White-Rodgers 3L09-9 Heating Limit Control

The White-Rodgers 3L09-9 Heating Limit Control is a reliable safety device for heating systems. This Therm-O-Disc Type 36T limit control offers board mounting for compact installations and precise temperature protection in HVAC controls.

Designed for versatile operation, it handles multiple voltages and load types while delivering dependable overheat protection. The unit features a robust bimetal disc and a 3.12-inch body to fit standard control panels, with a panel temperature setting of L190-20F for quick adjustments.

Key specifications

• Type: Limit Control for Heating Control; used on heating applications to prevent overheating; Therm-O-Disc Type 36T; Style 612715; Board mounting
• Dimensions: Length 3.12 inches; Bimetal Disc Size 1/2 inch
• Electrical: Voltage Rating 120/240/277 VAC (Resistive); 120/240 VAC (Inductive); Current ratings vary by voltage and load
• Current ratings: Up to 15 A at 120 VAC (Resistive); 13 A at 240 VAC; 9.3 A at 277 VAC (Resistive); Inductive 13 A at 240 VAC; Full and Locked Rotor values specified
• Temperature: Open 190°F; Close 170°F; Temperature Setting On Panel L190-20F
• Power & Mounting: Power rating 125 VA pilot duty; Mounting: Board