this disc ensures high-efficiency combustion by regulating the secondary air intake at the burner rack manifold

Integrated Protection: Features a factory-installed 3-amp fuse to protect downstream 24V components from short circuits and overloads

8 to 600 seconds provides flexible anti-short cycle protection

For veteran technicians servicing Daikin-McQuay air handling units and rooftop systems

this part is strictly calibrated for the density and pressure requirements of LP gas

White-Rodgers 3L05-10 Limit Switch this disc ensures high-efficiency combustionThe White Rodgers 3L05 10 is a professional grade adjustable snap disc limit control designed for precise temperature regulation in forced air heating systems. This SPST open on rise switch features a versatile 135 to 175 degrees F adjustable temperature range with a fixed 20 degrees F differential, allowing field technicians to calibrate the safety limit to specific OEM furnace requirements. Built on the reliable 74T11 310724 (Style 74T11) platform,