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Axle VPP new Grid Services mode, compatible with Home Assistant & Predbat

Posted: Fri Nov 21, 2025 4:48 pm
by archyaxleenergy
We launched the Axle Energy Virtual Power Plant a few weeks ago, which includes optimisation against your bill + earnings from supporting the grid.

We’ve had lots of great feedback, made a ton of updates, and already paid out hundreds of £ of earnings to users whose batteries have exported to help the grid at key times.

After lots of requests, we’ve now added the ability to sign up for grid services only, keeping your existing optimisation setup.

And yes, this means we are now compatible with Home Assistant, or manual scheduling within the Fox app!

This lets you:
  • Keep every day control of your battery, to optimise as you see fit
  • Participate in events when the grid is under strain (paid at £1/kWh for energy we export)
  • Earn revenue from the VPP whilst combining with your favourite optimisation product such as Home Assistant or Predbat.
https://vpp.axle.energy/landing/grid

Please give it a go (or let us know what you’d like to see that isn’t there!) - we still guarantee at least £10 a month and we’re currently offering a £20 signup bonus to new beta users 🙏🏻

Re: Axle VPP new Grid Services mode, compatible with Home Assistant & Predbat

Posted: Mon Dec 22, 2025 1:57 am
by WyndStryke
Just as an update to this, starting from v8.30.0, predbat has added a component to query the Axle REST API and set itself up appropriately.

Re: Axle VPP new Grid Services mode, compatible with Home Assistant & Predbat

Posted: Thu May 14, 2026 10:26 am
by jaylo
Axle seem to be adding a Schedule to the Inverter - which is fine, I think (I use the FoxESS Modbus integration with HA/Predbat, so don't usually use the Scheduler functionality).
But then the Schedule remains enabled once the event is finished, which I think will force it to discharge at the same time every day from then on.
Can Axle remove (or at least disable) their schedule after the event?

Re: Axle VPP new Grid Services mode, compatible with Home Assistant & Predbat

Posted: Thu May 14, 2026 11:56 am
by WyndStryke
They normally clear it within about 30 minutes of the event ending (and often quicker).

It's not 100%, which is why the email which comes after the event asks users to double-check the schedule and clear it themselves if necessary.