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Home Assistant TestFlight
Nilan

Nilan CTS602 earth tube preheater

Air Conditioners and Heaters · Climate

RequestedLocal

1 report: 1 asks for support.

Reported with 1 integration: Nilan.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
NilanRequested LocalEarth tube support PR open
Saved copy
Summary Adds support for monitoring and controlling an earth tube preheater (puits canadien) connected to a Nilan CTS602 unit (device type 28). - `get_t17_preheater_temperature`, temperature sensor (T17) for the earth tube inlet, mapped to `sensor` entity (already existed in `device.py`, now wired through `device_map` and `sensor`) - `get_preheat_fan_speed`, actual fan speed readback from register `output_pre_heat_cap`, exposed as a `sensor` (%) - `get_preheat_cap` / `set_preheat_cap`, fan capacity setpoint 0–100%, exposed as a `number` slider All entities are scoped to `supported_devices: …

Excerpt saved from GitHub on 2026-10-23.

PR #216 · 2026-05

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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

BrandNilan
ModelCTS602
CategoryAir Conditioners and Heaters