DS18B20 Waterproof Temperature Sensor Module
The DS18B20 Waterproof Temperature Sensor Module is a high-precision digital temperature sensor designed for accurate temperature measurement in wet, humid, and harsh environments. Encased in a durable stainless-steel waterproof probe, it is ideal for Arduino, Raspberry Pi, ESP32, NodeMCU, industrial monitoring, aquariums, weather stations, HVAC systems, and IoT projects. The sensor communicates through a simple 1-Wire interface, allowing multiple sensors to be connected using a single microcontroller pin. It offers reliable temperature readings with excellent accuracy and long cable support for remote sensing applications.
Features:
- Waterproof stainless-steel probe for outdoor and liquid temperature monitoring
- Digital 1-Wire communication interface
- Wide temperature measurement range: -55°C to +125°C
- High accuracy: ±0.5°C (from -10°C to +85°C)
- Selectable 9-bit to 12-bit resolution
- Unique 64-bit serial ID for multi-sensor applications
- Supports multiple sensors on a single data line
- Low power consumption
- Compatible with Arduino, Raspberry Pi, ESP8266, ESP32, STM32, and other microcontrollers
Specifications:
- Sensor IC: DS18B20
- Operating Voltage: 3.0V – 5.5V DC
- Temperature Range: -55°C to +125°C
- Accuracy: ±0.5°C (-10°C to +85°C)
- Resolution: 9 to 12 bits (programmable)
- Interface: 1-Wire Digital
- Probe Material: Stainless Steel
- Probe Diameter: Approx. 6mm
- Cable Length: Approx. 1 Meter
- Operating Current: Up to 1mA
Applications:
- Water temperature monitoring
- Aquariums and fish tanks
- Weather stations
- Greenhouse automation
- Industrial process control
- HVAC systems
- Home automation and IoT projects
- Food storage and refrigeration monitoring
Package Includes:
- 1 × DS18B20 Waterproof Temperature Sensor Module