THERMISTORS AND THERMOSTATS FROM THE UK MARKET LEADERS
ATC Semitec is the UK’s leading distributor of thermal components working with world leading innovative suppliers in the NTC thermistor and thermostat industry, supporting engineers across a wide range of industries with their NPD or product upgrades

Welcome to ATC Semitec
With over 20 years’ experience in the thermal controls industry, and with ISO 9001:2015 accreditation you can feel confident that you are working with a team of engineers with extensive product and market knowledge. We work with you to help design in the most suitable temperature sensor or safety component for your industrial or domestic product application.
About Us
ATC Semitec offer an extensive range of innovative thermal products which are used across a wide range of products and market sectors. Using a combination of our technical expertise and comprehensive product ranges from our world leading manufacturers, we can find you the optimal solution to your temperature sensor and thermal safety requirements. Our ranges include – Semitec’s NTC thermistors and thermistor sensors provide high accuracy temperature sensing and control for electronic and programmable thermostats. PEPI thermal cut-outs and Asahi thermostats offer cost-effective temperature control or over temperature protection whereas Matsuo’s long-life precision thermostats bridge the gap between electronic temperature controllers and simple mechanical thermostats. Reliable circuit protection is provided by NEC Sefuse thermal fuses, TKS PTC Thermistors and Semifuse PTC fuses. Constant current is supplied via Semitec CRD current limiting diodes and current surges controlled by SCK inrush current limiters. Voltage spikes and surges are suppressed by TVR series varistors. And within the HVAC market, Campini adjustable thermostats provide accurate room temperature control and TKS humidity sensors can help provide a comfortable environment.
Latest News
See us at Compamed 2019
November 15, 2019
Visit the Semitec stand at Compamed this year at Hall 8A Stand E11, and see some exciting new product launches […]

Successful Multi-Purpose IP67 Temperature Sensor
September 25, 2019
ATC Semitec’s AT-11 temperature sensor, offers the best accuracy/cost/quality ratio available in the industry. Highly versatile, they are widely used […]

Smaller, Faster, More Responsive
August 9, 2018
ATC Semitec’s robust glass-bead NT-4 series of thermistors have very high heat resistance and are highly sensitive, making them ideal […]