Sonoff DS18B20 Sensor (RJ11 connector)


In stock


Sonoff DS18B20 Sensor (RJ11 connector) – This waterproof temperature sensor works with the Sonoff TH Elite 16Amp Smart Switch. It is fitted with a RJ11 connector.

This sensor would be suited to monitoring temperatures in a germination and cloning environment or to measure the temperatures of nutrient solutions inside water reservoirs.

The sensor can be extended up to 60m with the new RL560 extension cable with the RJ11 connector type.

Sonoff DS18B20 Sensor (RJ11 connector) Features:

  • Wider Measuring Range – Measuring range from -55℃ to +125℃ to enable use in a wider scope of applications
  • Easy to install
  • Super-durability & Long-lifespan – The stainless steel probe is water-resistant, anti-corrosion and rust-proof and can be used in a high moisture environment


  • Type: Waterproof temperature sensor
  • Probe: Stainless steel temperature probe
  • Temperature Measuring range: -55℃~+125℃
  • Power Supply: 3.0-5.5V
  • Weight: 26g
  • Length: 50cm
  • Jack Type: RJ11, 2.5mm Audio Jack