• In Stock
  • Sold by Newegg
  • Make an Offer
Department
Show More
Brands
Show More
Price
Show More
Sold by
Availability
Current Promotion
Useful Links
Show More
Customer Ratings
avatar

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

Sort By:
View:
PCI-Express Multi-Serial Card PCI-E 4 Port RS232 Serial Card PCIe Controller with TTL level 1-pin or 9-pin Power Supply for Bank
Quick View
  •  
  • $58.17 
  • Free Shipping
  • $56.97 - $58.17
FOR RS232 RS-232 Serial Port COM DB25 Printer Parallel Port LPT to PCI-E PCI Express Card Adapter Converter WCH382 Chip
Quick View
  •  
  • $28.10 
  • Free Shipping
CH9329 UART TTL serial port to USB HID full keyboard and mouse module development board
Quick View
#1 Best Seller
in Semiconductors
CH9329 UART TTL serial port to USB HID full keyboard and mouse module development board

Limited time offer, ends 06/08

  • Type: RF Semiconductors
  • Model #: FF-GG-312
Single Port Serial to Ethernet Converter  RS485/RS232 to RJ45, Modbus TCP to RTU, MQTT Support, TCP/UDP Server/Client, Wide Power Input (6-36V), Industrial Serial Device Server
Quick View
  •  
  • $57.23 
  • Free Shipping
  • $56.03 - $57.23
FTDI Chip Isolated USB to TTL/RS232/RS485 3 IN 1 Serial Port Adapter Industrial-grade TTL RS-232 RS-485 Isolation
Quick View
  •  
  • $39.60 
  • Free Shipping
2 Port Dual RS232 RS-232 DB9 Serial Port COM Device to PCI Adapter Converter Card 2pcs
Quick View
  •  
  • $102.65 
  • Free Shipping
2 Port Dual RS232 RS-232 DB9 Serial Port COM Device to PCI Adapter Converter Card 5pcs
Quick View
  •  
  • $211.00 
  • Free Shipping
PCI Express PCI-E 4 Port Serial RS-232 COM DB9 Card Adapter Converter
Quick View
PCI Express PCI-E 4 Port Serial RS-232 COM DB9 Card Adapter Converter

Limited time offer, ends 05/15

  • Model #: C2AG-0116-C3
  •  
  • $50.64 
  • Free Shipping
  • $49.44 - $50.64
2 Port Dual RS232 RS-232 DB9 Serial Port COM Device to PCI Adapter Converter Card
Quick View
4 Port RS232 9 Pin Ports Serial PCI Express PCI-E Expansion Card COM DB9 Adapter
Quick View
  •  
  • $53.83 
  • Free Shipping
  • $52.63 - $53.83
2 Port RS232 Serial PCI-Express Expansion Card RS232 COMM DB9 Pin WCH382L Chipset
Quick View
  •  
  • $20.69 
  • Free Shipping
For ACA20 serial port PLC programming cable Data download cable
Quick View
  •  
  • $24.82 
  • Free Shipping
FOR Serial Server Rs485 to TCP/IP Ethernet Module TCP/RTU Two-way Transparent Transmission Serial Port to Network Port IOT9031
Quick View
  •  
  • $46.60 
  • Free Shipping
Single Port Serial Server RS232 RS485 RS422 Serial to Ethernet Converter DC 5V Transparent Transmission Between RS232/RS485/RS422 Ethernet Serial Data Communication Device (TCP232-302 RS232 Port)
Quick View
  •  
  • $55.30 
  • Free Shipping
  • $53.90 - $55.30