The Trane SC0522 Thermal Sensor Flow Switch (part numbers SWT03334, X13790871010) is a high-precision component designed to detect the flow of fluids in HVAC systems. This 24 Volt AC/DC flow sensor with a 15 cm probe length ensures safe and efficient chiller and cooling unit operation by monitoring temperature and flow conditions. Ideal for critical performance applications, it helps prevent system damage due to low or interrupted flow. Key Features OEM Trane thermal sensor flow switch for HVAC systems 24V AC/DC compatibility for flexible system integration 15 cm probe for accurate in-line fluid monitoring Reliable overheat and no-flow protection Enhances energy efficiency and operational safety Durable, factory-approved build Specifications Part Numbers: SC0522, SWT03334, X13790871010 Type: Thermal Sensor / Flow Switch Voltage: 24V AC/DC Probe Length: 15 cm Application: Flow and temperature monitoring Use: Trane chillers and HVAC systems Compatible Models RTWD070E2A01A1A1AA1A1A1Y1B1A RTWD090F2A02A1C2AA1A1A1Y1E1A RTWD130G2A02A1A1AA1A1A1Y1D0A RTWD140A2A01A1A1AA1A1A1Y2D1A RTWD130E2A01A1A1AA1A1A1Y1D1A RTAC2004UA0NUAFNN4X1D0F1 RTAC1854UA0NUAFNN1NX1TDNNN0EN1 RTWD120F2A01A1A1AA1A1A1X1D0A RTWD130D2A02A1B1AA1A1A1Y1D1A RTAC1554UL0NUAFNL1TX Why Choose This Item Ensure maximum reliability and safety in your Trane HVAC system with this OEM thermal flow switch. Designed for performance-critical applications, it provides early detection of low flow or high temperature issues?protecting your equipment and reducing downtime. Choose this original Trane part for trusted compatibility, long-term durability, and superior system protection.