
Trane SWT3251 Switch
The Trane SWT3251 High Pressure Cut-out Switch is a critical safety component designed for commercial HVAC maintenance and repair. This 1-pole, normally closed electronic switch is engineered to safeguard compressors in high-capacity Trane and American Standard systems by interrupting the control circuit when head pressures exceed safe operating limits. Constructed with a resilient stainless steel torsion spring disc, this OEM part offers superior durability compared to aftermarket alternatives, ensuring the internal contacts—rated at 8 A and 250 VAC—open reliably under extreme conditions to prevent catastrophic equipment failure.
For field technicians, the Trane SWT3251 (superseded by SWT03251) simplifies installation with its direct-mount design and lead wire terminal connections. Whether you are servicing a CGAM chiller or an RTAC industrial unit, this HVAC pressure switch replacement provides the precise reset logic—available in both automatic and manual configurations—required to protect sensitive system components from thermal overload and excessive discharge pressure. By integrating this genuine Trane OEM part, contractors ensure seamless compatibility with existing chassis mounting points and electrical harnesses, maintaining the factory-specified safety protocols of the original equipment.
Key Benefits:
- Optimized Compressor Protection: Instantly opens the circuit during high-pressure events to prevent winding damage or mechanical failure.
- Rugged Stainless Steel Build: Features a corrosion-resistant disc for long-term reliability in harsh service environments.
- Verified OEM Compatibility: Specifically engineered for Trane and American Standard CGAM and RTAC series systems (replaces X13200723010).
- High Electrical Rating: Capable of handling up to 8 Amps at 250 VAC, making it suitable for a wide range of control voltage applications.
- Direct Field Replacement: Compact dimensions (4" length) and standard lead wires allow for rapid swaps during emergency service calls.
Common Questions:
How do I verify if the Trane SWT3251 is the correct fit for my chiller?
This switch is standardized for many CGAM and RTAC models. Always check the stamped part number on the existing switch; if it reads SWT3251, SWT03251, or X13200723010, this is the direct replacement.
What is the difference between an automatic and manual reset on this switch?
The SWT3251 is designed to support the specific reset configuration of your control board. Automatic switches reset once pressure drops below the differential, while manual versions require a technician to physically reset the device after investigating the cause of the trip.
Can I use this switch on R-410A systems?
Yes, this high-pressure cut-out is rated for high-pressure refrigerants typical in modern commercial Trane equipment. Ensure your system's cut-out setpoint matches the factory calibration of this OEM component.
This item is not eligible for free shipping.
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: $119.65
-65%$119.65
$41.88Trane SWT3251 Switch
The Trane SWT3251 High Pressure Cut-out Switch is a critical safety component designed for commercial HVAC maintenance and repair. This 1-pole, normally closed electronic switch is engineered to safeguard compressors in high-capacity Trane and American Standard systems by interrupting the control circuit when head pressures exceed safe operating limits. Constructed with a resilient stainless steel torsion spring disc, this OEM part offers superior durability compared to aftermarket alternatives, ensuring the internal contacts—rated at 8 A and 250 VAC—open reliably under extreme conditions to prevent catastrophic equipment failure.
For field technicians, the Trane SWT3251 (superseded by SWT03251) simplifies installation with its direct-mount design and lead wire terminal connections. Whether you are servicing a CGAM chiller or an RTAC industrial unit, this HVAC pressure switch replacement provides the precise reset logic—available in both automatic and manual configurations—required to protect sensitive system components from thermal overload and excessive discharge pressure. By integrating this genuine Trane OEM part, contractors ensure seamless compatibility with existing chassis mounting points and electrical harnesses, maintaining the factory-specified safety protocols of the original equipment.
Key Benefits:
- Optimized Compressor Protection: Instantly opens the circuit during high-pressure events to prevent winding damage or mechanical failure.
- Rugged Stainless Steel Build: Features a corrosion-resistant disc for long-term reliability in harsh service environments.
- Verified OEM Compatibility: Specifically engineered for Trane and American Standard CGAM and RTAC series systems (replaces X13200723010).
- High Electrical Rating: Capable of handling up to 8 Amps at 250 VAC, making it suitable for a wide range of control voltage applications.
- Direct Field Replacement: Compact dimensions (4" length) and standard lead wires allow for rapid swaps during emergency service calls.
Common Questions:
How do I verify if the Trane SWT3251 is the correct fit for my chiller?
This switch is standardized for many CGAM and RTAC models. Always check the stamped part number on the existing switch; if it reads SWT3251, SWT03251, or X13200723010, this is the direct replacement.
What is the difference between an automatic and manual reset on this switch?
The SWT3251 is designed to support the specific reset configuration of your control board. Automatic switches reset once pressure drops below the differential, while manual versions require a technician to physically reset the device after investigating the cause of the trip.
Can I use this switch on R-410A systems?
Yes, this high-pressure cut-out is rated for high-pressure refrigerants typical in modern commercial Trane equipment. Ensure your system's cut-out setpoint matches the factory calibration of this OEM component.
This item is not eligible for free shipping.
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 SWT3251 High Pressure Cut-out Switch is a critical safety component designed for commercial HVAC maintenance and repair. This 1-pole, normally closed electronic switch is engineered to safeguard compressors in high-capacity Trane and American Standard systems by interrupting the control circuit when head pressures exceed safe operating limits. Constructed with a resilient stainless steel torsion spring disc, this OEM part offers superior durability compared to aftermarket alternatives, ensuring the internal contacts—rated at 8 A and 250 VAC—open reliably under extreme conditions to prevent catastrophic equipment failure.
For field technicians, the Trane SWT3251 (superseded by SWT03251) simplifies installation with its direct-mount design and lead wire terminal connections. Whether you are servicing a CGAM chiller or an RTAC industrial unit, this HVAC pressure switch replacement provides the precise reset logic—available in both automatic and manual configurations—required to protect sensitive system components from thermal overload and excessive discharge pressure. By integrating this genuine Trane OEM part, contractors ensure seamless compatibility with existing chassis mounting points and electrical harnesses, maintaining the factory-specified safety protocols of the original equipment.
Key Benefits:
- Optimized Compressor Protection: Instantly opens the circuit during high-pressure events to prevent winding damage or mechanical failure.
- Rugged Stainless Steel Build: Features a corrosion-resistant disc for long-term reliability in harsh service environments.
- Verified OEM Compatibility: Specifically engineered for Trane and American Standard CGAM and RTAC series systems (replaces X13200723010).
- High Electrical Rating: Capable of handling up to 8 Amps at 250 VAC, making it suitable for a wide range of control voltage applications.
- Direct Field Replacement: Compact dimensions (4" length) and standard lead wires allow for rapid swaps during emergency service calls.
Common Questions:
How do I verify if the Trane SWT3251 is the correct fit for my chiller?
This switch is standardized for many CGAM and RTAC models. Always check the stamped part number on the existing switch; if it reads SWT3251, SWT03251, or X13200723010, this is the direct replacement.
What is the difference between an automatic and manual reset on this switch?
The SWT3251 is designed to support the specific reset configuration of your control board. Automatic switches reset once pressure drops below the differential, while manual versions require a technician to physically reset the device after investigating the cause of the trip.
Can I use this switch on R-410A systems?
Yes, this high-pressure cut-out is rated for high-pressure refrigerants typical in modern commercial Trane equipment. Ensure your system's cut-out setpoint matches the factory calibration of this OEM component.
This item is not eligible for free shipping.
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.












