this 32K70 (LB-74093) is the designated HVAC replacement part

This part effectively replaces Bunn 03093

the Antunes JD-2 series must always be mounted with the stem in the upright (vertical) position

it can be installed outdoors if the vent limiter is removed and replaced with a certified outdoor vent protector (such as the 13A25) to prevent moisture and debris from entering the stack

Trane BLW0521 Blower Assembly THPU32HP7Y this 32K70 (LB-74093) is theThe Trane BLW0521 (also identified as BLW00521) is a heavy duty, 208 230V combustion blower assembly designed for high demand HVAC induction applications. This OEM replacement assembly features a dual speed motor capable of operating at 2800 1500 RPM with 1 45 HP, providing critical draft induction for efficient furnace combustion cycles. Engineered to withstand the thermal stress of modern heating systems, the BLW0521 includes an integrated high