All very confusing Chris. Partfinder lists no parts for W123UK(BG) even though it lists the model number.
For a W123UK(BG)M module is 093157, eeprom 089846. for that serial number
for model W123UK(BG)P module is 093157, eeprom is listed as W123UKBG, 094742 with no serial number alternatives. ❓