Trane SWT03544 is a genuine OEM high-pressure switch **NEW, FREE SHIPPING**
Designed to safeguard refrigeration circuits by cutting off power when pressure exceeds safe thresholds, typically opening at 650 PSI
Technical Specifications
Compatible HVAC Models 
This part is used in several popular Trane and American Standard units, including: 
4TCC4024A1000AA
4TCC4048A1000AB
4WCC4036E1
***All sales on HVAC equipment are final - no returns or exchanges allowed. Seller advises comparing part to the exact one you're replacing prior to making a purchase****