
SainSmart 2-Channel
cults3d
Simple case for 2 channel relay. I use it with Octoprint to turn on/off my printer. Attached on the frame with 2 M5 screws. The 2 parts of this thing is attached together with 4 M3 screws. I use this holder for the M5 screws: https://www.thingiverse.com/thing:2551267
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