I had reworked the design of TMO2018 a couple months ago to run with a OKX-T/3-D12N-C. My results are on Github. I ordered the boards again from PCBWay:



The board fits perfectly into the PSU 251053-11 package:




I had already ordered enough components to build two PSU 902503-06 replacements, two PSU 251053-11 replacements and a Greisi power supply for the 1541:
