Key Benefits Precision Calibration: Factory-set 610 PSI cutout and 420 PSI cut-in for accurate high-pressure protection

Designed with a 60 PSI Open / 90 PSI Cutout configuration

Using this on a single-stage unit may result in open circuits or incompatible terminal block connections

an ACC0410 Add-A-Wire accessory can be utilized

Dry-Fire Protection: Integrated fusing helps prevent element burnout in the event of accidental dry-firing during tank maintenance

Utica-Dunkirk 29662 Limit Switch R-448A Key Benefits Precision Calibration: Factory-setWhen you're out in the field servicing a residential boiler or furnace, having a reliable Utica Dunkirk 29662 Limit Switch on the truck is essential for ensuring system safety and preventing heat exchanger damage. This L160 20F limit switch is a high performance, 3 4 inch bimetal disc control designed specifically for HVAC equipment repair. It functions as a critical safety device that opens the circuit on a temperature rise at 160F and automatically