Electrified 6912B22007B / 69377 FACTORY ORIGINAL Replacement BULB ONLY for Zenith Models BRAND NEW FACTORY ORIGINAL REPLACEMENT BULB ONLY FOR ZENITH MODELS: 44SZ8R, 52SX4D, 52SZ8R, 62SX4D, 62SX4R, Z44SZ80, Z52SZ80