D3G146-HQ13-34 - Ebm-papst - Fan Blower, EC Centrifugal, 230 VAC
EC centrifugal blower with high power density
Amazon.com: Precision Air Conditioning/HVAC/AHU EC Fan for K3G450-PB24-01/F01 Ebm Papst Fan 400V AC Fan 450MM Centrifugal Cooling Fan Able to Replace K3G450-PB24-01 : Electronics
Ebmpapst K3G450-PA31-03/F01 EC Fan 3~ 400V 6.8A 4500W Centrifugal Cooling Fan | eBay