Trane SWT1987 Mechanical Interlock Switch

The Trane SWT1987 is a mechanical interlock switch that protects and smooths the operation of HVAC systems. The Trane is a small device with its NEMA 4 enclosure rating making it suitable for use in damp or dusty conditions, which are common in HVAC systems, and this safety measure prevents equipment damage resulting from incorrect component sequencing or simultaneous operation. The HVAC safety switch Trane can be installed horizontally for simple installation, works with NEMA size 4 contactors and starters, and to summarize, the HVAC safety switch Trane guards against faults by ensuring.