This Avantco 19386457 evaporator fan motor is a direct replacement for the one that came with your Avantco open air merchandiser. It is a vital part of your unit's HVAC system, transferring heat from the refrigerant system into outdoor air and keeping the unit from overheating. Use it to replace a worn or broken part to keep your unit operating efficiently. It's compatible with Avantco VOA-70-W and VOA-70-B open air merchandisers.