Trane SWT1635 Limit Switch Silver Cadmium Oxide Contacts: Engineered

Silver Cadmium Oxide Contacts: Engineered for high-cycle reliability and superior arc suppression

Advanced Insulation: High-temperature fiberglass lead insulation rated for 200°C protects against internal furnace heat

which is vital for preventing premature glass failure in steam service environments

Common Questions Is the AM-123 a universal fit for all dampers

Trane SWT1635 Limit Switch Silver Cadmium Oxide Contacts: EngineeredThe Trane SWT1635 Limit Switch is a critical OEM replacement component designed for high limit thermal protection in residential and light commercial HVAC units. Engineered with a 3 inch insertion depth, this furnace limit switch monitors internal plenum temperatures to prevent heat exchanger damage. This L180 30 limit switch is factory calibrated to trip and open the circuit at 180F, featuring an automatic reset that restores operation once the