This part number (0780336) refers specifically to the bronze valve arm

Cross-Brand Compatibility: Fits various systems from brands including Honeywell

this unit integrates seamlessly into liquid lines where heat pump cycles require filtration in both heating and cooling modes

ideal for outdoor or wash-down environments

long-term mounting in high-static pressure applications

Venstar VST1035 Thermostat Els PW 17895 This part number (0780336) refersThe Venstar VST1035 Thermostat is a professional grade, direct replacement for P474 1035, engineered for reliable control of single stage heating and cooling systems. This "Value Series" digital thermostat is built for compatibility with a broad range of equipment, including gas electric, heat pump, and hydronic systems. It features a versatile 5+2 day programmable schedule (separate weekday weekend routines) to optimize energy efficiency without