National Supply provides a vast array of controls, from temperature, pressure, lube oil, and defrost controls for Residential / Commercial / Industrial applications. We provide controls from the majority of the major manufactures, including OEM sourcing. We can source traditional thermostats, pneumatic heating controls, pressure, lube oil failure, defrost controls, and time clocks for refrigeration including Ammonia systems.
- Easy-access battery replacement
- Built-in instructions
- Largest display in its class
- Up to 2H/2C – conventional and heat pump
- 5-Year warranty