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Home Assistant TestFlight
Energy

Wallbox

wallbox

Built inCloud polling

The Wallbox integration pulls data from the MyWallbox Portal for your Wallbox charging station. Use this integration to monitor the charging of your car by the Wallbox charger and modify settings such as Charging Power, Energy Price, Solar Charging and Pause/Resume. The energy usage collected by this integration can be used in the Energy dashboard.

In Apple Home through HomeKit Bridge

What HomeKit Bridge makes of each kind of entity this integration creates, read from its source code. A device only gets the ones that apply to it.

EntityShows up asNote
switchSwitch or outlet
lockLockNeeds its own HomeKit Bridge in accessory mode
buttonButton (as a switch)
selectMode picker (as switches)

What people report

Wallbox chargers are polled through the cloud; users saw 429 rate-limit dropouts in 2025 that were later fixed. Quasar V2X discharging was reported not working on one unit.

  • Works2
  • Not working1
DeviceIn Home AssistantIn Apple HomeWhat they saidSource
Wallbox chargersWorks Cloud429 too-many-requests dropouts from 30 s polling; issue closed as completed
Saved copy
I still get errors time to time: Logger: homeassistant.components.wallbox.coordinator Source: helpers/update_coordinator.py:414 integration: Wallbox (documentation, issues) First occurred: July 10, 2025 at 10:25:51 PM (5 occurrences) Last logged: 3:00:14 AM Error fetching wallbox data: Error communicating with Wallbox API i have no utomations running that wnats to fetch data from Wallbox API. I only have the auto polling enabled in the integration. I have OCPP connection to Octopus energy. I don't know if that could be the couse of this? Before these events, it was working fine for 2 days:

Excerpt saved from GitHub on 2026-10-23.

Issue #147022 · 2025-06
Wallbox Quasar bidirectional chargerWorksMerged support for negative charge rate and discharged-energy monitoring
Saved copy
Including ability to control charger while discharging, set a negative charge rate and monitor discharged amount ## Proposed change The existing Wallbox integration only supports charging of vehicles. The Wallbox range includes a model, Quasar, that is bi-directional, and supports disc

Excerpt saved from GitHub on 2026-10-23.

PR #74313 · 2022-07
Wallbox Quasar bidirectional charger (QSA1-0-J-2-4-002-A)Not workingDischarge control not available; part-number prefix check looked for QSX; user used Modbus instead
Saved copy
The problem I saw that a recent PR allowed for bidirectional charging. I have recently had a Quasar unit installed, and am not able to set the unit into discharging mode using the Wallbox integration. My (poor!) understanding of the code is that it should now "detect" if the unit allows for discharging and allow the user to set a negative charge rate in HA. In my case the Maximum_charge is constrained to 6 to 32A. If I set the unit to discharge in the Wallbox app directly, it does indeed change the Maximum_charge rate to a negative number, the status even changes to "discharging". If I try to …

Excerpt saved from GitHub on 2026-10-23.

Issue #83518 · 2022-12

Gathered from GitHub issues, pull requests, discussions and docs, and from r/homeassistant. These are individual reports, so check the linked thread and the date before you buy.

How it connects

Cloud polling

Goes through the maker’s cloud, asking it for updates every so often. Needs the internet and an account.

Details

Installs (analytics)2,794 (0.39%)
Added inHome Assistant 2021.6
Set up in the UIYes
Maintainers@hesselonline

In ReReHome

Whatever HomeKit Bridge shares reaches Apple Home as normal HomeKit accessories behind your Home Assistant bridge, so ReReHome shows and controls them like any other.

Bridges get their own settings page listing the accessories behind them.