This model serves as the direct replacement for 27121-0-600 and features orange color coding for easy field identification

making it ideal for standard low-pressure commercial gas lines

OEM Compatibility: Specifically designed to replace faulty valves in Amana

Once the temperature drops to the 135°F reset point

this source 1 pilot tube is a standard component for many GV-HW furnace and heater systems

Trane SWT3031 Limit Switch 328140-751 This model serves as theThe Trane SWT3031 Limit Switch is a critical safety component engineered for HVAC furnace applications, specifically designed to monitor internal heat exchanger temperatures. This OEM Trane replacement part features a 7 inch insertion length, making it compatible with specific air handler and furnace configurations where precise thermal sensing is required. Operating as a normally closed SPST (Single Pole Single Throw) circuit, the switch is