making it an ideal drop-in replacement for legacy Erie zone valve bodies

this Trane OEM parts equivalent provides the reliability needed for high-tonnage residential and light commercial applications

OEM kits ensure material compatibility (such as NBR or Viton) and specific spring tensions that are critical for the valve's pressure rating and response time

What is the primary function of a 120V coil relay in a unit heater

2-inch shaft

McDonnell & Miller FS7-4 Switch Els PW 17895 making it an ideal drop-inThe McDonnell & Miller FS7 4 is a heavy duty, industrial liquid flow switch designed for high capacity systems requiring precise monitoring of start stop operations. Engineered with a 1 1 4" NPT connection and a SPDT snap switch, this unit serves as a critical safety interlock for large boilers, chillers, and process cooling applications. It features a maximum operating pressure of 300 PSI and can handle liquid temperatures up to 300F (149C). The Part