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Displaying 1 to 20 (of 182 products)

BB-232CL9R BB-232CL9R 232CL9R DB9 RS232 to Current Loop W/TB

$124.99

$ 52 .99 $52.99

4.8
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PCIE RS232 Expansion Card PCIe Serial Host Controller Card with 2 Port PCI Express RS232 DB9 Serial Port, ASIX AX99100 Chip, Support for Windows

$17.07

$ 8 .99 $8.99

4.7
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USB to TTL Serial Port Module CH340N CH340 Chip Integrated 5V to 3.3V Converter Adapter FS-USB-UTTL

$10.19

$ 4 .99 $4.99

4.7
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Red Lion Controls/N-Tron DA10D0C000000000 DA10D Data Acquisition Protocol Converter; (1) RS232; (1) RS232 or RS485

$1,110.93

$ 99 .00 $99.00

4.9
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waveshare RS485 to Ethernet Converter High-Speed Low-Power High-Stability Upgradable Supports Customized Heartbeat/Registration Packets,Customized Webpage,RFC2217-like Protocol,Time-Out Reboot

$24.95

$ 11 .99 $11.99

4.6
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PCIe 5.0 x16 to 2 MCIO x8 Adapter Card for 4 U.2 NVMe SSD (Side Top Interface)

$69.99

$ 29 .99 $29.99

5.0
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MAX485 TTL to Turn RS485 Module Level Conversion 485 to Serial UART MAX485CSA RS-485 for Arduieno DC 3.3V 5V Electronic DIY KIT New 2025 for Arrival High for Quality

$18.99

$ 8 .99 $8.99

4.6
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Cisco HWIC-8A serial adapter High-Speed WAN Interface Card

$362.69

$ 99 .00 $99.00

5.0
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Moxa MGate MB3270-2 Port RS-232/422/485 Advanced Modbus TCP to Serial Communication Gateway

$550.00

$ 99 .00 $99.00

4.3
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Coral Dual Edge TPU Adapter for Coral m.2 Accelerator - M.2 2280 B+M Key PCIe x1 Gen2 Adapter Board with Mounting Screw

$60.00

$ 27 .99 $27.99

4.8
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1 Port Serial PCI Card

$25.00

$ 12 .99 $12.99

4.9
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Industrial Isolated Rail-Mount RS232/485/422 Serial Server, RS232/485/422 to RJ45 Ethernet Module with POE Function, TCP/IP to Serial Converter, Multi Communication Modes, Modbus Gateway Support

$36.99

$ 17 .99 $17.99

5.0
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DB26 Metal Shell Breakout Connector, Solderfree RS232 D-SUB Serial to 26-Pin Port Terminal Male Adapter Pure Copper Core Gold Plated Connector with Case

$18.99

$ 8 .99 $8.99

4.3
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Zipabox Serial Module Allows RS232/485 and USB Connections, zbm.serial, White

$25.00

$ 11 .99 $11.99

4.7
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BB-USO9ML2-LS-A,Interface Modules ULI-321DCK USB x 1 Lck Iso. RS-232 DB9M

$349.99

$ 99 .00 $99.00

4.4
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PCI Express RS232 Serial Adapter Card, Expansion Card RS232 PCI Express Serial Card Serial Ports Serial Host Controller Card Versatile Compatibility

$14.58

$ 6 .99 $6.99

4.5
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DUTTY TTL to RS485 Module Hardware Automatic Flow Control Board RS485 Mutual Conversion TTL Signal microcontroller Serial Port with 4Pin line 2pcs

$7.99

$ 3 .99 $3.99

4.5
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2PCS CC2540 USB dongle Protocol Analysis Module Serial Port

$19.50

$ 9 .99 $9.99

4.4
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Socket Communications Serial I/O PC Card Ruggedized (SL0707-078)

$140.95

$ 56 .99 $56.99

4.6
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Wiegand Converter, WG26 / 34 to RS232 Serial Port, bidirectional Mutual Conversion/ASCII Text Input and Output (female)

$42.82

$ 19 .99 $19.99

4.8
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Displaying 1 to 20 (of 182 products)