Thank you for selecting Aerospace Aviation 360 for ZD20CDW by Teledyne Instruments Inc under Solid State Relays. We are proud to be an ASAP Semiconductor owned and operated website, a leading distributor of aviation and aerospace part numbers like ZD20CDW. To help us better understand your parts requirements, please fill out an RFQ form for part number ZD20CDW with your details, and our customer executive will respond to your RFQ in 15 minutes or less.