The Trane SWT03714 Auxiliary Contact Switch (Part No. 231019) is a high-performance accessory designed to enhance the control capabilities of motor starters and contactors. This unit features 1 Normally Open (NO) and 1 Normally Closed (NC) contact configuration, allowing for reliable status signaling or control circuit interlocking in HVAC and electrical systems. Key Features Dual-contact design: Includes both 1 NO and 1 NC contact for flexible application Compact form factor for seamless integration into control panels Ideal for status indication, interlocking, and logic circuits Compatible with a range of Trane motor control components Specifications Part Numbers: SWT03714, 231019 Type: Auxiliary Contact Block Contact Configuration: 1 Normally Open (NO), 1 Normally Closed (NC) Mounting: Snap-on to compatible contactors or motor starters Application: Control circuits, safety interlocks, feedback loops Compatible Models (Not model-specific ? used as a universal add-on for Trane contactors and starters) Why Choose This Item The Trane SWT03714 Auxiliary Contact Switch is an essential upgrade for systems requiring enhanced control logic or remote status feedback. Its dual-contact setup ensures flexible operation, and its durable Trane engineering guarantees long-lasting performance. Perfect for technicians and system designers needing precise circuit control and monitoring in HVAC and industrial environments.