White-Rodgers 3L09-12 Heating Limit Control

White-Rodgers 3L09-12 Heating Limit Control is a trusted safeguard for residential heating systems. The White-Rodgers 3L09-12 Heating Limit Control ensures safety with Therm-O-Disc technology and dependable shutoff at high temperatures.

Designed for board-mount installation, this Therm-O-Disc Type 36T (Style 612722) limit control uses a 1/2 inch bimetal disc to sense temperature and trigger open/close actions. It delivers wide voltage compatibility and robust current handling for reliable furnace protection.

• Therm-O-Disc Type 36T, Style 612722; board-mount design for easy installation
• Bimetal disc, 1/2 inch sensing element for precise response
• Voltage rating: 120/240/277 VAC (resistive); 120/240 VAC (inductive)
• Current rating: up to 15 A @ 120V; up to 13 A @ 240V; 9.3 A @ 277V (resistive)
• Locked rotor/pilot duty: 34.8 A @ 120V; 13 A @ 240V (inductive); pilot duty 125 VA
• Temperature settings: Open at 220°F, Close at 180°F; panel setting L220-40F