Part Type Power Supply Unit Part Number BN44-00443A Part Usage Plasma MFR Part Number 1 Samsung BN44-00443A Board Number(s) PSPF331501A Substitute Parts BN44-00443B Known Models SAMSUNG PN51D430A3DXZA SAMSUNG PN51D440A5DXZA SAMSUNG PN51D450A2DXZA SAMSUNG PN51D490A1DXZA SAMSUNG PN51D495A6DXZA