For the following model numbers, this adaptor is compatible only if your lamp was purchased AFTER April 2019. To verify, look at the Batch Number label on the bottom of your lamp showing month and year (i.e. 09 2022).
PL-0058T, D5900B-FFP, D59PNB, D5900B, D5900C, D5980B, D5980C, D59CP9, D59CPC, D59KIT9MSI, D59KIT9MSI-BASE, D59KIT9MSI2, D59PNB-FFP, D59PNC, D59SVC