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Seeking Info on UltraBay Converters: FRU 62P4557 (Slim to 2000 Plus) & FRU 73P3268

Posted: Tue May 12, 2026 3:20 pm
by Chizuru
Hi everyone,
I'm looking for an accessory, officially from IBM, that can convert an Ultrabay Slim to an Ultrabay 2000 (Plus). the fru number is 62P4557.
​This accessory converts a 9.5mm high Slim drive to a 12.5mm high 2000 (Plus) slot and changes the interface position. this would require an internal circuit board or similar component to complete the conversion.
​Also, according to Thinkwiki, ibm released an accessory to convert an ultrabay enhanced to an Ultrabay 2000 (Plus); I believe the fru number is 73P3268.
This allows the A series and T21-T30 and R30-R40 to use newer (and cheaper) hardware. Since these original parts are nearly extinct, i have the following questions for the community:
​Has anyone successfully 3D modeled these shells?
​Has anyone documented the internal circuit or pin alignment for the interface conversion?
​Any help, technical diagrams, or high-res photos of the internals would be greatly appreciated!