This Garmin GTX 330 ES transponder is a reliable and high-quality avionics device. It is compatible with various makes and models of aircraft and comes with a 30-day return policy for added peace of mind. The manufacturer part number is 011-00455-60. Serial Number 84150248  This transponder has been repaired with Garmin 8130 and is ready for use. It is a great addition to any aviation enthusiast's collection and is sure to provide accurate and reliable performance. Bid with confidence on this item, which falls under the categories of Transponders, Avionics, Aviation Parts & Accessories, and Parts & Accessories on eBay Motors.