Top Seller — #USOPTL4-2P — Data Transfer Adapter – Lifetime – United States – USB 2.0 Type B - Female – Terminal Block RS-422/485 Serial - Male – Type B USB 2.0 USB Female – Terminal Block RS-422/485 Serial Male
#USR604 — Data Transfer Adapter – Lifetime – United States – USB 2.0 - Female – Metal – USB 2.0 USB Female – 4 x 9-pin DB-9 RS-232/RS-422/485 Serial Female