Skip to main content
  • New
Brands
Show More
Price
Show More
Connectors
Interface
All Top Brands
Condition
Useful Links
Sort By:
View:
YEPLOOK PCIe to 2x DB9 RS232 COM Serial Port+ 1x DB25 Parallel Port Printer LPT Adapter Card Chipset ASIX/AX99100 for Desktop Computer
Quick View
  •  
  • $19.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
8 Serial Port DB9 RS232 PCIe Riser Card PCI-Express X1 Expansion Card Adapter High Speed 920KB with Heat Sink Chip ASIX AX9900
Quick View
  •  
  • $63.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
Ethernet RJ45 to RS485 Converter Industrial Grade Serial Device Server Ethernet LAN Converter Adapter Support TCP/RTU/UDP Modes
Quick View
  •  
  • $32.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
PCIe to 2 Serial Port RS232 DB9 PCI-E PCI Express 1x Adapter Riser Card Support RS232, RS485 & RS422 Modes Chipset ASIX/AX9900
Quick View
  •  
  • $19.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
PCIe 1X to 1 Port DB9 RS232 Serial Port + 1 Port DB25 Parallel Port Expansion Card I/O PCI Express Riser Card Chip ASIX/AX9900
Quick View
  •  
  • $19.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
PCIe to 4 x Serial Port DB9 RS232 COM Expansion Card PCI Express X1 Riser Card Adapter Chipset ASIX/AX99100
Quick View
  •  
  • $17.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable
Quick View
  •  
  • $49.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
PCIe to 4 Ports DB9 RS232 COM Serial Port I/O PCI-E X1 Riser Card Expansion Adapter Chipset ASIX/AX9900 for Desktop PC Computer
Quick View
  •  
  • $21.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
RS232 to RS485 Serial Network Ethernet Device Server Active Converter DB9 Female with Power Supply Cable for Industrial Use
Quick View
  •  
  • $27.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
PCI-E 1x Single Port DB9 RS232 PCIe to Serial Port Expansion Card Adapter Converter Chipset ASIX AX9900 for Desktop PC Computer
Quick View
  •  
  • $18.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
Ethernet RJ45 to RS232 DB9 Serial Port Device Server Converter Industrial Ethernet LAN Adapter Support TCP/RTU/UDP Modes
Quick View
  •  
  • $29.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
WiFi RJ45 Ethernet to RS232 RS485 Serial Server Converter 2.4GHz Support WatchDog Modbus Gateway TCP/UDP/HTTP IP P2P Chipset MTK
Quick View
  •  
  • $55.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
PCIe 1X to 8 Serial Port DB9 RS232 Expansion Card Adapter Chip ASIX AX9900 for PC, Touch Screen, Scanner, Printer, Modem, Reader
Quick View
  •  
  • $69.99 –
  • Free Shipping
Direct from YEPLOOK Direct from YEPLOOK
UT-754P 4-Port Industrial RS-232 PCI Multi-Serial Port Card 3.3V and 5V PCI BUS
Quick View
  •  
  • $97.28 –
  • Free Shipping
Vszerda 2 Port Serial DB9 RS232 PCI-e 1.0 x1 with Low Bracket SI-PEX15055
Quick View
Vszerda 2 Port Serial DB9 RS232 PCI-e 1.0 x1 with Low Bracket SI-PEX15055

Limited time offer, ends 10/25

  • Model #: SI-PEX15055
  •  
  • $48.99 –
  • Free Shipping
MOXA CP-134U V2 4-port RS-422/485 PCI multi-serial card
Quick View
  •  
  • $66.00 –
  • Free Shipping
1Pc BS101P FT232RL Module USB Serial Port UART 1.8v 2.5v 3.3v 5v 4in1 Module Board
Quick View
Direct from Famisym Direct from Famisym
PCIe Serial and Parallel Port Card Desktop PCI-E 1 and 2 Serial Port Card Built-in 2S1P COM Serial Parallel Port Card
Quick View
PCIE 1x to 4-port 2-port RS232 serial card, 2-port 4-port expansion card, desktop computer universal COM card
Quick View
  •  
  • $38.79 –
  • Free Shipping
PCI-E 1 Parallel port 2 Serial card pcie to COM9 pin RS232 industrial control serial port expansion card AX99100 chip
Quick View
  •  
  • $28.61 –
  • Free Shipping
IO CREST 6 Port RS-232 DB9 Serial PCI-Express 2.0 x1 Card SI-PEX15040
Quick View
IO CREST 6 Port RS-232 DB9 Serial PCI-Express 2.0 x1 Card SI-PEX15040

Limited time offer, ends 10/07

  • Model #: C7FK-OYS-2026.7.28-744
  •  
  • $97.99 –
  • Free Shipping
IO CREST 6 Port RS-232 DB9 Serial PCI-Express 2.0 x1 Card SI-PEX15040
Quick View
IO CREST 6 Port RS-232 DB9 Serial PCI-Express 2.0 x1 Card SI-PEX15040

Limited time offer, ends 10/07

  • Model #: C7FK-OYS-2026.7.28-552
  •  
  • $97.99 –
  • Free Shipping
IO CREST 6 Port RS-232 DB9 Serial PCI-Express 2.0 x1 Card SI-PEX15040
Quick View
IO CREST 6 Port RS-232 DB9 Serial PCI-Express 2.0 x1 Card SI-PEX15040

Limited time offer, ends 10/07

  • Model #: C7FK-OYS-2026.7.28-53
  •  
  • $97.99 –
  • Free Shipping

Related searches

avatar

Any questions? Our AI mode will help you find out quickly.

Did You Find It?