serial port | Newegg.com

PCIE 1x to 4-Port RS232 Serial Port Card Adapter 2-Port 4-Port Expansion Card Desktop Purpose COM Card(2 Port)

Model #: TOLDB0F44FVP2K

$89^.99 –
Free Shipping

Compare

Mini PCIe to 8-Port RS232 Serial Card Industrial COM Port Expansion Adapter with 8 DB9 Outputs, 15KV ESD Protection, Wide Temperature Range -40°C~85°C, Compatible with Windows/Linux Systems

Model #: TOLDB0FYH13LZC

$154^.99 –
Free Shipping

Compare

Quick View

PCIE 1x to 4-port 2-port RS232 serial card, 2-port 4-port expansion card, desktop computer universal COM card

Model #: C738-WXY-80500033

$39^.99 –
Free Shipping

Compare

Quick View

StarTech.com 2-Port Serial PCIe Card 2S232422485-PC-CARD - Dual-Port PCIe / DB9

Type: Computer Accessories
Weight: 0.3300
Model #: 2S232422485-PC-CARD

$93^.99 –
Free Shipping

Compare

Quick View

Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable

Model #: DW-TXI038

$45^.99 –
Free Shipping

Compare

Quick View

StarTech.com 2-Port USB-C Hub with Gb Ethernet and RS232 FTDI Serial, Attached USB-C to USB-A Dongle, 100W PD Pass-Through, 2x USB-A 5Gbps

Part Number: 5G2A1SGBB-USB-C-HUB
Network Media: Data Transfer Rate: 640 MB/s
Uplink Ports: USB Version: 3.2 Gen 1 Total Number of USB Ports: 3 Number of Network (RJ-45) Ports: 1 USB Connector Type: Type-C Type-A
Uplink Interface: Host Interface: USB 3.2 (Gen 1) Type C USB 3.2 (Gen 1) Type A
Model #: 5G2A1SGBB-USB-C-HUB

$82^.99 –
More options from $82.99 - $99.06
Free Shipping

Compare

Opengear OM1300 Operations Manager - 3.91 GB - LPDDR4 SDRAM - Twisted Pair, Optical Fiber - 2 Total Expansion Slot - 2x RJ-45 - 2x USB - 8x Serial Port - OM1308-8E-C

Quick View

Lowest price

in 30 days

Opengear OM1300 Operations Manager - 3.91 GB - LPDDR4 SDRAM - Twisted Pair, Optical Fiber - 2 Total Expansion Slot - 2x RJ-45 - 2x USB - 8x Serial Port - OM1308-8E-C

Interface: RS232, USB 3.0, Ethernet
Brand: Opengear
Part Number: OM1308-8E-C
LAN Ports: 8x 1GbE + 2x 1GbE/SFP Combo
Model #: OM1308-8E-C

$2,949.00
$2,754^.99 –
Save: $194.01 (6%)
Free Shipping

Compare

Quick View

Vertiv Avocent ACS8048DAC-400 ACS8000 Serial Console - 48 port Console Server | Dual AC

Type: Consumer Electronics
Model #: ACS8048DAC-400

Compare

Quick View

PCIE-E to RS-232 serial port expansion card COM port desktop computer host adapter card 9-pin DB9 industrial control

Model #: C73X-L616-41

$59^.30 –
More options from $59.30 - $61.30
Free Shipping

Compare

Quick View

JAENFONG Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable

Model #: ZZ-942

$49^.97 –
Free Shipping

Compare

Quick View

JAENFONG Ethernet RJ45 to RS232 DB9 Serial Port Device Server Converter Industrial Ethernet LAN Adapter Support TCP/RTU/UDP Modes

Model #: ZZ-959

$30^.31 –
Free Shipping

Compare

Quick View

PCI-E 1x Single Port DB9 RS232 PCIe to Serial Port Expansion Card Adapter Converter Chipset ASIX AX9900 for Desktop PC Computer

Model #: DW-TXB067

$18^.99 –
Free Shipping

Compare

Quick View

Serial Port to Ethernet Transparent Transmission Module ATK-UART2ETH Serial Server Network Port

Model #: C7EZ-Cookvio-Lsy830-344

$496^.99 –
Free Shipping

Compare

Quick View

Serial Port to Ethernet Transparent Transmission Module ATK-UART2ETH Serial Server Network Port

Model #: C7EZ-Cookvio-Lsy830-345

$873^.99 –
Free Shipping

Compare

Quick View

Industrial PCIe to 8-Port RS485/RS422 Serial Card, 8-CH COM Expansion Adapter with TVS Surge Lightning Protection & Detachable Terminal Blocks for PLC & Industrial Data Communication

Model #: B3EN-S2718

$187^.89 –
Free Shipping

Compare

Quick View

8-Port Serial to Ethernet Converter RS232 RS485 RS422 TCP/IP Device Server Modbus RTU to TCP Gateway

Model #: C24W-X8953

$186^.29 –
Free Shipping

Compare

Quick View

Industrial Ethernet Serial Device Server, RJ45 to RS232 RS485 RS422 Converter, TCP RTU UDP Serial to Ethernet Module with Power Cable, Industrial Grade Network Serial Port Adapter for PLC Monitoring D

Model #: C4P5-US524

$46^.75 –
Free Shipping

Compare

Quick View

RS232/485 to WiFi and Ethernet Converter with POE, Serial Server, Modbus Gateway, MQTT Gateway,Serial Port to HTTPD Client, Allow Serial Port to WIFI, Serial Port to Ethernet, Ethernet to WIFI

Model #: CLAWB0CH723YWK

$75^.69 –
More options from $75.69 - $76.99
Free Shipping

Compare

Quick View

PCIe to 4-Port RS232 Serial Adapter Card with AX99100 Chip, Industrial-Grade COM Port Expansion PCI-E Card for PLC, Scanner, POS and Industrial Control Equipment

Model #: C4P5-US402

$32^.77 –
Free Shipping

Compare

Quick View

waveshare RS232/485 to WiFi and Ethernet Converter Serial Server, Modbus Gateway, MQTT Gateway,Serial Port to HTTPD Client, Allow Serial Port to WiFi, Serial Port to Ethernet, Ethernet to WiFi

Model #: 9158154912357

$57^.99 –
More options from $57.99 - $70.99
Free Shipping

Compare

Quick View

PCI-E 4-Port DB9 Serial/RS232 PCI Express (PCIe x1) Controller Card with Break-Out Cable | ASIX AX99100 Chipset | 16C450/16C550/16C650/16C750/16C950 UART

Model #: BEAX99100

$59^.99 –
Free Shipping

Compare

Quick View

waveshare RS232/485 to WiFi and Ethernet Converter Serial Server, Modbus Gateway, MQTT Gateway,Serial Port to HTTPD Client, Allow Serial Port to WiFi, Serial Port to Ethernet, Ethernet to WiFi

Model #: LC6W1J23-448

$93^.05 –
Free Shipping

Compare

Opengear CM8100 Console Server - 1.95 GB DDR4 SDRAM - Twisted Pair, Optical Fiber - 2 Total Expansion Slos - 2x Network (RJ-45) - 2x USB - 32x Serial Port - 1000Base-T - CM8132-10G-C

Quick View

Lowest price

in 30 days

Opengear CM8100 Console Server - 1.95 GB DDR4 SDRAM - Twisted Pair, Optical Fiber - 2 Total Expansion Slos - 2x Network (RJ-45) - 2x USB - 32x Serial Port - 1000Base-T - CM8132-10G-C

Brand: Opengear
Part Number: CM8132-10G-C
Model #: CM8132-10G-C

$4,620^.99 –
More options from $3,911.98 - $4,620.99
Free Shipping

Compare

Quick View

2-Channel UART to Ethernet Converter, Serial Port Transparent Transmission Module UART TTL and RJ45 Ethernet Bi-Directional Transmission, with Control Pin for Raspberry Pi/Arduino/STM32,ect.

Model #: LC6W1J23-426

$38^.60 –
Free Shipping

Compare

Quick View

RJ45 to RS232 RS485 Industrial Serial Device Server, TCP/UDP Communication Converter, Male Serial Port Ethernet Module for Industrial PLC Sensor Data Transmission

Model #: C4P5-US385

$45^.19 –
Free Shipping

Compare

Quick View

Ethernet Network Serial Port Converter RJ45 to RS232 RS485 RS422 Industrial Device Server Support TCP/RTU/UDP with Power Cable

Model #: DW-TXI038

$49^.99 –
Free Shipping

Compare

Quick View

W630 Industrial Serial to WiFi Ethernet Converter RS232 RS485 Dual LAN Port Modbus RTU Gateway

Model #: C24W-X8951

$84^.79 –
Free Shipping

Compare

Quick View

USR-K7 Low Cost TTL UART to Ethernet Serial Converter 10/100Mbps Modbus Gateway Module with RJ45 Port, 10PCS Pack

Model #: C24W-X8960

$189^.79 –
Free Shipping

Compare

Quick View

HF Elfin-EW11A-0 RS485 to WiFi Serial Server Full Set, Mini Wireless Networking Module with RJ45 Port, Supports Modbus TCP/IP, Elfin-EW11 Series Serial to WiFi Converter

Model #: TECH CABIN - TCH2182

$17^.58 –
Free Shipping

Compare

Quick View

Digi Connect IT 4 Remote Console Access Server; Cat 4 Global - Twisted Pair - 2 x Network (RJ-45) - 4 x Serial Port

Brand: Digi International
Model #: 5402-RMG4-GLB

$474^.97 –
More options from $474.97 - $570.49
Free Shipping

Compare

Quick View

StarTech.com 2 Port Serial-to-IP Ethernet Device Server, RS232

Type: Device Server
Specifications: Industry Standards: IEEE 802.3 10BASE-T, IEEE 802.3u 100BASE-TX Interface: Serial Ports: 2 Auto MDIX: Yes Auto-Negotiation: Yes Compatible Networks: 10/100 Mbps Data Bits: 7, 8 Flow Control: XON / XOFF, RTS / CTS, None Full Duplex Support: Yes Isolation: 2500 Vrms Max Baud Rate: 460.8 Kbps Supported Protocols: ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet Connector Type(s): 2 - DB-9 (9 pin; D-Sub) Male 1 - RJ-45 Female 1 - Terminal Block (2 Wire)
Model #: NETRS2322P