ADDA Taiwan AD0624HB-A70GL 6025 60*60*25mm 24VDC 3.6W 23.2 CFM 4500 RPM Ball Bearing Inverter Axial Cooling Fan
https://www.vogueparade.com/shopping/EN/200366148/1/4000767621569/adda-taiwan-ad0624hb-a70gl-6025-606025mm-24vdc-36w-232-cfm-4500-rpm-ball-bearing-inverter-axial-cooling-fan//