Restores airtight integrity to the cooling assembly for better temperature retention

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

using the manufacturer-specified aluminized burner tube is essential to maintain proper combustion analysis readings and prevent premature heat exchanger fouling

Durable Construction: Built for continuous duty with a dust-resistant cover to maintain contact integrity over time

8 to 600 seconds provides flexible anti-short cycle protection

White-Rodgers 3L05-10 Limit Switch Restores airtight integrity to theThe 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,