White-Rodgers 3L02-160 Heating Snap Disc Limit Control

The White-Rodgers 3L02-160 Heating Snap Disc Limit Control is a rugged snap-disc safety switch designed for heating systems and blower applications. This SPST, Open on Rise control provides reliable high-heat protection with manual reset, making it ideal for furnace and air handler safety in residential and light commercial equipment.

Built with Therm-O-Disc Style 60T15 and Type 330534 construction, the 3L02-160 uses a 3/4 Inch Flanged Airstream Mount for straightforward installation in ductwork or equipment cabinets. It continuously monitors temperature to shut down heat sources before overheating, helping protect fans, coils, and control circuitry.

Key specifications include a 160°F cut-out, full-load voltage ratings of 120/240 VAC, and resistive/pilot-duty ratings up to 277 VAC. Current ratings cover 10 A at 120 V, 5 A at 240 V (full load), and 25 A at 120/240 V (resistive), with 21.6 A at 277 V (resistive). Pilot-duty power rating is 125 VA.

• Type: Snap Disc Limit Control with Manual Reset
• Mounting: 3/4 Inch Flanged Airstream Mount
• Switch: SPST, Open on Rise
• Voltage: 120/240 VAC (full load); 120/240/277 VAC (resistive/pilot)
• Temperature: 160°F (cut-out)