It requires a standard 24VAC transformer typical of residential HVAC control circuits and will not function on high-voltage lines

this unit features dual snap-acting SPDT switches to ensure precise boiler water level control and reliable low-water protection

The Honeywell C7400A2001 is a professional-grade solid state enthalpy sensor designed for integration with economizer logic modules to optimize outdoor air intake based on total heat content

this sensor includes the attached mounting flange

Common Technician Questions Is the Spirax-Sarco TD52 susceptible to air binding

Carrier 42QHNA2013BCH-R Blower Wheel 323080-701 It requires a standard 24VACCarrier 42QHNA2013BCH R Left Blower Wheel Notes Item is Non Cancelable Non Returnable