Replacement 50 mm fan for Control Box on CR-10, CR-10-S4, and S5 – MacEwen3D
Amazon.com: WINSINN 50mm 5015 Blower Fan 12V, 3D Printer 12 Volt Fans Blower Turbine Turbo Hydraulic Bearing, Brushless Cooling 50mmx15mm 2PIN (Pack of 4Pcs) : Industrial & Scientific
OEM ventilátor 50x50X10 mm, 12V DC - eMAG.hu
12V/24V DC Cooling Fan, 50mm x 50mm x 15mm | ATO.com
Amazon.com: Anmbest 2PCS 5010 Silent Brushless Cooling Fan 2 pin Brushless 5CM Fans DC 12V 0.1A 50mm X 50mm X 10mm for Cool 3D Printers Parts PC Case CPU Cooler Sleeve Bearing
MakerGear 50 MM Fan - MakerGear™
5012 Quiet 50mm Ventilator Mini Axial Fan 5V Brushless 12V Fan 50*50*12mm - China DC Fan, Fan | Made-in-China.com
Evercool EC5015M12CA Thin Ball Bearing 50mm Slim Case Fan - Micro Center