Trane / American Standard SWT01263 Genuine OEM Furnace Limit Switch (210°F / 3" Insert)

The Trane / American Standard SWT01263 is a high-limit thermal safety switch engineered to protect your HVAC equipment from severe overheating. As a Genuine OEM component, this switch acts as a critical fail-safe by monitoring the internal plenum temperature. If the temperature reaches the factory-set threshold of 210°F, the switch immediately opens the electrical circuit to shut down the heating process, preventing potential damage to the heat exchanger and ensuring house-wide safety. Designed for board or surface mounting, its 3-inch probe provides deep-reach thermal sensing for high-capacity furnace models.

Key Features

• Critical Overheat Protection: Calibrated to "Open" at 210°F, providing a high-limit safety ceiling for specific high-output gas furnaces.
• Precision Auto-Reset: The switch automatically "Closes" at 180°F to allow the system to resume operation once safe thermal levels are restored.
• 3-Inch Deep Sensing: The extended 3" insertion length ensures the sensor is properly positioned in the airflow stream for the most accurate temperature detection.
• Industrial Build Quality: Rated for 5.8 FLA at 120V, this switch is built to handle the electrical demands of residential and light commercial Trane and American Standard units.

Product Details & Specification

• Brand: Trane / American Standard
• Part Number: SWT01263
• Description: Thermal Limit Switch
• Open Temperature: 210°F
• Close Temperature: 180°F (30°F Differential)
• Insert Length: 3.0 Inches
• Electrical Rating: 5.8 FLA / 34.8 LRA @ 120V AC
• Terminal Type: Quick Connect
• Number of Poles: 1
• Shipping Weight: 1.5 lbs

🛠️ HVAC Depot Pro Tip

A limit switch with a 210°F trip point is often found in units with higher BTU ratings or specific downflow configurations. If this switch trips, it is vital to inspect your blower wheel for dust accumulation and ensure your secondary heat exchanger isn't restricted. Constant "limit tripping" at these high temperatures can lead to metal fatigue in your heat exchanger. Always verify that the limit you are replacing matches the temperature stamped on the side of the original part.

Cross-Reference

• Superseded Part:

  SWT01263, SWT1263

• Legacy / Manufacturing Numbers:

  C340056P09, X13540649090, 270159672807

• Rating ID:

  L210-30F (Indicates 210°F trip and 30°F differential).

Model Compatibility

This limit switch is compatible with various Trane and American Standard high-efficiency furnaces and packaged units. Below are common compatible model prefixes; always verify the exact fit with your unit's data plate.

Trane Models:

• TDD: TDD060C924C3, TDD060C924D0, TDD060C924E0, TDD1A060A9241AA
• TUD: TUD080C948A0, TUD080R948A0, TUD100C945H3, TUD100C960A0, TUD1B080A9481BA, TUD2D100A9602AB
• TUE: TUE080A948A1, TUE080A948B0, TUE1B080A9481AA, TUE1B080A9481AC
• CUB/CUE: CUB080A948A0, CUB1B080A9481AA, CUE080A948H1
• Other: TUJ080A948A0, FUAB100A40A0, FUAB100A40B0, FUAB100A40E0

American Standard Models:

• ADD: ADD060C924C3, ADD060C924E0, ADD060C924F0, ADD060C924F1, ADD1A060A9241BA
• AUD: AUD080C948A1, AUD080R948A2, AUD100C945H1, AUD100C960A1, AUD100R961H5, AUD2D100A9602AB

RunTru Models:

• M801P060AD24AAB, M801P060AD36AAB, M801P080BU48AAC