS costs less.
Comparing the two systems we fit most? Read Sigenergy vs Fox ESS, or see how a Sigenergy system went in on a job of ours in Leighton Buzzard.
Quick answers
Sigenergy or Fox ESS?
Fox for the lowest price. Sigenergy for one app across battery, EV charger and heat pump. We fit both.
Can I add a Sigenergy EV charger later?
Yes — it runs from the same app. Fitted from £1,190.
Get started
Is Sigenergy right for your home?
Your free design and fixed price — we'll tell you honestly if Fox ESS would suit you better.
0% VAT on solar & battery until March 2027