this motor mounting plate is designed for specific Reznor air handling units and unit heaters where the WB-10257 technical specification is required

this assembly is designed to restore factory-spec laminar flow and ensure a stable flame pattern across the heat exchanger

When diagnosing a furnace limit switch tripping

and sight glass assemblies

York S1-025-50544-000 Heater R-407C this motor mounting plate isThe York S1 025 50544 000 is a heavy duty crankcase heater band engineered for commercial and industrial refrigeration and air conditioning systems. This heating element is rated for 480V and 70W, providing the specific thermal output required to maintain oil temperature within the compressor housing during off cycles. With a fixed 7. 3 inch diameter, this belly band heater ensures high surface area contact for efficient conductive heat transfer. Its