Your Browsing History
- In Stock
- Sold by Newegg
- Make an Offer
Any questions? Our AI beta will help you find out quickly.
Try me now

Quick View
Combo Serial Parallel Expansion Card PCI Express to Printer LPT Port RS232 Com Port Adapter IEEE 1284 Controller Card WCH382 Chip for Desktop PC Windows 10 with Low Bracket
Limited time offer, ends 07/26
- Model #: C2AG-029-C24
- $41.37 –
- More options from $41.37 - $43.89
- Free Shipping

Quick View
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
Limited time offer, ends 07/26
- Model #: C2AG-C0325-54
- $54.17 –
- More options from $54.17 - $58.03
- Free Shipping

Quick View
USB to RS232 Serial Cable 1.8M FTDI Chipset DB9 COM Port Converter Adapter, Industrial-Grade USB to Serial Converter with Surge & ESD Protection, Compatible with Windows/Linux/Mac OS
Limited time offer, ends 07/26
- Model #: LHXC6W1JU9-628
- $75.23 –
- Free Shipping

Quick View
USB to Multi-Serial Port Module - TTL/RS232/RS422/RS485, Extended Interface, in-Module Serial Signal Conversion, Industrial Grade Isolated Metal Shell Adapter
- Model #: WUQSFH535827
- $128.99 –
- Free Shipping

Quick View
USB to RS485/RS422 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 11 10 8 7 XP Mac 6 Feet
Limited time offer, ends 07/21
- Model #: 681877830793
- $44.98 –
- More options from $39.99 - $44.98
- Free Shipping

Quick View
WISDUM USR-TCP232-306 Serial Port RS232/RS485/RS422 to TCP Converter with DHCP and Built-in Webpage with 5V 3A Power Supply (1PCS)
Limited time offer, ends 07/26
- Model #: C2AG-0127-C118
- $51.54 –
- More options from $51.54 - $54.49
- Free Shipping

Quick View
PCI Multiport Serial Card Serial port RS232 6 COM port 9-pin device PCI card industrial expansion Moschip 9865 chipset win10
Limited time offer, ends 07/26
- Model #: C2AG-0116-C45
- $42.44 –
- More options from $42.44 - $45.01
- Free Shipping

Quick View
DTECH IOT9064 Industrial 4-Port Serial to Ethernet Server - RS232/485 to TCP/IP Converter with Web Management
- Model #: BZ59-1125-13
- $121.39 –
- Free Shipping

Quick View
4 Port USB to RS232 DB9 Serial (9-Pin) Adapter Cable 5ft Compatible with MAC OS, Windows, Android, Linux (4 Port)
- Model #: WUQDFG446B2719
- $94.99 –
- Free Shipping

Quick View
USR-TCP232-306 Serial Port RS232/RS485/RS422 to TCP Converter with DHCP and Built-in Webpage with 5V 3A Power Supply (2PCS)
- Model #: zqzq-3792
- $77.60 –
- Free Shipping

Quick View
JAENFONG USR-TCP232-306 Serial Port RS232/RS485/RS422 to TCP Converter with DHCP and Built-in Webpage with 5V 3A Power Supply (1PCS)
- Model #: MJU-1162
- $46.99 –
- Free Shipping

Quick View
4 DB-9 Serial Rs232 Ports Pcie Controller Card PCI Express 4 Ports Serial Port with 1 TTL Port with Fan-Out Cable
Limited time offer, ends 07/26
- Model #: C2AG-0115-C17
- $50.48 –
- More options from $50.48 - $53.38
- Free Shipping

Quick View
6ft (1.8m) 1-Port FTDI USB to Serial RS232 Adapter Cable with COM Retention, USB to RS232 Adapter - TAA
- Model #: 534487022046
- $63.99 –
- More options from $63.99 - $67.99
- Free Shipping

Quick View
DTECH IOT9063 Industrial 2-Port Serial to Ethernet Server - RS232/485 to TCP/IP Converter with Dual-Channel Support
- Model #: BZ59-1125-14
- $61.39 –
- More options from $60.39 - $62.19
- Free Shipping

Quick View
Industrial Grade PCI express 4 ports Serial card PCI-e Multi RS232 DB9 COM port adapter 5VDC 12DV power PCIe low profile bracket
Limited time offer, ends 07/26
- Model #: C2AG-0210-C11
- $82.74 –
- More options from $82.74 - $86.99
- Free Shipping

Quick View
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)
- Type: Amplifiers
- Model #: SMTF-B07VXP57MK
- $52.99 –
- Free Shipping

Quick View
5PCS USR-K7 TTL UART to Ethernet Serial Server Module, 10/100Mbps RJ45 Port, Modbus RTU to TCP Converter
Limited time offer, ends 07/30
- Model #: C24W-X1903
- $186.99 –
- Free Shipping

Quick View
AJMRTC SD2SP2 Pro TF Micro SD Card Reader Adapter Compatible with Nintendo GameCube NGC Serial Port 2 SP2 Memory Card Loader Mod for GC Console
- Model #: AJMRTC SD2SP2
- $15.99 –
- Free Shipping

Quick View
1pcs for Motherboard 9 Pin RS232 DB9 Pin Com Port Ribbon Serial Cable Connector Bracket Female
- Model #: OUG-824
- $12.67 –
- Free Shipping

Quick View
High quanlity 7PIN SATA 3.0 data male to male Port adapter straight angle 7P Serial ATA III 6Gbps Jack Connector Coupler
Limited time offer, ends 08/05
- Model #: ADTU C3741
- $6.49 –
- More options from $6.49 - $19.99
- Free Shipping

Quick View
FOR Serial Port to Ethernet Transparent Transmission Module ATK-UART2ETH Serial Server Network Port
- Model #: zcw5142
- $44.99 –
- Free Shipping

Quick View
FOR Serial Server Rs485 to TCP/IP Ethernet Module TCP/RTU Two-way Transparent Transmission Serial Port to Network Port IOT9031
- Model #: ZCW5071
- $48.20 –
- Free Shipping

Quick View
FOR R100A Dual Serial Port RS232/485 to Ethernet RTU to Ethernet Internet of Things TCP/IP Gateway Data Transmission Module
- Model #: ZCW0011
- $122.20 –
- Free Shipping

Quick View
FTDI Chip Isolated USB to TTL/RS232/RS485 3 IN 1 Serial Port Adapter Industrial-grade TTL RS-232 RS-485 Isolation
- Model #: zcw0073
- $41.20 –
- Free Shipping

Quick View
8 Port PCIE to DB9 RS232 Serial Expansion Card, PCI-E Express RS232 DB9 Serial Controller Adapter Card
Limited time offer, ends 07/30
- Model #: C24W-X1837
- $82.79 –
- Free Shipping

Quick View
Single Port Serial Server RS232 RS485 RS422 Serial to Ethernet Converter DC 5V Transparent Transmission Between RS232/RS485/RS422 Ethernet Serial Data Communication Device (TCP232-304 RS485 Port)
Limited time offer, ends 07/29
- Model #: cy-4869
- $38.48 –
- Free Shipping

Quick View
USR-TCP232-306 Serial Port RS232/RS485/RS422 to TCP Converter with DHCP and Built-in Webpage with 5V 3A Power Supply (2PCS)
Limited time offer, ends 07/29
- Model #: cy-4376
- $82.20 –
- Free Shipping

Quick View
PCI Multiport Serial Card Serial port RS232 6 COM port 9-pin device PCI card industrial expansion Moschip 9865 chipset win10
- Model #: CW-USB-DF3606
- $162.50 –
- Free Shipping

Quick View
Passive RS232 to RS485 Serial Communication Converter, Port-Powered Adapter with Surge Protection
Limited time offer, ends 07/30
- Model #: C24W-X1553
- $26.76 –
- Free Shipping

Quick View
Half-Size Mini PCIe to 2-Port RS232 DB9 Serial Card, Industrial COM Controller with EXAR XR17V352 Chip
Limited time offer, ends 07/30
- Model #: C24W-X1596
- $43.89 –
- Free Shipping

Quick View
PCI Express PCI-E 4 Port Serial RS-232 COM DB9 Card Adapter Converter
Limited time offer, ends 07/26
- Model #: C2AG-0116-C3
- $48.61 –
- More options from $48.61 - $51.44
- Free Shipping



