Skip to content
Home Assistant TestFlight
Maxim

DS18B20 temperature sensor

Sensors · Security

WorksLocal

1 report: 1 says it works.

Reported with 1 integration: 1-Wire.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
1-WireWorks LocalSupported with configuration options
Saved copy
Supported devices: 05: DS2405 addressable switch; 10: DS18S20 temperature sensor; 12: DS2406 dual addressable switch, also used in the TAI-8570 pressure sensor; 1D: DS2423 dual counter; 1F: DS2409 coupler for bus branching, which creates a device without entities; 20: DS2450 quad analog-to-digital converter; 22: DS1822 temperature sensor; 26 and A6: DS2438 smart battery monitor, often used as a multisensor; 28: DS18B20 temperature sensor; 29: DS2408 8-channel addressable switch; 30: DS2760 battery monitor, often used with a type K thermocouple; 3A: DS2413 dual-channel addressable switch; 3B: …

Excerpt saved from home-assistant.io on 2026-10-23.

Docs

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

BrandMaxim
ModelDS18B20
CategorySensors