Amazon.com: ARCTIC F8 TC - 80 mm Case Fan, Case Fan with Temperature Control, Very quiet motor, Computer, Fan Speed: 350-2000 RPM - Black/White : Electronics
Arctic F8 PWM Fan
Arctic 4-Pin PWM Fan with Standard Case AFACO-080P2-GBA01 F8 PWM
Arctic F8 Pwm Computer Case 8cm Fan 4pin Pwm Temperature Control Adjust 80mm Cooler Master - Fluid Diy Cooling & Accessories - AliExpress
Amazon.com: ARCTIC F8 PWM PST CO - 80 mm Case Fan with PWM Sharing Technology (PST), Dual Ball Bearing for Continuous Operation, Computer, Fan Speed: 300-2000 RPM - Grey : Electronics