Samsung PN58C550G1FXZA Power Supply Board BN44-00331A Please order by the part # below to ensure compatibility. Ordering by board # or TV model # will not guarantee compatibility with your unit. Please contact us with any questions: BN44-00331A Other Board #s and TV Model #s: UL60065 PN58C500G2FXZA UY01 PN58C550G1FXZA UY01 PN58C590G4FXZA PN58C680G5FXZA