2 Pack B1370145 Rollout Limit Switch L300F Compatible with Amana & Goodman Furnaces

The B1370145 rollout limit switch is a vital safety component for maintaining safe operation of your Amana or Goodman furnace. Designed to detect abnormal temperature spikes, this device acts as a final safety barrier against flame rollout—a hazardous condition where excessive heat escapes the combustion chamber. How It Protects Your System： Operating as a normally closed switch, it completes the furnace control circuit under normal conditions. When temperatures reach 300°F (149°C), the switch triggers to cut off fuel flow, shutting down the system to prevent damage or fire risk. A manual reset is required after activation, ensuring a technician inspects the furnace before restart. Compatibility Details： This part is compatible with select models from: Amana Furnaces Goodman Furnaces Janitrol Furnaces (see original equipment specifications) Always confirm compatibility by checking your furnace's model and serial number against the manufacturer's parts list. Common applications include gas furnaces where flame rollout protection is mandated by safety standards. Durable Construction： Built with heat-resistant materials and precision engineering, these switches meet OEM standards for reliability. The quick-connect design simplifies installation when performed by qualified personnel. Safety Reminder： Flame rollout switches are critical safety devices—never bypass or modify this part. Regular inspection and replacement of worn limit switches are essential for furnace safety compliance. Package includes 2 x B1370145 rollout limit switches. All brand names and model references are for compatibility identification only.

• Safety Critical Function：This L300F rollout limit switch shuts off fuel supply when furnace temperatures exceed 300°F (149°C), preventing flame rollout and potential fire hazards. A manual reset is required after activation to safely restart operation
• Technical Specifications：Features an SPST (Single Pole Single Throw) normally closed design, with quick-connect terminals and durable construction to withstand high-temperature furnace environments
• Broad Compatibility：Engineered for select Amana and Goodman furnace models, directly replacing original part B1370145 and superseded part B1370145S. Verify your appliance’s model number for fitment (see description for compatibility tips)
• 2 Pack Value：Each package includes 2 rollout limit switches, providing a convenient backup for future maintenance or simultaneous repairs on multi-unit systems
• Professional Installation Recommended：Due to high-voltage components and its safety-critical role, installation by a certified HVAC technician is strongly advised. Always disconnect power before servicing