Universal Compatibility: Directly replaces the KMC M573-3108

Precise Thermal Spec: Calibrated for 180°F cutout and 140°F differential reset to maintain safe operating parameters

ensuring a seamless mechanical fit and consistent electrical ratings

converting thermostat signals into a format compatible with advanced rooftop units

Specifically designed as a direct replacement for legacy models 2815-003 and HKN-HPR-15

Lennox 98L78 Tubing 320074-702 Universal Compatibility: Directly replaces theThe Lennox 98L78 Tubing is a critical OEM replacement kit used for establishing airtight connections between furnace pressure switches and intake exhaust components. This high temperature pressure switch square tubing is engineered to withstand the rigorous thermal cycles found in modern condensing gas furnaces. As a veteran grade HVAC replacement part, this kit features an approximate 3 16 inch ID (inner diameter), ensuring accurate pneumatic signals