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The MARS 12751 fits most round-style mounting brackets with its standard 2-inch diameter
Common Questions Is the AM-123 a universal fit for all dampers
Minimum order a box of 12 units
using the designated OEM part number 1008418 ensures the physical mounting and pressure ratings match your specific furnace model
As a direct 8402-048 replacement
Trane SWT1635 Limit Switch The MARS 12751 fits mostThe 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
