Temperature Controls

Temperature Controllers

Whether bimetallic thermostats or advanced multi-loop, PID controllers, optimal Performance of the heating process occurs when the appropriate control package is installed to control and monitor the elements. A complete range of thermocouples, RTDs, SCR’s and components is also available.

Switchgear

Craig & Derricott delivers reliable, safe, and versatile switchgear solutions built to perform in the toughest industrial and commercial environments. From plastic enclosed isolators designed for easy installation, to fire-rated enclosures protecting systems in extreme conditions, every product is engineered for durability, compliance, and safety. Our die-cast aluminium, stainless steel, and GRP enclosures ensure protection against dust, moisture, impact, and chemicals—meeting global standards in hygiene-critical industries, heavy-duty manufacturing, and hazardous zones.

HMI Controllers

Whether bimetallic thermostats or advanced multi-loop, PID controllers, optimal Performance of the heating process occurs when the appropriate control package is installed to control and monitor the elements. A complete range of thermocouples, RTDs, SCR’s and components is also available.

Thermostat

Temperature Sensor

Solid State Relay

In modern industrial heating systems, reliable power control is just as important as the heating element itself. Whether you're operating a circulation heater, tubular heater, immersion heater, radiant heater, oven, furnace, or process heater, the way power is switched to the load has a direct impact on temperature stability, heater lifespan, maintenance costs, and overall process efficiency. A Solid State Relay (SSR) has become the preferred switching solution for many industrial heating applications because it provides fast, precise, and reliable control without the drawbacks associated with traditional mechanical contactors. Unlike electromechanical switching devices that rely on moving contacts, SSRs use semiconductor technology to switch electrical loads cleanly and consistently. The result is smoother temperature control, reduced thermal stress on heating elements, lower maintenance requirements, and improved process performance. Industry testing demonstrated that faster switching technologies significantly reduce thermal excursion and can dramatically improve heater life compared to conventional switching methods.