YTHM5421R1010/U Inactivate done quicker - which adds

done quicker - which adds up to more profits for you

Your customers will appreciate the backlit digital display and the reliable basic operation of the slide switch to select heat

Simple Circulation with a 3-Speed Circulator Pump: The PC3F In-Line Wet Rotor Circulator Pump from Resideo with universal flange is designed for applications in closed-loop hydronic heating and cooling systems

Conduit or Panel

Copper and Stainless steel well assemblies for use with Aquastat sensors

YTHM5421R1010/U Inactivate done quicker - which addsEquipment Interface Module Kit with 2 Duct Sensors. Controls up to 4 stages of heat and 2 stages of cool in a heat pump system and up to 3 stages of heat and 2 stages of cool in a conventional system.