Explore this 8.37kW DMEGC solar installation with 18kWh Sigenergy battery storage and an Eddi diverter for maximising renewable energy.

It's one of the first decisions you'll make when choosing a home EV charger, and it's one that most people haven't thought about until it comes up in the installation conversation. Tethered or untethered—the difference sounds straightforward, but getting it wrong means either a cable permanently coiled by your front door or a frustrating rummage in the boot every time you want to charge. Here's what actually separates them and how to work out which suits your setup. What Is a

Discover how Optimum Electrics installed a bespoke 9.12kW AIKO solar PV system with 20kWh Sigenergy battery storage, helping the homeowner reduce energy bills, maximise self-consumption and achieve greater energy independence with intelligent home energy management.

Discover how Optimum Electrics transformed this Huntingdon home with a 6.24kW AIKO solar PV system, 10kWh Sigenergy battery, EV charger and roof restoration, creating a stylish, future-ready renewable energy solution.

Get more from your solar battery this winter with practical tips on charging schedules, reserve settings, tariffs and making the most of your solar energy.

Discover how Optimum Electrics installed a 10.08kW AIKO solar PV system with Sigenergy battery storage and EV charger in Oxford, creating a smart, future-ready home.

Discover how Optimum Electrics installed an 8.16kW AIKO solar PV system with 10kWh Sigenergy battery storage and HomeMax Gateway, delivering lower energy bills, whole-home backup power and greater energy independence.

This guide walks you through how to pick the right setup, what to compare, and the common traps that cost solar owners money.

UPDATED 15/04/2026: Discover how bidirectional charging is set to change the way we power our homes. We'll explain the current situation with bidirectional charging in the UK, how it works, which cars are able to do it, and how to benefit from it today.

Optimum Electrics designed a future-proof solar PV and battery storage system that could not only reduce energy costs but also support the home through intermittent power cuts that the area is liable to, and accommodate future plans for electric showers, an EV, and electric cooking appliances.

Optimum Electrics recently completed a full electrical installation for a stunning high-spec new build property set in the heart of the Lincolnshire countryside. Working closely with the builder and homeowner, we created a fully bespoke electrical package tailored to both the aesthetic and functional needs of this modern rural home.

The system included 22 all black 430W Jinko solar panels with SolarEdge power optimisers, an 8kW SolarEdge inverter, a 13.5kWh GivEnergy all

Discover how our clients in Leicester are now powering their home and EV with a modern solar PV system.

Discover how our client has significantly reduced their energy bills, reliance on the grid and their carbon footprint with solar panels.

In this case study, we’ll be looking at the installation of integrated solar panels by Optimum Electrics on a house on the outskirts of Pete

Learn everything you need to know before having your home EV charger installed.