the Trane VAL7450 is the valve body assembly only
this brass backflow preventer is a standard choice for HVAC contractors managing hydronic heating systems and small-scale supply lines
you must verify the specific casing diameter as those frames often require different gasket dimensions
High close-off models like the AH13B020 are designated by the 'H' in the prefix and are specifically rated for higher differential pressures (up to 75 psi depending on CV) compared to the standard AG series
you must verify the specific part number as those often require silicone or high-temp variants
Danfoss 060-121966 Pressure Control Els PW 17895 the Trane VAL7450 is theThe Danfoss 060 121966 KPI35 Pressure Control is an industrial grade electromechanical switch designed for the regulation, monitoring, and alarm signaling in liquid and gaseous media systems. Built for durability in commercial HVAC, boiler, and pump applications, this low pressure switch features a SPDT contact system that manages motor starters and solenoid valves with precision. It operates within a pressure range of 0. 2 to 8. 0 bar, utilizing a