White-Rodgers 3L01-300 Heating Snap Disc Fan/Limit Control

The White-Rodgers 3L01-300 Heating Snap Disc Fan/Limit Control is a reliable snap disc limit control designed for blower or high‑limit safety and heating control. Built to Therm-O-Disc standards, it features Therm-O-Disc Style 60T11 and Therm-O-Disc Type 610026 components for precise, responsive protection in heating systems.

With a 3/4 inch flanged airstream mount and SPST, Open on Rise operation, it delivers dependable performance in residential and light commercial furnaces.

Designed for reliability in both new installations and replacements, the White-Rodgers 3L01-300 supports long service life in demanding heating environments. Its rugged Therm-O-Disc components ensure consistent cut-in and cut-out temperatures, delivering dependable protection without nuisance trips.

• Mounting: 3/4 inch flanged airstream mount
• Operation: SPST, Open on Rise
• Electrical range: 120/240 VAC full load; 120/240/277 VAC resistive/pilot duty
• Current rating: 10A at 120V; 5A at 240V (full load); 25A at 120/240V (resistive); 21.6A at 277V (resistive)
• Power: 125 VA (pilot duty)
• Temperature range: 250°F (cut-in); 300°F (cut-out)
• Compatibility: Therm-O-Disc Style 60T11; Therm-O-Disc Type 610026
• Applications: Use on blower or high-limit safety/heating controls