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Need a quick replacement or stocking up for your 3D printer builds?

This pack gives you 5 pieces of the TCST2103 optical endstop switch.
Super common in Reprap machines, and they do the job just right.
They’re brand new, unbranded/generic, but fully functional and ready to wire up.

Made in China.

No fancy packaging—just the sensors in anti-static bags as expected.

If you know your way around a printer, you know this part number.

Good to have on hand.

5 out of 5