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Home Assistant TestFlight
Mitsubishi

Mitsubishi mini split heat pump (ESPHome UART)

Air Conditioners and Heaters · Climate

WorksWorks in Apple HomeLocal

1 report: 1 says it works.

Reported with 1 integration: ESPHome.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
ESPHomeWorks LocalWorks in Home
Climate entity exposed via HomeKit bridge; auto mode switches heat/cool
ESP32 on serial port gives full local control; shown in Apple Home
Saved copy
Success: ESPHome, > dumb Mitsubishi mini split heat pump now smart!. I recently renovated my garage into a finished office & den, and didn’t pay much attention to what the contractor used for heating/cooling. It’s a (very good, quiet, efficient) Mitsubishi mini split/heat pump, but I quickly realized I absolutely hate the last century nature of its controls. TLDR: got it working great in HA and HomeKit using an ESP32 board with ESPHome, links to help you through the process below. It can only be controlled with an IR remote. You can select a mode (heat, cool, dehumidify, off) and a target …

Excerpt saved from the Arctic Shift Reddit archive on 2026-10-23.

Reddit thread · 2025-03

Each row is one report from a GitHub thread, an integration’s docs, or r/homeassistant. Check the date and the linked source before you buy.

In ReReHome

Once Home Assistant’s HomeKit Bridge shares it, this device reaches Apple Home as a HomeKit accessory behind your Home Assistant bridge, so ReReHome shows and controls it like any other.

Identifiers

BrandMitsubishi
CategoryAir Conditioners and Heaters