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Serial Adapter with Different Port Apply to Various System
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  • $56.99 
  • Free Shipping
4-Port RS-232 RS-422 RS-485 Serial Server NPORT5450 Original
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  • $1,783.99 
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PCIe Serial and Parallel Port Card Desktop PCI-E 1 and 2 Serial Port Card Built-in 2S1P COM Serial Parallel Port Card
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  • $25.27 
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TRENDnet TU-S4, 4-Port USB to Serial RS232 Hub, Black
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  • $108.99 
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P4M-440G Serial MQTT Ethernet Module with Evaluation Board Kit
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  • $178.99 
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DB9 Male to DB25 Female Mini Serial Port Cable Adapter Gender Changer
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DB9 Male to DB25 Female Mini Serial Port Cable Adapter Gender Changer

Limited time offer, ends 09/20

  • Model #: C745-L708-464
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  • $48.99 
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USB to db9 rs232 Serial Adapter conveter Computer Cable
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  • $186.99 
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PCIe Serial Expansion Card PCI-Express to 2 Ports Adapter
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  • $180.99 
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FOR 1pcs 4 Port SATA PCI CONTROLLER RAID CARD 4 SATA SERIAL ATA PCI CONTROLLER RAID I/O CARD PC+Cable
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  • $32.27 
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5pcs Serial Port Converter Module RS232 to TTL Female Equipment Upgrades MAX3232 Root Module Connecter
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  • $31.99 
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DTECH USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 11 10 8 7 XP Mac -1.5 Feet
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  • $27.07 
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8 RS485 Ports Serial Ethernet Converter USR-N580 X 1 Set
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  • $261.99 
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Serial Communication 9-Port Interface RS232 Port Adapter
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  • $313.99 
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Industrial PoE Serial Device Server NPort P5150A
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  • $1,131.99 
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DTECH 10 Feet USB 2.0 to RS232 DB9 Serial Port Adapter Cable with FTDI Chipset Supports Windows 11 10 8 7 and Mac Linux
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  • $47.51 
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FOR USB2.0 USB 2.0 to RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Converter Adapter Cable chipset 1.8M Ring Led
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  • $83.15 
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FOR USB2.0 USB 2.0 to RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Converter Adapter Cable set 1.8M Ring Led
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  • $83.15 
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FOR USB2.0 USB 2.0 to RS485 RS-485 RS422 RS-422 DB9 COM Serial Port Converter Adapter Cable chipset 1.8M Ring Led
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  • $83.15 
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DTECH FTDI USB to TTL Serial Adapter 5V Cable 6 Pin Female Socket Header UART IC FT232RL Chip for Windows 10 8 7 Linux MAC OS (3ft, Black)
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  • $48.50 
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