Delta Cooling Fan QFR1212GHE 12V 2.7A 120x120x38mm 4-Wire PWM Speed Control
Zunate CPU Cooling Fan, 12V 4-wire 4pin 7500RPM Silent Cooling Fan CPU Cooler Chassis Radiator for Desktop Computer, for Antminer S7 S9, 120 X 120mm : Amazon.co.uk: Computers & Accessories
PWM 4-Wire Fan Temperature Controller Speed Governor For PC Fan/Alarm DC 5V- 12V | eBay
DC 12V 4 Wire PWM Fan Temperature Control Speed Controller Governor Regulator for PC Computer CPU Fan Cooler Alarm | Walmart Canada
VINITRON DB04028B12U DC 12V 0.66A 4Wire PWM CPU Cooling Fan Cooler - VINITRON : Flipkart.com
4-Wire fans
An(other) intelligent 4-wire fan speed controller – Matt's Tech Pages
PWM 4-Wire Fan Temperature Controller Speed Governor DC 12V for PC Fan/Alarm | eBay
Martin - FAN 60x60x25 Axial 4-wire DC 24V lightspares Shop
AVC DS08025R12U 0.70A 12V 4-wire 5pin 8025 8cm PWM CPU high air volume cooling fan : Amazon.co.uk: Computers & Accessories
4 Wire PC Fan | ElectroSchematics.com
AVC DB0428B12U 12V 0.66A 4-wire PWM speed control cooling fan : Amazon.co.uk: Computers & Accessories