the 100109298 is specifically orifice-calibrated for propane (LP) gas

How does this compare to the 059888

Built with a hard-anodized aluminum body and a stainless steel piston rod

Key Benefits Precise Thermal Protection: Blocks radiant heat to prevent nuisance tripping of the furnace high limit

You can always "upsize" the voltage rating

Trane RLY3874 Relay 30067439-890 the 100109298 is specifically orifice-calibratedThe Trane RLY3874 is a specialized . 1s 100hr Time Delay Relay engineered for precision timing in commercial HVACR and industrial automation systems. This 8 pin, SPDT NO NC relay provides versatile delay on energization functionality, allowing technicians to dial in precise operational windows ranging from a fraction of a second up to 100 hours. This adaptability makes the RLY3874 a critical component for managing staged compressor starts, fan motor