In transformer manufacturing and assembly, “unable to insert the transformer into the PCB” is one of the most common and frustrating production issues. Whether in sample verification or mass production, poorly aligned transformer pins can cause serious delays, rework, or even customer complaints.
In this article, we’ll explore why transformers often don’t fit the board properly, how to troubleshoot the root cause, and what measures suppliers and power supply manufacturers can take to ensure smooth production.
Jun 23, 2025
