Utica-Dunkirk 28688 Switch 320788-702 The quick-change cartridge valve allows

The quick-change cartridge valve allows for streamlined maintenance without breaking pipe connections

Efficient Staging: The industrial-grade sequencer ensures elements engage and disengage reliably to maintain comfort without power spikes

Industrial Grading: Constructed for high-cycle environments typical of commercial A

Common indicators include the inducer motor running without ignition

Utica-Dunkirk 28688 Switch 320788-702 The quick-change cartridge valve allowsThe Utica Dunkirk 28688 Switch is a high limit safety control engineered for precise thermal regulation in hydronic systems and gas fired boilers. This LMT 3"INSRT L170Deg component features a fixed 170 degree Fahrenheit trip point, serving as a critical safeguard to prevent heat exchanger overheating. Designed for seamless integration into ECR International brands like Utica Boiler and Dunkirk Heating, this switch utilizes a 3 inch insertion probe