White-Rodgers 3F01-140 Heating Snap Disc Fan Control

White-Rodgers 3F01-140 Heating Snap Disc Fan Control delivers precise, temperature-activated fan control for heating systems, ensuring reliable operation and smooth cycling.

This Snap Disc Fan Control uses a Therm-O-Disc style snap disc and a SPST switch that closes on rise to drive fans, blowers, or heating control with dependable response.

With a 3/4 inch flanged airstream mount, it installs quickly into standard duct and air handling setups, making retrofits straightforward.

Engineered for versatile voltage and current ratings, it supports 120/240 Volt AC (Full Load) and 120/240/277 Volt AC (Resistive/Pilot Duty) with multiple current options for safe, efficient operation. Temperature and power specifications ensure precise cut-in and cut-out control.

• Type: Snap Disc Fan Control
• Mounting: 3/4 Inch Flanged Airstream Mount
• Switch: SPST, Close on Rise
• Voltage: 120/240 VAC (Full Load); 120/240/277 VAC (Resistive/Pilot)
• Current: 10 A @ 120 V; 5 A @ 240 V (Full Load); 25 A @ 120/240 V (Resistive); 21.6 A @ 277 V (Resistive)
• Temperature: 140°F (Cut-In); 120°F (Cut-Out)
• Power/Pilot Duty: 125 VA (Pilot Duty)