| Connective Peripherals | USB2-H-6002 is a USB to RS-422 by Connective Peripherals part of the USB2-H-6002 series. | 1.359 | $190.66 | ACTIVE | |
| Connective Peripherals | Interface Modules HI-SPD USB TO 2-PORT RS422 INDUST ADAPTER | 1.525 | $105.09 | ACTIVE | |
| Connective Peripherals | Interface Modules HI-SPD USB TO 4-PORT RS422 INDUST ADAPTE | 1.501 | $348.80 | ACTIVE | |
| Connective Peripherals | USB2-H-6016-M is a USB to Serial by Connective Peripherals, with RS-422 interface, part of the USB2-H-600X-M series. | 2.457 | $1051.36 | ACTIVE | |
| Connective Peripherals | USB2-H-9002-M is a USB to Serial by Connective Peripherals with RS-232, RS-485 interface. | 1.503 | $255.12 | ACTIVE | |
| Connective Peripherals | USBC-H-422/485-M-ISO PRO is a USB to Serial by Connective Peripherals with RS-422, RS-485 interface. | 1.506 | $424.20 | ACTIVE | |
| Advantech | Interface Modules USB to RS-422/485 Adapter, Isoalted, DB9 | 1.161 | $286.00 | ACTIVE | |
| Advantech | Interface Modules USB TO ISO 422/485 USB to Ser Con - TB | 1.515 | $286.00 | ACTIVE | |
| Advantech | Interface Modules USB TO ISO 422/485 USB to Ser - 2 Pt | 1.221 | $527.20 | ACTIVE | |
| Advantech | Interface Modules USB TO 422/485 W/ TB Converter w/ Term B | 1.508 | $188.00 | ACTIVE | |
| Advantech | Interface Modules USB TO ISOLATED RS-232/422/485 4PRT | 1.504 | $1240.00 | ACTIVE | |
| Brainboxes | Interface Modules ExpressCard 1 Port RS232 1MBaud | 1.508 | $1510.96 | ACTIVE | |
| ADLINK Technology | Interface Modules WBP-13E4 PICMG 1.3 workstation grade backplane supports 1x PCIe x8, 3x PCIe x4 and 8x PCI | 1.701 | $411.86 | ACTIVE | |
| Advantech | WISE-1251W0-0000E is a Interface by Advantech. | 1.505 | $3.64 | ACTIVE | |
| WIZnet | BRIDGE ETHR 10/100 BASE-T/TX PHY | 1.544 | $24.30 | ACTIVE | |
| WIZnet | CNVRTR ETHR 10/100 BASE-T/TX PHY | 1.529 | $35.53 | ACTIVE | |
| WIZnet | WIZ107SR-232 by WIZnet, 3.3V supply voltage, with RS232 interface, in Module package, rated for -40°C ~ 85°C. | 1.695 | RFQ | ACTIVE | |
| WIZnet | WIZ107SR-TTL by WIZnet, 3.3V supply voltage, with RS232 interface, in Module package, rated for -40°C ~ 85°C. | 1.108 | RFQ | ACTIVE | |
| WIZnet | CNVRTR ETHR 10/100 BASE-T/TX PHY | 1.677 | $35.49 | ACTIVE | |
| WIZnet | CNVRTR ETHR 10/100 BASE-T/TX PHY | 905 | RFQ | ACTIVE | |