Part Type: Power Supply Unit Part Number: BN44-00443B Part Usage: Plasma MFR Part Number 1: Samsung BN44-00443B Board Number(s): PB5-DY HU10251-11019 Substitute Parts: BN44-00443A Known Models: SAMSUNG PN51D430A3DXZA PN51D440A5DXZA PN51D450A2DXZA PN51D490A1DXZA PN51D495A6DXZA