For high-draw systems involving multiple large solenoids

For immersion applications

the 100166242 pressure switch provides the reliable electrical contact closure needed to prevent hazardous operation

Key Benefits Enhanced Control Precision: Facilitates accurate high-limit sensing and thermal management during the heating cycle

Standard 24V Control: Engineered for easy integration with standard thermostat circuits and low-voltage control systems

Resideo FV183 Air Vent 340155-7026 For high-draw systems involving multipleThe Resideo FV183 GoldTop Air Vent is a professional grade solution for managing air accumulation in hydronic heating and cooling systems. Engineered with a 3 4" MNPT connection, this automatic air vent replaces the legacy 0590723 model, ensuring a seamless drop in fit for existing piping. Featuring a patented fulcrum design, the GoldTop air vent provides a venting rate three to four times faster than standard valves, making it ideal for systems with