The Sony XL-2100 E-Series Replacement Lamp is an E-Series – OEM equivalent replacement Lamp for the following models: Sony: KDF 42WE655 – Sony: KDF 50WE655 – Sony: KDF 60XBR950 – Sony: KDF 70XBR950 – Sony: KF 42SX300U – Sony: KF 42WE610 – Sony: KF 42WE620 – Sony: KF 50SX300 – Sony: KF 50WE610 – Sony: KF 50WE620 – Sony: KF 60SX300 – Sony: KF 60WE610 – Sony: KF 60WE620 – Sony: KF WE42S1. The XL-2100 is also known as: XL2100 – XL-2100U – XL2100U – A-1606-034-B – A1606034B – A-1606-075-A – A1606075A. Please note that these units are replacement parts and are not made my Sony.