The Sonoff DS18B20 is a high-accuracy digital temperature sensor designed for smart home environments that demand reliable and programmable thermal monitoring. With a wide temperature range and waterproof stainless steel probe, it’s ideal for indoor and outdoor applications such as aquariums, terrariums, greenhouses, server rooms, and HVAC systems.
Compatible with Sonoff TH10 and TH16 smart switches, the DS18B20 enables intelligent automation through the eWeLink app, allowing users to trigger devices based on real-time temperature thresholds.
Key Specifications
- Temperature Range: -55°C to +125°C
- Accuracy: ±0.5°C
- Resolution: Programmable from 9-bit to 12-bit
- Communication Protocol: 1-Wire
- Operating Voltage: 3V to 5V
- Unique 64-bit Address: Supports multiple sensors on the same bus
- Waterproof Probe: Stainless steel casing for durability and outdoor use
Smart Integration & Automation
- Compatible Devices:
- Sonoff TH10 Smart Switch
- Sonoff TH16 Smart Switch
- Automation Scenarios:
- Activate heating or cooling systems when temperature crosses set limits
- Send alerts for extreme temperature changes
- Monitor and control temperature-sensitive environments remotely
- App Control:
- Use the eWeLink app to view real-time temperature data
- Create smart scenes and schedules based on sensor readings
Use Cases
- Aquariums & Terrariums: Maintain optimal conditions for aquatic or reptile life
- Server Rooms: Prevent overheating and ensure equipment longevity
- Greenhouses: Automate fans, heaters, or irrigation based on temperature
- Home HVAC Systems: Trigger air conditioning or heating automatically
- Outdoor Monitoring: Weatherproof design allows placement in gardens, patios, or garages
Why Choose the Sonoff DS18B20 Sensor?
The Sonoff DS18B20 offers precise, programmable temperature monitoring with seamless smart home integration. Its waterproof build, wide compatibility, and automation-ready features make it a must-have for anyone looking to enhance their smart home with environmental control.
Monitor smarter. Automate better. Stay in control with Sonoff.
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