Best Temperature Probes & Sensors of 2025

The YoLink Weatherproof Fluid, Air, Surface Extreme High/Low Temperature Sensor is a versatile device that can monitor various temperature readings in a range of applications, such as pool/hot tub water, livestock water trough, and HVAC management. Installation is easy and quick, and the sensor can be placed anywhere. You can receive real-time notifications for off-normal conditions via SMS, push notifications, email, siren and/or SpeakerHub audible notifications. The device doesn't require WiFi and utilizes a unique wireless format that offers a 1/4 mile open-air wireless range and superior obstruction penetration. A YoLink hub is required for full functionality and is compatible with a growing family of smart products for home and business.

The Xiltek Probe Set ensures your refrigeration units maintain safe food temperatures, giving you peace of mind. Each probe measures an impressive 119 inches, allowing for flexible connections between different points in your setup. The probes are compatible with major thermostat brands like Dixell and Carel, making them versatile for various commercial refrigeration systems. This set includes one blue room probe and one black evaporator probe, both designed for easy installation and efficient monitoring. With Xiltek's technician-ready probes, you can trust that your equipment will operate reliably.

This product is a pack of 5 DS18B20 Temperature Sensor Cables with Probes. The wiring requires red for VCC, yellow for data, and black for GND. It has a temperature range of -55℃~+125℃ and requires a power supply of 3.0V~5.5V. Using a 4.7K resistor between the Data and VCC will make testing the probe easier.

DROK Temp Sensor Probe is equipped with advanced technology using a sensitive NTC thermistor and PVC wire for remote temperature measuring. It has a wide measuring range of -25°c to 125°c, a stainless steel waterproof housing, and is suitable for various applications like air conditioners and refrigerators. The applicable voltage range is 3-5V, and the current range is 0-10 mA. With this probe, you can easily monitor and control temperatures in different settings, ensuring efficiency and convenience in your daily tasks.

The TEMPIQ Sensor is designed for various uses, whether you need to monitor the temperature in your home, an AirBnb, or even an RV. You can set it up easily without any subscriptions or personal data requirements, making it hassle-free. With real-time alerts, you'll receive notifications via text or email if there are any changes in temperature or humidity, ensuring you can react promptly. Plus, it connects reliably to WiFi and will automatically reconnect if there are any interruptions. This convenient device is proudly made in the USA, supporting local business while providing you with peace of mind.

BlueStars Thermocouple Probe offers highly accurate temperature measurements in 5 seconds, ensuring precise readings for various applications. Its premium Teflon insulation layer provides durability and resilience against environmental elements. Compatible with Fluke and other multimeters, it fits tasks in air and gas measurements. The 100% Lifetime Warranty ensures customer satisfaction, allowing for replacements or refunds without hassle.

The TWTADE Temperature Sensor offers a reliable solution for measuring temperatures between -25°C to 125°C. Its three-meter long cable provides flexibility, allowing you to reach various locations effortlessly. The stainless steel housing ensures durability and protection, making it suitable for diverse applications such as air conditioners, refrigerators, and drying boxes. With a guarantee of 100% brand-new products for two years, you can feel confident in your purchase. If any quality issues arise, the company offers free replacements, ensuring your satisfaction and peace of mind.

The Honeywell TR21 Sensor offers versatile temperature control for your space. With user-selectable dials, you can easily adjust the temperature settings in Fahrenheit, Celsius, or relative scales, ensuring comfort tailored to your preference. The sensor also features an occupied/unoccupied override, allowing you to bypass settings with a simple LED indication, which is perfect for energy savings when a room is not in use. Additionally, you can choose between a 3-position or 5-position fan switch, giving you control over airflow speed for optimal climate management. These features make it easier for you to maintain a comfortable environment with minimal effort.

The LMQHZDK Temperature Probe Set includes two sensors designed for commercial refrigerators and freezers, featuring black and blue options. These probes are compatible with major thermostat brands, ensuring versatility for your equipment. Constructed with premium materials, they are built to endure the demanding conditions of commercial settings, helping you maintain food-safe temperatures reliably. With a commitment to quality, this set comes with a 24-month warranty, allowing you to purchase with confidence. You can trust these rugged probes to keep your refrigeration systems operating efficiently.

The Jaybva Temperature Sensor is a reliable and waterproof K type thermocouple designed for accurate temperature measurements. With a temperature range of 0 to 500℃, it offers excellent precision, ensuring you get reliable readings for your projects. Made from rustproof stainless steel, this sensor is durable and ideal for various environments. The 2-meter long insulated lead wire is made of high-quality shielded glass fiber, capable of withstanding temperatures up to 600℃, providing flexibility and safety in high-temperature applications. This sensor is compatible with Inkbird MYPIN PID controllers, making it a versatile choice for your temperature control needs.