Why Your Prototype Fails for Others: 4 Fixes

A prototype that works on your bench but fails elsewhere is often due to four common issues: designing for a single assembly, fastener drift, ignoring real-world loads on the enclosure, and lack of documentation. Fixing these—like adding clearance in CAD, using reliable fasteners, and accounting for heat and vibration—turns a fragile prototype into a robust build. The article advises writing down why it works to ease future troubleshooting.