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SONOFF

Sonoff 4CHPROR3 flashed with Tasmota

Other · And More

WorksLocal

1 report: 1 says it works.

Reported with 1 integration: Tasmota.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
TasmotaWorks LocalUsed as relay for thermostat with SNZB temperature sensors
Saved copy
That's what I ended up doing: a couple of SONOFF SNZB temperature sensors, and a SONOFF 4CHPROR3 which I flashed with tasmota, then wired in as a relay which can close the thermostat switch. (The old mercury thermostat is still wired in parallel as a backup in case of problems.) Configured these in homeassistant as a generic\_thermostat "climate".

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

Reddit comment · 2023-06

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

BrandSONOFF
Model4CHPROR3
CategoryOther