be quiet! 140mm Silent Wings 4 PWM High-Speed Case Fan BL097 B&H
Amazon.com: 140mm Case Fan High Performance Standard Square PC Case Fan 4pin Connector 12V DC Computer CPU Case PWM Cooling Fan 1700RPM 3-Pack Black : Electronics
NF-A14 PWM 12V 1500RPM 140mm Premium Quality Fan
NF-A14 PWM 12V 1500RPM 140mm Premium Quality Fan
Noctua NF-A14 iPPC-3000 PWM, Heavy Duty Cooling Fan, 4-Pin, 3000 RPM (140mm, Bla | eBay
Amazon.com: 140mm Case Fan High Performance Standard Square PC Case Fan 4pin Connector 12V DC Computer CPU Case PWM Cooling Fan 1700RPM 3-Pack Black : Electronics
PHANTEKS 120/140mm PC Computer Cooling Fan 4-Pin PWM CPU Cooler Fan Silent with Hydraulic Bearing for Radiator Computer Case - AliExpress
Noctua NF-P14r redux-1500 PWM Case Fan - Newegg.com
Amazon.com: be quiet! Light Wings 140mm PWM Low Noise Premium ARGB Cooling Fan | 4-Pin | 3-Pack | Black | BL078 : Electronics
NF-A14 FLX
Amazon.com: 140mm Case Fan High Performance Standard Square PC Case Fan 4pin Connector 12V DC Computer CPU Case PWM Cooling Fan 1700RPM 3-Pack Black : Electronics