Frequently Asked Questions

Getting started

Who is Axle?

Axle is a UK-based energy technology company. We work with dozens of the UK's top energy tech brands, building software that connects hundreds of thousands of devices to energy markets. We help homeowners earn money by supporting the grid, while reducing their energy bills.

How do I join?

Do I need an MCS certificate?

Earning and getting paid

How much will I earn?

Where does £1/kWh come from?

How and when do I get paid?

Does it affect my bill, tariff or supplier?

Can I leave?

Grid events

What happens during a grid event, and can I skip one?

Will my battery be empty after an event?

Will Axle affect my battery's warranty or lifespan?

Can I keep using Home Assistant or my own schedules?

How will I help the grid?

Questions about your account, logging in or something that went wrong after an event? Our help centre has step-by-step guides and a way to contact support.