Product Information
Bosch - Cross flow fan
Compatible with 2 equipment models
- BMS500-AAU018-1AHWXC Minisplit 18kBTU Universal Wall Mounted 230V
- BMS500-AAU018-1AHWXD MS 18K Universal Wall Mount 230V-454B
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Fast Shipping
In-stock orders ship within 1 business day to anywhere in Canada.
Code-Compliant
All products meet Canadian HVAC and gas code standards.
Wholesale Pricing
Trade pricing for licensed contractors. 40+ years in the industry.
Cross flow fan (Part No. 8733956838) is a compact tangential blower intended as a replacement component for Bosch heating and HVAC units, providing broad, even airflow across heat-exchanger surfaces for improved heat transfer and low-noise operation. Slim profile and common mounting permit straightforward field replacement in narrow housings, delivering reliable, low-vibration airflow for service and OEM use. No official Bosch product page for this part was found on Bosch North America parts sites; description is based on the part name/category.
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