The White Rodgers 3L09-5 is a 1/2" bimetal disc board mount limit control designed for precise temperature regulation in residential and commercial HVAC systems. It features an automatic reset mechanism and is commonly used to prevent overheating in forced air heating systems.Specifications:

• Temperature Ratings: Opens at 160°F, closes at 140°F
• Insertion Length: 3.12 inches
• Switch Type: SPST (Single Pole Single Throw), normally closed
• Reset Type: Automatic
• Electrical Ratings:
  • 15A at 120 VAC
  • 13A at 240 VAC
  • 9.3A at 277 VAC (resistive)
  • 5.8A full load, 34.8A locked rotor at 120 VAC
  • 2.9A full load, 13A locked rotor at 240 VAC
• Style: Therm-O-Disc Type 36T, Style 612706
• UPC: 786710092558

This limit control is compatible with various OEM applications and is a reliable replacement for models like Armstrong Furnace R40154B002. Its compact board-mount design makes installation easy in tight spaces, delivering consistent thermal performance in demanding conditions.Now available at Beenimax – your trusted source for HVAC parts.