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XTA-W5R26-TJ
Extreme Temperature Exotic Thermocouple Probes w/Lead Wire
Models In Stock
XTA-W5R26-TJ
From
$
153.07
Models In Stock

Product Overview
- Cable Length 72 in
- Calibration Temperature, Min 0 °C
- Color Code Standard ANSI
- Electrical Connection Stripped Leads
- Insulation Fiberglass
- Junction Type Ungrounded
- Number of Connectors N/A
- Operating Temperature, Min 0 °C
- Probe Type Extreme Temperature Exotic Probes
- Process Temperature, Min 0 °C
- Sheath Material Temperature, Min 0 °C
- Temperature Sensor Type Thermocouple
The Omega XTA-W5R26-TJ is a high-end exotic thermocouple probe designed for extreme temperature measurement up to 2315 °C (4200 °F) with durability and precision. This robust unit features lead wires that allow flexible installation options while maintaining accuracy in harsh conditions. It’s ideal for engineers and technicians who need reliable readings at ultra-high temperatures that standard probes can’t withstand. What makes these probes stand out is its use of tungsten-rhenium or platinum-rhodium elements, combined with high-performance sheath and insulation materials like tantalum, molybdenum, hafnia, magnesia, or alumina.
Based on the exotic alloy probe selected, the probe is suited for use in oxidizing, reducing, inert, or vacuum atmospheres, making it a go-to choice in industries such as aerospace, research furnaces, and advanced materials processing. The ungrounded junction and fiberglass lead wire with stripped connections offer both safety and simplicity in integration, reducing noise and protecting against damage.
Backed by the Omega name, this thermocouple probe delivers trusted performance, precise data, and long life—even under demanding thermal cycling. Whether measuring in kilns, metal treatment furnaces, or high-temperature reaction chambers, the XTA-W5R26-TJ provides a reliable solution for extreme environments.
PDFs & Manuals
Show Ratings & Reviews
Hello, What is constraining the minimum temperature. Has the probe just not been tested below 0degC
Thank you for your inquiry. The thermocouples we make are generally made with SLE Thermocouple Wire. Special Limits Of Error Wire (SLE) made products are only spec’d out for temperatures above 32°F (0°C). So anything below 32°F (0°C) does not comply with the SLE specification and we do not put the Process Measurement Range below 0°C. Does this mean that measuring below 0°C is not possible? No. It just means that the accuracy is no longer linear below 0°C.
Date published: 2023-10-30
I am looking into S-type thermocouple (XMO-P10R-U-062-40-A-RP-4). Planning to use it to measure temperatures of approx. 1400C. The environment would be air mixed with methane. Can we use it in that environment? Do we have to replace air with Nitrogen?
Hi Damir23,
Thank you for the inquiry, The XMO sheath is rated for inert, vacuum, and reducing environment. Also, no exposure to chambers using graphite or carbon compounds. You would need to purge the environment and ensure no graphite or carbon present.
Best regards
OMEGA
Date published: 2023-12-24
I am evaluating your "Very High Temperature Exotic Thermocouple Probes". Right now, Im looking at a type "R"', such a XMO-P13R-U-125-30-A-RP-24. Where can I find a suitable handheld electronic thermometer that you can connect this type of thermocouple?
There are many handheld meters/data loggers to choose and you can search the website or call the Temperature Engineering group for guidance.
Date published: 2020-07-13