Resideo L4006A1959 Aquastat Controller 320788-702 ensuring the expansion device functions

ensuring the expansion device functions correctly and prevents evaporator coil freeze-ups

It is widely used as a replacement fan motor for bathroom exhaust units

As a critical component for Lennox furnace repair

which effectively prevents liquid slugging and protects the compressor from premature failure during high-load cycles

Common Questions What is the difference between the Spence E and E2 main valves

Resideo L4006A1959 Aquastat Controller 320788-702 ensuring the expansion device functionsThe Resideo L4006A1959 Aquastat Controller is a high performance immersion type device designed for the professional regulation of liquid temperatures in commercial boilers, storage tanks, and various hydronic heating systems. Engineered with a totally enclosed Micro Switch snap acting mechanism, this controller ensures reliable liquid temperature regulation within an operating range of 40F to 180F. The SPST contacts are configured to break on