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Independent Setpoints: Features a dedicated potentiometer allowing for a specific setpoint adjustment that is entirely independent of the main control module
The Maxitrol R500S-3/4 is a professional-grade gas appliance pressure regulator engineered for high-performance control in light industrial and commercial heating systems
or Payne models as a direct OEM replacement
making it suitable for managing inductive and resistive loads up to 120V
Nordyne 664346R TXV Valve 321894-709 Independent Setpoints: Features a dedicatedThe Nordyne 664346R TXV Valve is a technical grade OEM thermal expansion valve designed for precision metering in 4 ton R410A outdoor HVAC systems. As the direct engineering replacement for the legacy 664346, this N Series valve provides critical modulation of refrigerant flow to maintain targeted evaporator superheat. In high demand residential and commercial applications, the 664346R (also cataloged as AC Pro 47953) effectively balances system