A microswitch based limit switch module for use when detecting end of travel on your 3D printer or other X, Y, Z platform. Supplied ready assembled with pull up resistors and on-baord LED plus includes a 600mm long lead.
This board is based on the makerbot v1.2 design. The three wires are
Black 0V (ground)
Green Signal Output (+5V when switch not made, 0V when switch operated)
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