[SOLVED] Please help me choose a noctua case fan

Nov 19, 2020
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I plan to replace the front 2 140mm case fans on my define r4 with 2 140mm case fans. I am planning on doing noctua fans.

Whats the difference between these 3 fans, which situations are they used for?

NF-A14 PWM vs. NF-A14 5V PWM vs. NF-A14 5V

They are all 1500rpm max
 

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