Ender 3 v2 rebuilt Switchwire style with a Tap probe

Nov 05, 2026 Last reply: 48 seconds ago 3 Replies
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The detail that jumps out first: Tap is not recommended for the official Switchwire, yet this Enderwire runs it anyway. Turge took an Ender 3 v2 and rebuilt it Switchwire style, then replaced the klicky probe with Tap despite that warning. As far as I can judge, the gamble paid off, since the maker reports the switch definitely improved the printer.



The conversion follows the official Tap assembly manual, installed the same way as regular Tap. The gantry rides on dual MGN12 rails, and the maker credits those rails with making the bed a lot more stable. An sb2040 runs the toolhead, which wears a Stealthburner-style shroud with illuminated LED accents, a semi-translucent PTFE tube, and bundled wiring arcing over to the gantry frame. The frame is black aluminum extrusion with matching black printed parts and hexagonal grid base skirts, and a spool holder sits on the right vertical upright. The print bed measures 235x235.



Motivation matters here too. The klicky servo, powered straight from the board, caused constant issues, and the maker did not want to add a 5V PSU or buck converter just to feed it. After being impressed with Tap on two Voron 2.4 printers, swapping it in was a natural step. One neat touch: a macro drops hotend heat to 150 and will not heat at all for cold probing. STL files for the Tap mount are shared, along with a STEP file for anyone who wants to tweak it.



The open question is the bed. There is some droop at the outer edges from give in the bed mount. It has not affected anything so far, but no full plate has been printed yet, and a swap to 2020 extrusions is under consideration but undecided.



Project by Turge. Watch it on their YouTube channel:

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Pairing Tap with dual MGN12 rails looks like the smartest call in this build to me. A nozzle-mounted probe lives or dies by how rigid the bed stays under tapping load, and the maker says the bed is pretty stable on those rails. On a single rail conversion I would worry about deflection, so doubling up seems worth the extra cost and weight.

How much rework did the Tap mount need to fit the Enderwire carriage? The install follows the regular Tap manual, so I am curious whether the printed part needed much adaptation to the stock Ender 3 v2 geometry, or whether the shared STEP file already covers the changes someone would have to make.

Given the droop at the outer bed edges from give in the mount, I would try the 2020 extrusion bed mount sooner rather than later. A rigid subframe should take the flex out of the edges, and with no full plate printed yet this seems like the ideal moment to find out whether the droop actually matters before deciding.

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