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Miller Type K Thermocouple Wire 500ft Spool

$2,403.81/ea $1,468.36/1 per ea only $1,468.36/eaSave 39%

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OVERVIEW

Miller 194999 Type K Thermocouple Wire – 500 Ft Roll

Achieve total control over your heating processes with the Miller 194999 Wire, Thermocouple Type K. For professional welders and fabricators, temperature is more than just a number—it is a critical variable that determines the success or failure of a weld. This 500-foot roll of premium thermocouple wire is designed to provide accurate, real-time temperature feedback for pre-heating and stress-relieving applications, ensuring your work meets the toughest welding codes and quality standards.

When working with high-strength steels or critical alloys, maintaining the correct thermal cycle is non-negotiable. The Miller 194999 Type K wire is the trusted choice for connecting your workpiece to temperature recorders and induction heating power sources. Its Type K calibration is the most widely used in the welding industry, offering a reliable reading across a broad temperature spectrum. By purchasing in a bulk 500-foot roll, you gain the freedom to fabricate thermocouple extensions to the exact length needed for your specific setup, whether the joint is at a workbench or high up on a column.

Built for the Job Site

Miller Electric is known for building equipment that withstands the rigors of industrial environments, and their accessories are no exception. This thermocouple wire features durable insulation capable of surviving the rough handling typical of a busy job site. It is an ideal companion for the Miller ProHeat 35 induction heating system, allowing for precise closed-loop temperature control that automatically adjusts power output based on the feedback from the workpiece.

Don't compromise your quality assurance with inferior sensors. Using genuine Miller OEM thermocouple wire ensures that your temperature logs are accurate and defensible. Whether you are performing code work for ASME pressure vessels or API pipelines, having reliable temperature data is essential. Stock up with this 500-foot roll and ensure your team is always ready to tackle heat-treated projects with precision and efficiency.

  • Custom Sizing: Cut exactly what you need, minimizing waste on the job.
  • High Accuracy: Reliable Type K sensing for critical heat treatment cycles.
  • Seamless Integration: Works perfectly with Miller heating equipment and standard recorders.
Additional Information
Brand:Miller
Packaging Description:1 Per Ea
Product Type:Thermocouple Wire
Thermocouple Type:Type K
Length:500 ft
Format:Roll

INCLUDED

  • 1 x 500 Ft Roll of Type K Thermocouple Wire

APPLICATIONS

  • Pre-heating of heavy plate and pipe
  • Post-weld heat treatment (PWHT) and stress relieving
  • Temperature monitoring for code-compliant welding
  • Induction heating system feedback loops
  • General industrial temperature data logging

FAQ

The Miller 194999 comes as a continuous roll of 500 feet (approximately 152 meters).

This is a Type K thermocouple wire, which is the standard Chromel-Alumel type used widely in industrial heating applications.

Yes, this Type K thermocouple wire is designed to be compatible with Miller ProHeat induction heating systems and other standard temperature recording devices.

The wire ends are typically stripped and spot-welded directly to the workpiece using a capacitance discharge (CD) welder, or attached using mechanical clips or putty depending on the application requirements.

While the wire itself is durable, the tip that is welded to the workpiece is usually consumed. The remaining length can often be reused if the insulation is intact, but for critical code work, fresh wire is often used to ensure accuracy.

Type K thermocouples generally measure temperatures ranging from approximately -328°F to 2282°F (-200°C to 1250°C), covering the vast majority of welding pre-heat and PWHT requirements.

No, this is a bulk spool of wire. Connectors (such as standard mini-plugs) must be purchased separately and installed by the user if required for their specific equipment.

Buying a 500 ft roll is generally more cost-effective and allows you to cut custom lengths to suit specific project geometries, reducing waste compared to fixed-length assemblies.
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