Profile: Temco Controls Ltd. is a manufacturer of low cost control systems and end devices for Heating, Ventilating and Air Conditioning (HVAC) applications. We cater to a range of HVAC sensors, relays, valves and thermostats. Our T3000 energy management control system is an easy to use control system for HVAC applications. The system provides increased comfort levels, optimized energy usage, and improved owner/user control. We also design and install building automation systems.