Computer case fans - 120mm/140mm - PWM/non-PWM - 3-pin/4-pin/molex
1x Cooler Master 120mm PWM fan. - 1x Aero Cool 140mm non-PWM (3-pin/molex) fan. The Arctic and Cooler Master fans were used in my PC for a number of years. I have wiped them clean but they may have a bit of dust from use.