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Trane SWT1258 Automatic Limit Switch 140-170°F 3

Trane

Price on request
OEM / cross-reference
C340056P02, SWT01258
Fits brands
Trane, American Standard
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SKU:
SWT1258
Product Type:
Auto-Reset Limit Switch
Subcategory:
Thermal Limit Switch
Application:
Residential/Commercial
System Type:
Furnace, Air Handler
Installation Type:
OEM Replacement
Temperature Range:
140°F to 170°F
Setpoint Range:
140–170°F
Fuel Type:
Natural Gas
Inlet Size:
3" Insert
Control Type:
Non-Programmable
Switch Action:
SPST-NC

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The Trane SWT1258 is an OEM auto-reset limit switch that protects furnaces and air handlers by monitoring internal temperature and preventing overheating. It opens at approximately 170°F to shut down equipment and closes at 140°F to restore operation, safeguarding heat exchangers and blower assemblies. Features a 3-inch insert for direct replacement in compatible Trane and American Standard systems.