LG RU44SZ80L Replacement Projector Lamp for Panasonic Rear Projection Television. Works with Zenith RPTV models: D52WLCD, D60WLCD, E44W46LCD, E44W48LCD, M52W56LCD, RT44SZ21RB,RT44SZ60DB, RT52SZ31RB, RU44SZ80L, RU44SZ81L,RU48SZ40, RU52SZ30, RU52SZ80L, RU52SZ81L, RU60SZ30. Replacement Projector Lamp for Panasonic Rear Projection Television. Works with Zenith RPTV models: D52WLCD, D60WLCD, E44W46LCD, E44W48LCD, M52W56LCD, RT44SZ21RB,RT44SZ60DB, RT52SZ31RB, RU44SZ80L, RU44SZ81L,RU48SZ40, RU52SZ30, RU52SZ80L, RU52SZ81L, RU60SZ30. 2 6 Month Warranty Same Business Day Premium Power Yes http://site.apexbattery.com/logos/premium-power.jpg 842740007440 New ER