and PFG series boilers

maintaining the same form factor and electrical specifications for a drop-in furnace pressure switch replacement

and 70 water feeders and LWCO units

For technicians servicing reach-in coolers or ice machines

it is fully compatible with modern high-pressure refrigerants including R-410A

Aaon P91340 Limit Switch Els PW 17895 and PFG series boilersThe Aaon P91340 Limit Switch is a mission critical safety component designed for precise thermal regulation within high performance HVAC systems. This 190 220F auto limit switch features a 7 1 8 inch insertion depth, ensuring accurate sensing of heat exchanger or supply air temperatures. Engineered for Aaon rooftop units and air handlers, the P91340 functions as an automatic reset safety device that opens the electrical circuit when temperatures