serial port | Newegg.com

1Pc BS101P FT232RL Module USB Serial Port UART 1.8v 2.5v 3.3v 5v 4in1 Module Board

Model #: BS101P FT232RL

$92^.09 –
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PCIe to 4-Port RS485/RS422 Serial Adapter Card, Industrial Grade Opto-Isolated COM Expansion Card with Surge Lightning Protection & Terminal Block for Industrial Automation & Data Communication

Model #: B3EN-S2716

$147^.89 –
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AEE7-PCI-E to Dual Serial Port RS232 PCI PICie Adapter Card 2.5Gb/s Channel 1000Kbps CH382L Chip

Model #: TOLDB0GPQBNQP1

$99^.19 –
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Serial Port to Ethernet Transparent Transmission Module ATK-UART2ETH Serial Server Network Port

Model #: C7EZ-Cookvio-Lsy830-345

$873^.99 –
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Serial Port to Ethernet Transparent Transmission Module ATK-UART2ETH Serial Server Network Port

Model #: C7EZ-Cookvio-Lsy830-344

$496^.99 –
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8 Port RS-232 DB9 Serial M.2 B+M Key Controller Card SI-ADA15071

Model #: TOLDB0FMLH12XL

$108^.99 –
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PCI to 8x Serial Port RS232 DB9 COM Expansion Card I/O Controller Riser Adapter Chipset Systembase 16C1058 with Output Cable

Model #: C75J*OYJ*G1*0717-169

$69^.96 –
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Serial Port Server Ethernet Converter RS232 RS485 RS422 Gateway with MIPS MCU 5 36VDC Wide Voltage Range for Industrial Automation Network Communication

Model #: TOLDB0H7WVRLKK

$108^.99 –
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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 –
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Moxa NPort 5110A with Adapter - 1 Port Device Server, 10/100M Ethernet, RS-232, DB9 Male, 0.5KV Serial Surge, 12~48VDC, 0~60°C

Model #: CLOLB0DD5P8L8Q

$261^.99 –
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AJMRTC ESP12E WiFi Module, ESP8266 Serial Port Remote Control Wireless Breakout Board, UARTtoWiFi Transparent Transmission Module for IoT Smart Device & MCU DIY Project

Model #: AJ*C8JM*U2756

$22^.63 –
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Rs485 serial port server conwerted to Ethernet Tcp/ip industrial internet of Things communication sernver with Modbus communication capabiltly

Model #: C075.410

$48^.19 –
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AJMRTC ESP01S ESP8266 Serial to WiFi Module, Industrial Grade LowPower Wireless Transceiver Board, UART Serial Port to WiFi Converter for IoT Embedded DIY Smart Hardware Projects

Model #: AJ*C8JM*U2206

$20^.12 –
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USR-DR302 DIN-Rail Modbus RS485 Serial Port to Ethernet Converter Bidirectional Transparent Transmission Between RS485 and RJ45

Model #: LC6W1J25-1347

$96^.99 –
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2X Modbus Serial Port RS485 to Ethernet Converter Server -TCP232-304 Data Transmission DHCP/DNS Supported

Model #: CLAWB0D2KYYCM5

$81^.99 –
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Serial Port to Ethernet Module Serial Port Server Microcontroller Ne Rking Module Ch9121 Module 1-5Pcs New 2026 High for Reliable Electronic Component, Precision, Stable Performance

Model #: TOLDB0FDWFLJ6D

$98^.99 –
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AJMRTC RS232 to 2.4GHz Wireless Transmission Module, MultiProtocol Serial Transceiver Unit, DC 924V Powered Serial Port Transmitter Receiver for Industrial Equipment Data Communication Projects

Model #: AJ*C8JM*U2540

$20^.59 –
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Waveshare 2-Ch RS485 to RJ45 Ethernet Serial Server, Dual Channels RS485 Independent Operation, Rail-Mount Industrial Isolated Serial Module, Common Network Port

Model #: CLAWB0CB8MK9BC

$83^.19 –
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Industrial-Grade Device Networking Server, Serial Port to Ethernet Conversion, Isolated Type, Surge Protection, RS485 to ETH RJ45 Interface, Protocol Conversion

Model #: 916268471486

$92^.99 –
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Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Rail-Mount Support with PoE Ethernet Port + Electrical Isolation

Model #: 9499035232240

$80^.19 –
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Waveshare Industrial Serial Server RS485 to RJ45 Ethernet TCP/IP to Serial Rail-Mount Support with PoE Ethernet Port + Electrical Isolation

Model #: 959960796457

$103^.19 –
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Waveshare RS232 RS485 to RJ45 Ethernet Serial Server, RS232 and RS485 Dual Channels Independent Operation, Dual Ethernet Ports, Common Network Port

Model #: 9158154824124

$75^.74 –
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Powerful Performance 5 Network Ports Industrial Serial Port 232/485 Dual SIM Card 4G Industrial Router AR550 PoE Power Supply, PLC Remote Control

Model #: CHIYB0D8PPKLKN

$392^.99 –
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UOTEK 10/100M TCP/IP to RS-232 RS-485 RS-422 Converter TCP IP to RS232 RS485 RS422 RJ45 Serial Device Adapter UT-6602 with Adaptive Ethernet Port Support Manual Setting

Type: Device Server
Model #: UT-6602

$116^.88 –
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RS232 Male Port to RJ45 Female Connector Card Serial Port Extender to LAN CAT5 CAT6 RJ45 Network Ethernet Cable Adapter

Model #: 87bzY-B07GCBQCF3

$24^.72 –
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AJMRTC AT09 BLE 4.0 Bluetooth Serial Port Module, CC2541 Chip Compatible with HM10, UART Transparent Transmission BLE Module for MCU Serial Communication Wireless DIY Embedded Project

Model #: AJ*C8JM*U2340

$14^.98 –
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RJ45 to RS232, DB9 9-Pin Serial Port Male to RJ45 Cat5 Ethernet LAN Console 3.3Ft / 1M

Length: 3.30 ft.
Color: Black
Model #: Z1#Q1410_B_1M

$11^.99 –
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Opengear CM8000 Console Manager - 3.91 GB - LPDDR4 SDRAM - Twisted Pair, Optical Fiber - 2 Total Expansion Slot(s) - 2 x Network (RJ-45) - 2 x USB - 8 x Serial Port - 1000Base-T, 100Base-TX - Gigabit

Brand: Opengear
Part Number: CM8008-C
Model #: CM8008-C

$2,037^.25 –
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Opengear CM8100 CM8148-10G Console Server - 1.95 GB - DDR4 SDRAM - Twisted Pair, Optical Fiber - 2 Total Expansion Slot(s) - 2 x Network (RJ-45) - 2 x USB - 48 x Serial Port - 10/100/1000Base-T, 10GBa

Model #: CM8148-10G

$5,110^.82 –

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RS232 COM Female to RJ45 Female Connector Convertor DB9 Serial Port to LAN CAT5 CAT6 RJ45 Network Ethernet Cable Adapter

Model #: ADTU C2323

$17^.26 –
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ATEN 8-Port Serial Console Server SN9108CO

Model #: SN9108CO

$1,189^.90 –
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Industrial Isolated 4-Ch RS485 to RJ45 Ethernet Serial Server Adapter Support Modbus Gateway/MQTT/JSON Bi-Directional Transparent Transmission ETH to RS485 Rail-Mount Serial Module PoE Ethernet Port

Model #: OYSC5KU.8.18-287

$108^.98 –
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USR-DR302 DIN-Rail Modbus RS485 Serial Port to Ethernet Converter Bidirectional Transparent Transmission Between RS485 and RJ45

Model #: 694782987194

$68^.99 –
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Opengear CM8000 Console Manager - 3.91 GB - LPDDR4 SDRAM - Twisted Pair, Optical Fiber - 2 Total Expansion Slot(s) - 2 x Network (RJ-45) - 2 x USB - 4 x Serial Port - 1000Base-T, 100Base-TX - Gigabit

Model #: CM8004

$1,179^.82 –
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Opengear CM8000 Console Manager - 3.91 GB - Twisted Pair, Optical Fiber - 2 Total Expansion Slot(s) - 2 x Network (RJ-45) - 2 x USB - 8 x Serial Port - 1000Base-T, 100Base-TX - Gigabit Ethernet - Mana

Model #: CM8008

$1,507^.82 –
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MikroTik RouterBOARD 1100AHx4 Dude Edition with 13 Gigabit Ethernet Ports, RS232 Serial Port and Dual Redundant Power Supplies (RB1100AHx4)

Model #: 9391048903127

$498^.99 –
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