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PWM Fan Types - GT2560

Posted: Mon Nov 07, 2016 11:24 pm
by woundedknee
Hello,

I want to add a fan to the PWM port on the GT2560 for my hot end. What specific fan type do I have to buy in order to be able to control the speed in G-code? There are many types out there and I don't want to risk damage to the board. I'm looking for a 40mm size.

Thanks!