DS18B20 Waterproof Temperature Sensor Probe w/ 1.8m Cable - 1-Wire Digital Interface
The DS18B20 Waterproof Temperature Sensor is a digital probe with a stainless steel housing, designed for reliable temperature measurement in wet or harsh environments. It communicates via the 1-Wire protocol and is compatible with Arduino, Raspberry Pi, and other 3.3V/5V microcontrollers.
Features
- Digital 1-Wire interface for simple connection to a single microcontroller pin.
- Stainless steel waterproof probe for durable use in liquids, soil, or outdoor conditions.
- Wide operating range from -55°C to +125°C with ±0.5°C accuracy.
- Unique 64-bit serial address allows multiple sensors on a single data bus.
- Includes a 1.8-meter cable for flexible installation.
Out of stock
The DS18B20 is a programmable digital temperature sensor utilizing a 1-Wire communication protocol, which minimizes wiring by requiring only a single data line plus power and ground. Its hermetically sealed stainless steel probe provides an IP68-equivalent waterproof rating, protecting the internal silicon sensing element from moisture, condensation, and corrosion, making it suitable for submersion and outdoor applications.
The sensor delivers 9 to 12-bit selectable resolution, allowing users to balance measurement precision against conversion time. Each device is factory-lasered with a unique 64-bit ROM code, enabling precise addressing and the connection of multiple sensors on a shared bus for distributed temperature monitoring systems in HVAC, aquaculture, or industrial process control.
Additional Information
| Weight | 0.045 kg |
|---|---|
| Dimensions | 9 × 11 × 3 cm |













