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A Leading Manufacturer of Thermocouples, RTD Pt100s, Wire, Connectors and Accessories
Thermocouple Sensors
Leading Supplier of Thermocouples in the U.S.
We manufacture custom thermocouples to your drawing, spec - or even from a photo - often in just a few days. Thousands of sensor assemblies in stock, ready for immediate shipment.
RTD Pt100 Sensors
Trusted Manufacturer of RTD Pt100 Sensors
Our RTD Pt100 sensors are available in custom configurations to match your exact drawing or specification. Whether you need a single probe or a full production run, we offer fast turnaround and next-day delivery from extensive stock held in the US.
Thermocouple Wire
Extensive Stock of Thermocouple & RTD Wire – Ready to Ship
We stock over 9 million feet of thermocouple and RTD wire - single pair and multipair - with or without armor. Available for immediate shipment in PVC, PFA, fiberglass, ceramic fiber, and silicone rubber insulation types.
Thermocouple Connectors
Miniature and Standard Thermocouple Connectors – Fast Shipping
We supply a comprehensive range of miniature and standard thermocouple and RTD connectors - ready to meet the demands of almost any application. Rated up to 1200°F and available from stock with panels, accessories, and fast US shipping.
Temperature Instruments
Precision Temperature Indication and Monitoring Solutions
We supply a wide range of precision temperature instruments designed for industrial environments - including transmitters, panel displays, handheld thermometers, and process controllers. Available from US stock with rapid delivery.
Fittings and Feedthroughs
Reliable Fittings & Feedthroughs for Sensor Installations
We supply high-quality compression fittings in stainless steel, brass, and PTFE, as well as durable feedthroughs designed for high-pressure and high-temperature environments. Engineered for secure, leak-free sensor installations.
Trusted Manufacturer of Temperature Sensors
Since 1973, TC has been a leader in thermocouple and RTD sensor manufacturing - delivering precision, durability, and innovation to engineers and industry professionals across the U.S. and beyond.
Talk to Our Engineers – Fast Quotes, Real Expertise
Not sure which sensor or cable you need?
Speak directly with our experienced engineers for honest, expert advice and fast, accurate quotations. No call centers—just real technical support you can trust.
Custom-Built Sensors or Same-Day Shipping
Whether you need custom thermocouples built to your exact spec, or off-the-shelf sensors, wire, and connectors—we offer fast turnaround, competitive pricing, and zero compromise on quality.
Certified Quality & Accredited Calibration
We’re ISO 9001 certified, and our world-class calibration lab offers UKAS-accredited calibration under ILAC MRA. Trusted by engineers and auditors worldwide for over 50 years.
Committed to Your Success
With deep technical expertise, responsive service, and decades of proven performance, we’re here to help you deliver with confidence - on time, every time.
Global Reach. Local Support.
Serving the U.S. locally with dedicated stock and support, and backed by our manufacturing and distribution hubs across the UK, Europe, and Australia - we deliver wherever and whenever you need us.