Does this module replace the Fenwal or Honeywell versions used in older boilers

This switch monitors the low-side refrigerant pressure

the 664435R may be cracked or internally obstructed

The Carrier HD42AE237 Blower Motor is a high-performance 1/3 HP HVAC replacement motor designed for direct-drive applications in residential and light commercial air handlers

Williams 4163 Floorboard 323613-751 Does this module replace theThe Williams 4163 Floorboard is a heavy duty, insulated metal protection plate designed specifically for Williams hearth heaters with 50,000 and 65,000 BTU capacities. As a critical installation component for vented hearth heaters, this floorboard acts as a thermal barrier and structural support, safeguarding finished flooring from the high temperature output and weight of the unit. It is engineered for a precise fit with Williams 5001A and 6501A