K-Type Thermocouple Kiln Probe – Up to 2372°F / 1300°C

Meet the Universal K-Type Thermocouple Block Ceramic Kiln Probe — a heavy-duty temperature sensing probe engineered for high-heat applications including ceramic kilns, furnaces, and industrial temperature controllers. Built from durable Chromel-Nickel (Cr-Ni) alloy, this robust 8-gauge probe delivers accurate readings across an impressive range up to 2372°F (1300°C), making it one of the most capable probes available for serious kiln work.

Designed for versatility, the probe can be used with its included block connector or — by simply removing the connector — wired directly into a wide range of temperature controllers and digital readout units. Whether you're firing ceramics, monitoring a forge, or calibrating industrial equipment, this probe is built to perform reliably in extreme conditions.

Key Features

• Ultra-High Temperature Range: Measures up to 2372°F (1300°C) for demanding kiln and furnace applications
• Cr-Ni Alloy Construction: Chromel-Nickel materials ensure durability, corrosion resistance, and stable long-term readings
• Heavy-Duty 8-Gauge Wire: Thick-gauge wiring provides added robustness for repeated high-heat use
• Universal Compatibility: Standard K-type connector works with virtually all K-type temperature controllers, meters, and data loggers
• Compact 7.5-Inch Probe Length: Ideal for reaching into kilns, ovens, or furnace chambers
• Flexible Connection: Use with the ceramic block connector or remove it to hard-wire directly to a controller
• Easy-Clean Stainless Steel: Low-maintenance surface holds up session after session

Specifications

• Thermocouple Type: K-Type (Chromel-Nickel)
• Maximum Temperature: 2372°F / 1300°C
• Wire Gauge: 8 AWG (heavy duty)
• Probe Length: 7.5 inches
• Connector: Ceramic block (removable for direct controller wiring)

Ideal Uses

• Ceramic and pottery kilns
• Metal forges and foundries
• Industrial furnaces and ovens
• DIY temperature controller builds
• Laboratory and workshop high-heat measurement

For more information on thermocouple standards and temperature measurement best practices, visit the National Institute of Standards and Technology (NIST) Thermometry resources.

Learn more: Thermometer

Frequently Asked Questions

Q: What is a K-Type thermocouple probe and how does it work in a kiln?

A: A K-Type thermocouple is one of the most widely used temperature sensing elements, composed of Chromel and Nickel alloy wires that generate a small voltage proportional to temperature. In kiln applications, the probe is inserted into the kiln chamber and connected to a temperature controller or digital meter, which reads the voltage and converts it to a precise temperature display — up to 2372°F (1300°C) with this probe.

Q: What materials is this thermocouple probe made from?

A: This probe is constructed from Chromel-Nickel (Cr-Ni) alloy, which provides excellent resistance to high-temperature oxidation and ensures stable, accurate readings over extended use. The housing includes stainless steel elements for easy cleaning and long-term durability.

Q: Can this probe be connected to a temperature controller?

A: Yes — the probe includes a ceramic block connector for standard use. By removing the connector, it can also be wired directly into most K-type compatible temperature controllers, digital meters, and data loggers, making it highly versatile for both hobbyist and professional setups.

Q: What gauge wire does this thermocouple use and why does it matter?

A: This probe uses heavy-duty 8-gauge wire. Thicker gauge wire is more durable and better suited for sustained high-temperature environments, reducing the risk of wire degradation over time compared to lighter-gauge alternatives.