P291-2553R

sensor out-of-range alarms

They are the exact same model

It features a robust bronze body and a reliable thermal element factory-set to discharge at 210°F and 150 PSI

verify the supply voltage (typically 24 VDC) and measure the current loop to confirm the transducer is accurately reporting system pressure

Heil Quaker ICP 34332903 Limit Switch 318423-701 P291-2553RUpgrade your system restoration with the Heil Quaker ICP 34332903 Limit Switch, a precise OEM replacement furnace part engineered for high demand heating applications. This high limit safety switch features a 3 inch probe insertion depth, designed to monitor internal plenum temperatures with industrial accuracy. Operating with a 170 190? F temperature range, it functions as a critical L190 20F limit control, ensuring the blower assembly and heat