this normally closed disc-style switch is engineered to open the electrical circuit when internal plenum temperatures reach 300°F

It is widely used in Goodman GMT

it provides the necessary flexibility and tensile strength to withstand fluctuating upstream pressures without compromising the seal

manifold pressure

or M copper

Rheem-Ruud 62-21609-05 Pilot Orifice this normally closed disc-style switchThe Rheem Ruud 62 21609 05 Pilot Orifice is a critical component for maintaining precise combustion parameters in LP gas furnaces and heating systems. Designed specifically for Liquid Propane conversion or maintenance, this direct replacement pilot orifice ensures a stable pilot flame, preventing nuisance lockouts and ensuring reliable ignition sequences. As an OEM HVAC part, it meets strict tolerances required for safety and efficiency in Rheem