K Type Thermocouple

K Type Thermocouple Temperature Sensor provides reliable high‑temperature measurement for fabrication tools, heating systems, and experimental electronics. This stainless‑steel probe uses the widely adopted K‑type thermocouple standard, enabling accurate readings across a broad 0–800 °C range while maintaining strong resistance to mechanical stress and harsh thermal environments. Commonly integrated in desktop fabrication equipment such as 3D printers, the compact temperature probe connects easily to microcontroller platforms including Arduino when paired with a thermocouple amplifier IC. Durable construction and simple two‑wire output make this industrial temperature sensing element suitable for rapid prototyping, laboratory setups, and embedded monitoring systems.

Wide High‑Temperature Measurement Range

This industrial thermocouple probe measures temperatures from 0 °C up to 800 °C, supporting demanding thermal monitoring tasks that exceed the capability of many common digital sensors. The K‑type sensing junction provides stable thermoelectric output and maintains ±2 °C accuracy under typical operating conditions. Such characteristics make the temperature sensing element suitable for extrusion systems, heated build plates, furnaces, and other high‑temperature experimental setups.

Durable Stainless‑Steel Probe Construction

A stainless‑steel sheath protects the sensing junction from mechanical wear, oxidation, and environmental contamination. The slim 3 mm × 25 mm probe profile allows convenient insertion into heating blocks, metal chambers, or industrial equipment where precise thermal contact is required. Robust materials enable reliable performance in continuous heating environments frequently encountered in fabrication machinery and laboratory instrumentation.

Simple Interface for Embedded Electronics

This analog thermocouple sensor produces a small thermoelectric voltage proportional to temperature, enabling flexible integration with external signal‑conditioning circuits. Pairing the probe with amplifier ICs such as AD595 allows microcontrollers, robotics controllers, and embedded monitoring systems to interpret accurate temperature readings. Additional background information about thermocouple measurement principles can be found at Thermocouple Principle Wiki.

Typical uses include thermal monitoring in 3D printers, heating equipment, experimental reactors, and industrial control projects. The compact thermocouple probe also serves as a practical sensing component for prototyping platforms, embedded automation systems, and STEM laboratory experiments requiring stable high‑temperature feedback.

• K‑type thermocouple probe for high‑temperature sensing
• Wide measurement range from 0 °C to 800 °C
• Accuracy of ±2 °C under typical operating conditions
• Durable stainless‑steel protective sheath
• Compact probe size suitable for heating blocks and machinery
• Compatible with thermocouple amplifier ICs for microcontroller integration

• Measure Temperature: 0-800°C
• Accuracy: ±2°C
• Cable Color Code: Red (+), Blue(-)
• Cable Length: 125mm (4.92")
• Material: Stainless
• Dimensions: 3mm X 25mm (0.11x0.98")

• K Type Thermocouple ×1

• 3D printer hotend and heated bed temperature monitoring
• Industrial heating and furnace temperature measurement
• Laboratory thermal experiments
• Embedded temperature monitoring systems
• STEM education and prototyping projects