About TC

TC Ltd is a UK-based manufacturer and supplier of high-quality Thermocouples, RTD Sensors, Thermocouple Cable, and Thermocouple Connectors , plus a full range of associated instrumentation and temperature transmitters. With over 50 years of experience in temperature measurement, we provide standard and custom-engineered solutions for industries across the UK, Europe and more than 80 countries worldwide.

Our UK facilities also offer specialised services including UKAS calibration, ATEX and IECEx certification, temperature sensor repair and recycling, metallurgical testing, dye penetration inspection, pressure testing, X-rays, and magnetic particle inspection.

Who We Are

Founded in 1973, we have grown into one of the UK’s most trusted names in temperature measurement technology. Our expertise spans decades of design, manufacturing, and calibration, making us a go-to partner for engineers and technical teams in a wide range of industries.

Our in-house capabilities include:

• Thermocouple manufacturing – from standard probes to complex custom assemblies.
• RTD resistance thermometer production – delivering precision temperature sensing for demanding environments.
• Thermocouple cable production – available in a variety of conductor types, insulation materials, and constructions.
• Thermocouple connectors and accessories – for reliable system integration.
• Instrumentation and transmitters – for accurate signal conversion, monitoring, and control.

What We Do

We specialise in providing temperature measurement solutions that meet the needs of industries including:

• Aerospace and automotive engineering
• Energy generation and distribution
• Food processing and pharmaceuticals
• Scientific research and laboratory testing
• Heavy manufacturing and industrial processing

Whether it’s a one-off prototype, a high-volume production run, or a critical replacement sensor, we ensure every product is manufactured to the highest standards.

Where We Operate

Our head office is in the UK, with production facilities around the world. A network of international offices and stock in Germany, France, Italy, Spain, the USA, Australia, the Netherlands, and Hungary, ensures fast delivery and dedicated support in key markets.

At the same time, we continue to serve customers anywhere in the world. Today our thermocouples, RTD's and related products are trusted in more than 80 countries worldwide, backed by consistent quality, dependable lead times, and responsive technical support.

Why Choose Us

Our customers trust us for:

• Over 50 years of proven expertise in temperature measurement.
• In-house UK manufacturing for quality control and fast turnaround.
• Custom engineering to match exact application requirements.
• ISO 9001 compliant quality systems for accuracy and reliability.
• UKAS accredited calibration laboratory.
• ATEX and IECEx certified products for use in hazardous areas.
• Technical support from experienced engineers before and after purchase.

Certifications & Quality Standards

We operate under rigorous quality assurance systems and supply products in compliance with relevant UK, EU, and international standards, including ISO 9001 and CE requirements. UKAS Calibration and traceability are available as well as ATEX and IECEx certification for products used in hazardous areas.

Our Commitment

We are committed to innovation, reliability, and customer service. Our investment in new manufacturing technologies and materials ensures we can meet the evolving demands of modern industries while maintaining sustainable and environmentally responsible practices.

Get in Touch

Whether you need a replacement thermocouple, a custom-built RTD sensor, or a complete temperature measurement system, our team is ready to help.

Contact us today to discuss your requirements or request a quotation.