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Battery comparison

Choose the right fit.
Not just the biggest number.

Capacity tells you how much electricity can be stored. Output tells you what can run at once. We assess both alongside your tariff, solar and everyday demand.

Get a tailored quote

Tesla Powerwall 3

A home looking to combine solar generation, storage and app-based controls.

Capacity
13.5 kWh nominal battery energy per Powerwall 3.
Solar integration
An integrated solar inverter; existing solar and expansion need a compatibility assessment.
Expansion
Compatible Powerwall 3 Expansion units add storage. Your design confirms the permitted combination.
Monitoring
Tesla app
Warranty
Manufacturer lists a 10-year warranty. The supplied UK warranty sets out conditions and exclusions.
Product and installation guide

Sigenergy SigenStor

A household planning a modular energy system with potential storage or compatible EV charging expansion.

Capacity
Battery modules vary by generation. We confirm the exact model and usable energy in your proposal.
Solar integration
A system combining a solar inverter, battery storage and energy controls.
Expansion
Module choice, controller and installation limits determine the expansion options.
Monitoring
mySigen app
Warranty
Your proposal includes the warranty for the selected UK equipment, with applicable operating and connectivity conditions.
Product and installation guide

GoodWe battery storage

Homes considering a matched GoodWe inverter and battery combination, including suitable retrofits.

Capacity
Lynx Home F Plus+ offers approximately 6.6–16.4 kWh across its tower configurations. Other ranges differ.
Solar integration
Battery and inverter compatibility must be checked for the specific models.
Expansion
Expansion depends on the battery range, compatible inverter and manufacturer requirements.
Monitoring
Compatible GoodWe monitoring platform, confirmed with your inverter.
Warranty
We supply the applicable UK battery and inverter warranty documents; terms depend on the selected range.
Product and installation guide

Compare complete installations

Every option needs a suitable installation location and electrical design. Backup is not automatic: compatible switching, isolation and earthing arrangements must be specified. EV integration depends on the charger, vehicle and controls. Your quotation confirms the supported features and complete installed price.

The right system starts
with your home.

Tell us how you use electricity. We’ll help you compare the options without pressure.

Get a free home energy quote
Call usGet a free home energy quote