
Trane SWT3411 Limit Switch
The Trane SWT3411 Limit Switch is a critical safety component designed for precise thermal regulation within residential furnaces and HVAC systems. As an OEM high limit control, this L150F-30F switch features a fixed 150°F open temperature and a 30°F differential, ensuring the system shuts down if heat exchanger temperatures exceed safe operating parameters. Engineered for the rigors of field service, the Trane L150-30 limit switch utilizes a single-pole, single-throw (SPST) contact configuration with a 5.8 FLA rating at 120 VAC. Its automatic reset functionality simplifies maintenance by restoring circuit continuity once the temperature drops to approximately 120°F, preventing unnecessary service calls. This thermal limit switch is built for board or surface mount applications and features quick connect terminals for rapid installation, making it a reliable HVAC replacement part for technicians maintaining Trane and American Standard equipment.
Key Benefits for Technicians:- OEM Precision: Specifically calibrated to 150°F trip points to maintain factory safety specifications and equipment integrity.
- Enhanced Durability: Rated for a 100,000-cycle life, providing long-term reliability in high-cycle heating environments.
- Standardized Connectivity: Equipped with industry-standard 1/4-inch quick connect terminals for direct wiring compatibility.
- Auto-Reset Function: Eliminates manual intervention after transient overheat events, keeping the system operational without technician onsite presence.
- What temperature does the SWT3411 trip at? This switch is an L150F model, meaning it breaks the circuit at 150°F.
- Is this compatible with American Standard furnaces? Yes, as a Trane OEM component, it is the direct equivalent for several American Standard furnace models.
- Do I need to calibrate the reset temperature? No, the 30°F differential is factory-set, allowing it to reset automatically at approximately 120°F.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $43.33
-65%$43.33
$15.17Trane SWT3411 Limit Switch
The Trane SWT3411 Limit Switch is a critical safety component designed for precise thermal regulation within residential furnaces and HVAC systems. As an OEM high limit control, this L150F-30F switch features a fixed 150°F open temperature and a 30°F differential, ensuring the system shuts down if heat exchanger temperatures exceed safe operating parameters. Engineered for the rigors of field service, the Trane L150-30 limit switch utilizes a single-pole, single-throw (SPST) contact configuration with a 5.8 FLA rating at 120 VAC. Its automatic reset functionality simplifies maintenance by restoring circuit continuity once the temperature drops to approximately 120°F, preventing unnecessary service calls. This thermal limit switch is built for board or surface mount applications and features quick connect terminals for rapid installation, making it a reliable HVAC replacement part for technicians maintaining Trane and American Standard equipment.
Key Benefits for Technicians:- OEM Precision: Specifically calibrated to 150°F trip points to maintain factory safety specifications and equipment integrity.
- Enhanced Durability: Rated for a 100,000-cycle life, providing long-term reliability in high-cycle heating environments.
- Standardized Connectivity: Equipped with industry-standard 1/4-inch quick connect terminals for direct wiring compatibility.
- Auto-Reset Function: Eliminates manual intervention after transient overheat events, keeping the system operational without technician onsite presence.
- What temperature does the SWT3411 trip at? This switch is an L150F model, meaning it breaks the circuit at 150°F.
- Is this compatible with American Standard furnaces? Yes, as a Trane OEM component, it is the direct equivalent for several American Standard furnace models.
- Do I need to calibrate the reset temperature? No, the 30°F differential is factory-set, allowing it to reset automatically at approximately 120°F.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Description
The Trane SWT3411 Limit Switch is a critical safety component designed for precise thermal regulation within residential furnaces and HVAC systems. As an OEM high limit control, this L150F-30F switch features a fixed 150°F open temperature and a 30°F differential, ensuring the system shuts down if heat exchanger temperatures exceed safe operating parameters. Engineered for the rigors of field service, the Trane L150-30 limit switch utilizes a single-pole, single-throw (SPST) contact configuration with a 5.8 FLA rating at 120 VAC. Its automatic reset functionality simplifies maintenance by restoring circuit continuity once the temperature drops to approximately 120°F, preventing unnecessary service calls. This thermal limit switch is built for board or surface mount applications and features quick connect terminals for rapid installation, making it a reliable HVAC replacement part for technicians maintaining Trane and American Standard equipment.
Key Benefits for Technicians:- OEM Precision: Specifically calibrated to 150°F trip points to maintain factory safety specifications and equipment integrity.
- Enhanced Durability: Rated for a 100,000-cycle life, providing long-term reliability in high-cycle heating environments.
- Standardized Connectivity: Equipped with industry-standard 1/4-inch quick connect terminals for direct wiring compatibility.
- Auto-Reset Function: Eliminates manual intervention after transient overheat events, keeping the system operational without technician onsite presence.
- What temperature does the SWT3411 trip at? This switch is an L150F model, meaning it breaks the circuit at 150°F.
- Is this compatible with American Standard furnaces? Yes, as a Trane OEM component, it is the direct equivalent for several American Standard furnace models.
- Do I need to calibrate the reset temperature? No, the 30°F differential is factory-set, allowing it to reset automatically at approximately 120°F.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












