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Home Assistant TestFlight
Radio Thermostat

Z-Wave CT101 thermostat

Thermostats · Climate

Mixed reportsApple Home issuesLocal

2 reports: 1 says it works, 1 says it partly works.

Reported with 1 integration: Z-Wave.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
Z-WaveWorks LocalReplaced a Nest thermostat
Saved copy
I spent the last week diving into affordable alternatives to my Nest camera and Nest thermostat. For the thermostat, I went all in with a Z-Wave CT101. To replace the Nest cam, I used and the used cheap Wyze 2 cameras with the beta RTSP firmware. I stream the video to motionEye (where it watches for motion), I then run the motion frames through the HA TensorFlow component, and if there is a person in the shot it notifies me with an image via PushOver. A lot of the backend logic stuff is handled by Node-RED. I wrote a blog post about it here. …

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

Reddit comment · 2019-05
Z-WavePartly works LocalBroken in Home
HomeKit fan doesn't work; invalid fan mode low error
Non-standard capitalised fan modes not supported
Saved copy
The problem I have the CT101 Z-Wave thermostat added through zwavejs2mqtt, and it shows up in Home Assistant with these attributes: [code] The fan modes are "Auto low" and "Low", but HomeKit seems to hard code "low" (lowercase) when setting to 0. I get this error in the log whenever I try to use the HomeKit fan (the HomeKit fan doesn't actually work or even show the correct state, so this just for sake of conversation): `ValueError: Received an invalid fan mode: low` This error happens whether you set the fan to 0% or 100%; I'd expect it to try another fan mode at 100% as opposed to 0%. The …

Excerpt saved from GitHub on 2026-10-23.

Issue #85482 · 2023-01

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

BrandRadio Thermostat
ModelCT101
CategoryThermostats

Also reported as

  • Radio Thermostat CT101