while a lower trip point will cause unnecessary system shutdowns

Why is it important to use an OEM #45 burner orifice

this is a universal 24V SPDT relay that can be utilized in any application requiring 24VAC coil activation and compatible amperage ratings

Why should I use the 661023R instead of a generic equivalent

Copeland Comfort Control (White Rodgers) 3L02-200 Limit Switch while a lower trip pointThe Copeland Comfort Control (White Rodgers) 3L02 200 Limit Switch is a high limit safety control engineered for precise temperature regulation in residential and commercial HVAC systems. This snap disc manual reset switch is rated for a 200F fixed cut out and utilizes an open on rise switch action to prevent equipment overheating. As a direct 460 500 000 replacement, it is frequently used by technicians for flanged airstream mounting in air handlers