Improved version available here https://www.printables.com/model/435191-lego-compatible-wye-switch-r40-v3-standard-curve
The switch is compatible with standard lego city tracks, it features spring action allowing train to come in from both directions while maintaining selected position (similar to how standard lego switch functions). Video of spring action imgur.com/a/40HiGfs
The length of each branch is 1.5 of standard R40 curve pieces so, an STL with 0.5 curve piece is also attached.
Two screws M2x5mm required for assembly.
WYE switch R40 slicer.3mf includes all switch parts with optimized bridging angles. Supports already integrated into STL parts.
curve R40 short standard.stl is required to compensate 0.5 of the curve length and angle in case you need to build a closed contour.
More related models available in this collection https://www.printables.com/@lev_133808/collections/626699
If you like the design and want to help to bring new ones you can consider buying me a coffee. Or support me by buying a paid model https://www.printables.com/model/827401-lego-compatible-double-crossover.
The author marked this model as their own original creation.