Industrial Serial Device Servers and Communication Solutions

For systems that rely on RS-232, RS-422, or RS-485 serial communication, our range of industrial serial device servers and accessories offers a reliable path to modern connectivity. Including board-level modules, protocol converters, repeaters, serial-to-Ethernet device servers, and even tactical radio adapters, we’ve got you covered.

These devices are built for industrial environments, enabling seamless integration of legacy equipment into modern networks and IIoT platforms.

Not sure which solution is right for your application? Our technical account managers are happy to offer some friendly advice.

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Showing 0 of 134 Serial Communication items

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3 options available

Moxa NPort 5110 Series

1 Port RS-232 Ethernet Serial Device Server

From £119.00 (exc. VAT)

2 options available

Moxa NPort 5150A Series

1 Port RS-232/422/485 Advanced Ethernet Serial Device Server – Screw-Type Power Connector and Power Adapter

From £158.50 (exc. VAT)

2 options available

Moxa TCC-120 Series

Industrial RS-422/485 Converter/Repeater

From £95.50 (exc. VAT)

2 options available

Moxa NPort 5110A Series

1 Port RS-232 Advanced Ethernet Serial Device Server – Screw-Type Power Connector and Power Adapter

From £136.00 (exc. VAT)

2 options available

Moxa NPort 5130A Series

1 Port RS-422/485 Advanced Ethernet Serial Device Server – Screw-Type Power Connector and Power Adapter

From £147.50 (exc. VAT)

2 options available

Moxa NPort 5150 Series

1 Port RS-232/422/485 Ethernet Serial Device Server – Power Adapter

From £138.50 (exc. VAT)

3 options available

Moxa NPort 5210 Series

2 Port RS-232 Ethernet Serial Device Server

From £191.50 (exc. VAT)

3 options available

Moxa NPort 5230 Series

1 Port RS-232 and 1 Port RS-422/485 Ethernet Serial Device Server – Power Adapter

From £191.50 (exc. VAT)

2 options available

Moxa NPort 5230A Series

2 Port RS-422/485 Advanced Ethernet Serial Device Server – 2x DC Power Inputs – Surge Protection and Power Adapter

From £205.50 (exc. VAT)

6 options available

Moxa NPort 5232 Series

2 Port RS-422/485 Ethernet Serial Device Server – Power Adapter

From £193.00 (exc. VAT)

2 options available

Moxa NPort 5410 Series

4 Port RS-232 Ethernet Serial Device Server – Power Adapter

From £499.00 (exc. VAT)

4 options available

Moxa NPort 5430 Series

4 Port RS-422/485 Ethernet Serial Device Server – Power Adapter

From £559.00 (exc. VAT)

Specialist Support for Industrial Networking Solutions

Helping you choose and configure the right solution.

Integrating serial communication into modern networks doesn’t have to be complicated. Our Technical team can recommend the best serial device servers and communication solutions to match your application, ensuring dependable performance in even the most demanding environments.

6 options available

Moxa NPort 5450 Series

4 Port RS-232/422/485 Ethernet Serial Device Server – Power Adapter

From £586.00 (exc. VAT)

2 options available

Moxa NPort P5150A Series

1 Port RS-232/422/485 PoE Serial Device Server – Screw-Type Power Connector

From £249.00 (exc. VAT)

8 options available

Moxa NPort 5650-8-DT Series

8 Port RS-232/422/485 Desktop Ethernet Serial Device Server – DB9 Ports and Power Adapter

From £765.50 (exc. VAT)

2 options available

Moxa NPort 5610-16 Series

16 Port RS-232 Rack-Mount Ethernet Serial Device Server – 100V to 240V AC Power

From £1,024.00 (exc. VAT)

1 option available

Moxa NPort 5630-16 Series

16 Port RS-422/485 Ethernet Serial Device Server – 100V to 240V AC Power

From £1,025.50 (exc. VAT)

5 options available

Moxa NPort 5650-8 Series

8 Port RS-232/422/485 Rack-Mount Ethernet Serial Device Server – 100V to 240V AC Power

From £982.00 (exc. VAT)

5 options available

Moxa NPort 5650-16 Series

16 Port RS-232/422/485 Rack-Mount Ethernet Serial Device Server – 100V to 240V AC Power

From £1,142.00 (exc. VAT)

2 options available

Moxa NPort 6610-8 Series

8 Port RS-232 Rack-Mount Ethernet Secure Serial Device Server – 100V to 240V AC Power

From £1,015.50 (exc. VAT)

3 options available

Moxa NPort 6650-32 Series

32 Port RS-232/422/485 Rack-Mount Ethernet Secure Serial Device Server – 100V to 240V AC Power

From £1,751.50 (exc. VAT)

2 options available

Moxa NPort 6150 Series

1 Port RS-232/422/485 Ethernet Secure Serial Device Server – Power Adapter

From £253.00 (exc. VAT)

2 options available

Moxa NPort 6450 Series

4 Port RS-232/422/485 Ethernet Secure Serial Device Server – Power Adapter

From £559.00 (exc. VAT)

3 options available

Moxa NPort 5250A Series

2 Port RS-232/422/485 Advanced Ethernet Serial Device Server – Power Jack and Terminal Block Connectors – Power Adapter

From £222.00 (exc. VAT)

4 options available

Moxa NPort IA5450A Series

4 Port RS-232/422/485 Ethernet Serial Device Server – Surge Protection

From £555.00 (exc. VAT)

2 options available

Moxa NPort 5610-8 Series

8 Port RS-232 Rack-Mount Ethernet Serial Device Server – 100V to 240V AC Power

From £824.50 (exc. VAT)

3 options available

Advantech EKI-1524 Series

4 Port RS-232/422/485 Ethernet Serial Device Server

From £379.00 (exc. VAT)

1 option available

Moxa NPort DE-311 Series

1 Port RS-232/422/485 10/100Mbps Ethernet Serial Device Server

From £148.50 (exc. VAT)

4 options available

Moxa TCC-100 Series

Industrial RS-232 to RS-422/485 Converters, -20°C to +60°

From £74.00 (exc. VAT)

4 options available

Moxa NPort 6100-G2/6200-G2 Series

2nd Gen 1/2-port RS-232/422/485 Secure Terminal Servers

From £275.50 (exc. VAT)

1 option available

Advantech ADAM-4571L Series

1 Port RS-232 Ethernet Serial Device Server

From £115.00 (exc. VAT)

1 option available

Advantech ADAM-4571 Series

1 Port RS-232/422/485 Ethernet Serial Device Server

From £143.50 (exc. VAT)

1 option available

Advantech ADAM-4570L Series

2 Port RS-232 Ethernet Serial Device Server

From £168.00 (exc. VAT)

1 option available

Advantech ADAM-4570 Series

2 Port RS-232/422/485 Ethernet Serial Device Server

From £203.50 (exc. VAT)

1 option available

Advantech ADAM-4542+ Series

Single-Mode Fibre Optic to RS-232/422/485 Converter

From £416.50 (exc. VAT)

1 option available

Advantech ADAM-4541 Series

Multi-Mode Fibre Optic to RS-232/422/485 Converter

From £195.00 (exc. VAT)

1 option available

Advantech ADAM-4521 Series

1 Port Addressable RS-422/485 to RS-232 Converter

From £165.00 (exc. VAT)

1 option available

Advantech ADAM-4520A Series

Robust RS-232 to RS-422/485 Isolated Serial Converter

From £74.00 (exc. VAT)

1 option available

Advantech ADAM-4520 Series

Isolated RS-232 to RS-422/485 Serial Converter

From £74.00 (exc. VAT)

1 option available

Advantech ADAM-4510S Series

Isolated RS-422/485 Repeater Module

From £127.50 (exc. VAT)

1 option available

Advantech ADAM-4510I Series

RuggedRS-422/485 Repeater Module

From £147.50 (exc. VAT)

1 option available

Advantech ADAM-4510 Series

RS-422/485 Repeater Module

From £93.50 (exc. VAT)

6 options available

Moxa NPort 6250 Series

2 Port RS-232/422/485 Ethernet Secure Serial Device Server – Power Adapter

From £468.00 (exc. VAT)

2 options available

Moxa NPort 6610-16 Series

16 Port RS-232 Rack-Mount Ethernet Secure Serial Device Server – 100V to 240V AC Power

From £1,330.50 (exc. VAT)

2 options available

Moxa NPort 6610-32 Series

32 Port RS-232 Rack-Mount Ethernet Secure Serial Device Server – 100V to 240V AC Power

From £1,656.50 (exc. VAT)

4 options available

Moxa NPort 6650-8 Series

8 Port RS-232/422/485 Rack-Mount Ethernet Secure Serial Device Server – 100V to 240V AC Power

From £1,096.00 (exc. VAT)

4 options available

Moxa NPort 6650-16 Series

16 Port RS-232/422/485 Rack-Mount Ethernet Secure Serial Device Server – 100V to 240V AC Power

From £1,207.00 (exc. VAT)

4 options available

Moxa NPort IA-5250 Series

2 Port RS-232/422/485 Ethernet Serial Device Server

From £309.50 (exc. VAT)

4 options available

Moxa NPort IA5150A Series

1 Port RS-232/422/485 Ethernet Serial Device Server – Surge Protection

From £302.50 (exc. VAT)

1 option available

Moxa NPort 5630-8 Series

8 Port RS-422/485 Ethernet Serial Device Server – 100V to 240V AC Power

From £828.50 (exc. VAT)

5 options available

Moxa NPort 5610-8-DT Series

8 Port RS-232 Desktop Ethernet Serial Device Server – DB9 Ports and Power Adapter

From £681.50 (exc. VAT)

2 options available

Moxa NPort 5210A Series

2 Port RS-232 Advanced Ethernet Serial Device Server – Power Jack and Terminal Block Connectors – Power Adapter

From £210.50 (exc. VAT)

1 option available

Moxa NPort 5130 Series

1 Port RS-422/485 Ethernet Serial Device Server – Power Adapter

From £138.00 (exc. VAT)

26 options available

Moxa NPort IA5000-G2 Series

1, 2 and 4-port DIN-rail Serial Device Servers for Industrial Automation

1 option available

Advantech EKI-1511X Series

1 Port RS-422/485 Serial Device Server

1 option available

Advantech EKI-1528I-DR Series

8 Port RS-232/422/485 DIN-Rail Ethernet Serial Device Server

1 option available

Sealevel 4803 Series

8 Port RS-232/422/485 Ethernet Serial Device Server

2 options available

Sealevel 4802 Series

8 Port RS-422/485 Ethernet Serial Device Server

1 option available

Sealevel 4801 Series

8 Port RS-232 Ethernet Serial Device Server

4 options available

Dataforth LDM85 Series

Serial to Fibre Optic Modem

2 options available

Dataforth LDM70 Series

1 Port Fully Isolated RS-232 Line Driver Module

2 options available

Dataforth LDM485 Series

1 Port Isolated RS-232 to RS-485 Converter

2 options available

Dataforth LDM422 Series

1 Port Isolated RS-232 to RS-422 Converter

2 options available

Dataforth LDM35 Series

1 Port Signal Powered RS-232 Line Driver Module

2 options available

Dataforth LDM30 Series

1 Port General Purpose RS-232 Line Driver Module

2 options available

Dataforth DCP485 Series

1 Port DIN Rail Isolated RS-232 to RS-485 Converter

2 options available

Dataforth DCP35 Series

2 Port Signal Powered DIN Rail RS-232 Line Driver Module

13 options available

Sealevel 9065 Series

ACC-188 USB Synchronous Serial Radio Adapter

7 options available

Sealevel 9064 Series

ACC-188 PCMCIA Synchronous Serial Radio Adapter

1 option available

Sealevel 4203 Series

2 Port RS-232/422/485 Ethernet Serial Device Server

2 options available

Sealevel 4202 Series

2 Port RS-422/485 Ethernet Serial Device Server,

1 option available

Sealevel 4201 Series

2 Port RS-232 Ethernet Serial Device Server

1 option available

Sealevel 4163 Series

16 Port RS-232/422/485 Ethernet Serial Device Server

1 option available

Sealevel 4162 Series

16 Port RS-422/485 Ethernet Serial Device Server

1 option available

Sealevel 4161 Series

16 Port RS-232 Ethernet Serial Device Server

1 option available

Sealevel 4104 Series

1 Port RS-232/422/485 Ethernet Serial Device Server

1 option available

Sealevel 4103 Series

1 Port Isolated RS-232/422/485 Ethernet Serial Device Server

2 options available

Sealevel 4102 Series

1 Port RS-422/485 Ethernet Serial Device Server

1 option available

Sealevel 4101 Series

1 Port RS-232 Ethernet Serial Device Server

1 option available

Sealevel 4403 Series

4 Port RS-232/422/485 Ethernet Serial Device Server

2 options available

Sealevel 4402 Series

4 Port RS-422/485 Ethernet Serial Device Server

1 option available

Sealevel 4401 Series

4 Port RS-232 Ethernet Serial Device Server

Moxa ISD-1110-T

RS-232 Surge Protector – 4kV Isolation and 7 Data Lines

£79.50 (exc. VAT)

Moxa ISD-1210-T

RS-232 Surge Protector – 20kV Isolation and 4 Data Lines

£195.50 (exc. VAT)

Moxa ISD-1130-T

RS-422/485 Surge Protector – 4kV Isolation and 7 Data Lines

£70.50 (exc. VAT)

Moxa ISD-1230-T

RS-422/485 Surge Protector – 20kV Isolation and 4 Data Lines

£195.50 (exc. VAT)

Moxa TCF-142-M-ST-RM

RS-232/422/485 to Multi-Mode ST Fibre Slide-In Module Converter

£179.50 (exc. VAT)

Moxa TCF-142-S-SC-RM

RS-232/422/485 to Single-Mode SC Fibre Slide-In Module Converter

£378.00 (exc. VAT)

Moxa TCF-142-S-ST-RM

RS-232/422/485 to Single-Mode ST Fibre Slide-In Module Converter

£378.00 (exc. VAT)

4 options available

Advantech EKI-1528 Series

8 Port RS-232/422/485 Ethernet Serial Device Server – DB9 Connectors – Wide Temperature Operation

From £880.50 (exc. VAT)

1 option available

Advantech EKI-1511 Series

1 Port RS-232/422/485 Serial Device Server

From £100.00 (exc. VAT)

3 options available

Advantech EKI-1522 Series

2 Port RS-232/422/485 Ethernet Serial Device Server

From £265.50 (exc. VAT)

2 options available

Advantech EKI-1511L Series

1 Port RS-232 Serial Device Server

From £148.50 (exc. VAT)

7 options available

Advantech EKI-1526 Series

16 Port RS-232/422/485 Ethernet Serial Device Server – DB9 connectors

From £1,056.50 (exc. VAT)

3 options available

Advantech EKI-1521 Series

1 Port RS-232/422/485 Ethernet Serial Device Server

From £238.50 (exc. VAT)

Moxa TCC-82

Port-Powered RS-232 Isolator

£68.00 (exc. VAT)

Moxa TCF-142-M-SC-RM

RS-232/422/485 to Multi-Mode SC Fibre Slide-In Module Converter

£179.50 (exc. VAT)

8 options available

Moxa CN2600-8 Series

8 Port RS-232 Rack-Mount 2x LAN Terminal Server

From £1,105.00 (exc. VAT)

4 options available

Moxa Transio A53 Series

1 Port Entry Level RS-232 to RS-422/485 2kV isolated Converter

From £73.50 (exc. VAT)

8 options available

Moxa CN2600-16 Series

16 Port RS-232 Rack-Mount 2x LAN Terminal Server

From £1,400.50 (exc. VAT)

Showing 60 of 134

Why Does Serial Communication Still Matter?
Despite the rise of Ethernet and wireless standards, serial ports remain widely used in industrial automation, transport and utilities. They provide dependable point-to-point links with low overhead, making them ideal for equipment that needs simple, continuous data exchange.

Which Products Support Serial Networks?
This category includes device servers that bring serial equipment onto IP networks, converters that adapt between RS-232, RS-422 and RS-485, and repeaters that extend communication distance. Surge protectors are also available to safeguard systems against electrical spikes.

How Does Industrial-Grade Hardware Differ?
Compared to consumer-grade adapters, industrial serial devices use reinforced housings, extended temperature components and isolation features that protect both the converter and connected equipment. This ensures reliability for UK projects expected to run without interruption for many years.