![2-Port Serial PCI-Express Card 2 x 9-pin external Serial Ports - DB9 male UPH Desktop Desktop - Internal Card. PcHub.com - Laptop parts , Laptop spares , Server parts & Automation 2-Port Serial PCI-Express Card 2 x 9-pin external Serial Ports - DB9 male UPH Desktop Desktop - Internal Card. PcHub.com - Laptop parts , Laptop spares , Server parts & Automation](https://www.pchub.com/images/thumbs/0086829_UPH-Desktop-Desktop-Internal-Card-2-x-9-pin-external-Serial-Ports-DB9-male-b-86829_550.jpeg)
2-Port Serial PCI-Express Card 2 x 9-pin external Serial Ports - DB9 male UPH Desktop Desktop - Internal Card. PcHub.com - Laptop parts , Laptop spares , Server parts & Automation
![SIIG DP Cyber 1S1P PCIe Card - Full-height Plug-in Card - PCI Express 2.0 x1 - PC - 1 x Number of Parallel Ports External - 1 x Number of Serial Ports External SIIG DP Cyber 1S1P PCIe Card - Full-height Plug-in Card - PCI Express 2.0 x1 - PC - 1 x Number of Parallel Ports External - 1 x Number of Serial Ports External](https://www.centralcomputer.com/media/catalog/product/cache/6ebaea33771c22d8dcc36c8c09cbd633/1/0/1061323052.jpg)
SIIG DP Cyber 1S1P PCIe Card - Full-height Plug-in Card - PCI Express 2.0 x1 - PC - 1 x Number of Parallel Ports External - 1 x Number of Serial Ports External
![Amazon.com: DualSerial 2 Port + 1 Parallel Port PCI Express Card, PCIe Serial Port, Parallel Port Combo Card PCI Express Card Compatible with 16C450/16C550 UART : Electronics Amazon.com: DualSerial 2 Port + 1 Parallel Port PCI Express Card, PCIe Serial Port, Parallel Port Combo Card PCI Express Card Compatible with 16C450/16C550 UART : Electronics](https://m.media-amazon.com/images/I/5115VlNxDqL._AC_UY218_.jpg)
Amazon.com: DualSerial 2 Port + 1 Parallel Port PCI Express Card, PCIe Serial Port, Parallel Port Combo Card PCI Express Card Compatible with 16C450/16C550 UART : Electronics
![2X CH341T Two-In-One Module USB to I2C IIC UART USB to TTL Single-Chip Serial Port Downloader - Walmart.com 2X CH341T Two-In-One Module USB to I2C IIC UART USB to TTL Single-Chip Serial Port Downloader - Walmart.com](https://i5.walmartimages.com/asr/5edaba3a-f452-4a3b-af23-68140f25d67c.2162d0eaa779a0dc93ca8d53346717ce.jpeg)
2X CH341T Two-In-One Module USB to I2C IIC UART USB to TTL Single-Chip Serial Port Downloader - Walmart.com
![PCIE 2 Port Serial Expansion Card Pci Express to Industrial RS232 Serial Port Adapter 9Pin for Desktop Pc - Walmart.com PCIE 2 Port Serial Expansion Card Pci Express to Industrial RS232 Serial Port Adapter 9Pin for Desktop Pc - Walmart.com](https://i5.walmartimages.com/asr/a7ae9fb8-9b4e-4654-9449-d4b319a27dd4.79af9cbdb9ae3e23e5368ce3b06d0d57.jpeg)
PCIE 2 Port Serial Expansion Card Pci Express to Industrial RS232 Serial Port Adapter 9Pin for Desktop Pc - Walmart.com
![Serial Port Terminal Server Uds1100 External Serial Port To Ethernet - Instrument Parts & Accessories - AliExpress Serial Port Terminal Server Uds1100 External Serial Port To Ethernet - Instrument Parts & Accessories - AliExpress](https://ae01.alicdn.com/kf/HTB1saIqnVkoBKNjSZFkq6z4tFXaW/Serial-port-terminal-server-UDS1100-external-serial-port-to-Ethernet.jpg_.webp)
Serial Port Terminal Server Uds1100 External Serial Port To Ethernet - Instrument Parts & Accessories - AliExpress
![Serial Port 56k Fax Modem/ External Modem / Serial Port Cat / Fax Cat Free Driver - Integrated Circuits - AliExpress Serial Port 56k Fax Modem/ External Modem / Serial Port Cat / Fax Cat Free Driver - Integrated Circuits - AliExpress](https://ae01.alicdn.com/kf/HTB1ILsdRpXXXXajXFXXq6xXFXXXU/Serial-port-56K-FAX-MODEM-external-Modem-serial-port-cat-fax-cat-free-driver.jpg)
Serial Port 56k Fax Modem/ External Modem / Serial Port Cat / Fax Cat Free Driver - Integrated Circuits - AliExpress
![Bs-74dn External Power Supply Antenna Receiver Gps Db9 Serial Port Rs232 Output Receiver - Buy Gps Receiver,External Power Supply Antenna Receiver,Db9 Serial Port Rs232 Output Receiver Product on Alibaba.com Bs-74dn External Power Supply Antenna Receiver Gps Db9 Serial Port Rs232 Output Receiver - Buy Gps Receiver,External Power Supply Antenna Receiver,Db9 Serial Port Rs232 Output Receiver Product on Alibaba.com](https://sc02.alicdn.com/kf/Hd49b723d35b246958dc39637b12a7c33R/220726009/Hd49b723d35b246958dc39637b12a7c33R.jpg_.webp)
Bs-74dn External Power Supply Antenna Receiver Gps Db9 Serial Port Rs232 Output Receiver - Buy Gps Receiver,External Power Supply Antenna Receiver,Db9 Serial Port Rs232 Output Receiver Product on Alibaba.com
![Notebook Optical Drive Sata To Usb Cable Serial Port Easy Drive External Optical Drive Box Sata7+6 Line To Usb - Buy Sata To Usb,Cable Sata To Usb,13 Pin Sata Cable Product on Notebook Optical Drive Sata To Usb Cable Serial Port Easy Drive External Optical Drive Box Sata7+6 Line To Usb - Buy Sata To Usb,Cable Sata To Usb,13 Pin Sata Cable Product on](https://sc04.alicdn.com/kf/HLB1du_jRkvoK1RjSZFDq6xY3pXac.jpg)
Notebook Optical Drive Sata To Usb Cable Serial Port Easy Drive External Optical Drive Box Sata7+6 Line To Usb - Buy Sata To Usb,Cable Sata To Usb,13 Pin Sata Cable Product on
![Stm 32f105 Development Board Stm Multi-serial Port Development Board With Rtc 485 Interface External Flash - Abs Sensor - AliExpress Stm 32f105 Development Board Stm Multi-serial Port Development Board With Rtc 485 Interface External Flash - Abs Sensor - AliExpress](https://ae01.alicdn.com/kf/H395400f6870f47ad988a6d987b48638cs/STM-32f105-Development-Board-STM-Multi-Serial-Port-Development-Board-with-RTC-485-Interface-External-Flash.jpg)
Stm 32f105 Development Board Stm Multi-serial Port Development Board With Rtc 485 Interface External Flash - Abs Sensor - AliExpress
![Brainboxes 1 Port RS232 Ethernet to Serial Adapter - DIN Rail Mountable - PC Linux Mac - 1 x Number of Serial Ports External - TAA Compliant Brainboxes 1 Port RS232 Ethernet to Serial Adapter - DIN Rail Mountable - PC Linux Mac - 1 x Number of Serial Ports External - TAA Compliant](https://www.centralcomputer.com/media/catalog/product/cache/6ebaea33771c22d8dcc36c8c09cbd633/0/7/072273fcafd0ada46d6641e133425c09799a19a5a7d93e26ab181515f2c38129.jpeg)
Brainboxes 1 Port RS232 Ethernet to Serial Adapter - DIN Rail Mountable - PC Linux Mac - 1 x Number of Serial Ports External - TAA Compliant
![Amazon.com: PartsCollection 20-Inch Motherboard Serial COM Port Header Panel Mount IDC Ribbon Cable (10-PIN Internal to 9-PIN External Connector) : Electronics Amazon.com: PartsCollection 20-Inch Motherboard Serial COM Port Header Panel Mount IDC Ribbon Cable (10-PIN Internal to 9-PIN External Connector) : Electronics](https://m.media-amazon.com/images/I/71w3S8Rs1OL.jpg)