Geeetech GT2560 MOSFET Upgrade

4 years ago
7

I decided to upgrade the MOSFETs on my GT2560 from the loathsome P55NF06 to the much nicer, logic-level IRF3708. Before the upgrade my hot bed MOSFET would reach 90C after 2 minutes without a fan cooling it, after the upgrade the MOSFETS don't get warmer than 44C with no fan in my (as of this recording) 11C shop, a very nice improvement!

The MOSFETs were inexpensive at only about $1.82CAD/ea, the worst part of the whole process was unsoldering the ground connections; the ground plane soaks up the heat like crazy and cools the iron tip, in my case I had to bump up my temperature to get the job done.

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