Description ��️ DS18B20 Waterproof Temperature Sensor Probe – 1m / 2m / 3m Stainless Steel Digital Thermal Sensor | AuscomTech The Waterproof DS18B20 Digital Temperature Sensor is a robust, high-accuracy thermal probe designed for reliable temperature monitoring in harsh or moisture-rich environments.Featuring a fully sealed stainless-steel housing, long PVC-jacketed cable, and digital 1-Wire communication, this probe delivers stable readings even over long distances — perfect for HVAC, aquariums, brewing, heating systems, microcontroller projects, industrial monitoring, and IoT applications. Available in 1m, 2m, and now 3m lengths, it’s one of the most versatile waterproof temperature probes on the market. �� Key Features �� Fully Waterproof Stainless Steel Probe Ideal for outdoor, submerged, and high-humidity environments.• Stainless steel tube protects the internal DS18B20 sensor• PVC-jacketed cable for flexibility and moisture resistance• Best performance below 100°C (sensor rated to 125°C) �� Reliable Digital 1-Wire Communication Only one digital pin required—simple, noise-resistant wiring works well over long cable runs.Perfect for Arduino, ESP32, Raspberry Pi, industrial controllers, and IoT hardware. �� Unique 64-Bit ID for Each Sensor Allows multiple DS18B20 sensors on the same data pin, enabling multi-zone monitoring systems. �� High Accuracy & Fast Response • Accuracy: ±0.5°C (-10°C to 85°C)• Full range: -55°C to 125°C• Resolution: Selectable 9–12 bits• Response time: < 750ms �� Technical Specifications Parameter Details Model DS18B20 Waterproof Probe Operating Voltage 3.0V – 5.5V Accuracy ±0.5°C (-10°C to 85°C) Temp Range -55°C to 125°C Resolution 9–12 bits Communication 1-Wire digital Probe Material Stainless Steel Probe Size 6mm × 35mm Cable Diameter 4mm PVC Cable Lengths 1m, 2m, 3m �� Wiring (Standard Colours) Red → VCC Black → GND Yellow / Blue → DATA A 4.7k pull-up resistor may be required on the DATA line depending on your microcontroller setup. �� Popular Applications HVAC & environmental monitoring Home automation & IoT projects Brewing, fermentation, aquariums Water, oil, and soil temperature measurement Weather stations Industrial equipment monitoring Multi-zone temperature sensing using shared bus Arduino / ESP32 / Raspberry Pi projects �� Package Includes 1 × Waterproof DS18B20 Digital Temperature Sensor Probe(Choose cable length: 1m / 2m / 3m)