Industrial Remote I/O Modules

Explore our extensive range of industrial Remote I/O modules designed to bring reliable acquisition and control of digital, analog, and relay signals to your networked control systems. With support for Ethernet, serial, USB, wireless and fieldbus communication, our I/O solutions are trusted in manufacturing, energy, and automation environments worldwide.

Get in touch with our expert team today to discuss your I/O requirements and find the right solution for your application.

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Showing 180 of 202 Remote I/O items

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1 option available

Sealevel 450M-OEM Series

RS-485 Modbus RTU to 16 Form C Relay Output OEM Board

From £266.50 (exc. VAT)

1 option available

Sealevel 410S-OEM Series

RS-232 Modbus RTU to 16 Isolated Digital Input/16 Reed Relay Output OEM Board

From £242.00 (exc. VAT)

1 option available

Sealevel 410M-OEM Series

RS-485 Modbus RTU to 16 Isolated Digital Input/16 Reed Relay Output OEM Board

From £242.00 (exc. VAT)

1 option available

Sealevel 440S-OEM Series

RS-232 Modbus RTU to 32 Reed Relay Output OEM Board

From £291.00 (exc. VAT)

1 option available

Sealevel 440M-OEM Series

RS-485 Modbus RTU to 32 Reed Relay Output OEM Board

From £291.00 (exc. VAT)

1 option available

Sealevel 430S-OEM Series

RS-232 Modbus RTU to 32 Isolated Digital Input OEM Board

From £217.50 (exc. VAT)

1 option available

Sealevel 430M-OEM Series

RS-232 Modbus RTU to 32 Isolated Digital Input OEM Board

1 option available

Sealevel 470M-OEM Series

RS-485 Modbus RTU to 16 Analog Input/2 Analog Output – 8 Isolated Digital Input/8 Digital Output OEM Board

From £452.00 (exc. VAT)

Need Help Choosing the Right Remote I/O Module?

We provide technical support for selecting reliable remote I/O solutions.

Every project has its own demands, from harsh environments to critical connectivity. Speak to our knowledgeable team who can help you identify the best fit for your setup, ensuring reliable data acquisition and long-term performance.

Call: +44 (0)1782 337 800 | Email: sales@impulse-embedded.co.uk

1 option available

Sealevel 470S-OEM Series

RS-232 Modbus RTU to 16 Analog Input/2 Analog Output – 8 Isolated Digital Input/8 Digital Output OEM Board

From £452.00 (exc. VAT)

3 options available

Sealevel 462N Series

96 Channel TTL DB78 Digital Interface SeaI/O Expansion Module

From £313.50 (exc. VAT)

1 option available

Sealevel 410W Series

Wireless 802.11b/g Modbus TCP to 16 Isolated Digital Input/16 Reed Relay Output Adapter

From £353.50 (exc. VAT)

1 option available

Sealevel 410E Series

Ethernet Modbus TCP to 16 Isolated Digital Input/16 Reed Relay Output Adapter

From £329.00 (exc. VAT)

1 option available

Sealevel 410S Series

RS-232 Modbus RTU to 16 Isolated Digital Input/16 Reed Relay Output Adapter

From £254.50 (exc. VAT)

1 option available

Sealevel 410M Series

RS-485 Modbus RTU to 16 Isolated Digital Input/16 Reed Relay Output Adapter

From £254.50 (exc. VAT)

1 option available

Sealevel 430W Series

Wireless 802.11b/g Modbus TCP to 32 Isolated Digital Input Adapter

From £329.00 (exc. VAT)

1 option available

Sealevel 420S Series

RS-232 Modbus RTU to 16 Isolated Digital Input/8 Form C Relay Output Adapter

From £266.50 (exc. VAT)

1 option available

Sealevel 420W Series

Wireless 802.11b/g Modbus TCP to 16 Isolated Digital Input/8 Form C Relay Output Adapter

From £366.00 (exc. VAT)

1 option available

Sealevel 440E Series

Ethernet Modbus TCP to 32 Reed Relay Output Adapter

From £378.00 (exc. VAT)

1 option available

Sealevel 430S Series

RS-232 Modbus RTU to 32 Isolated Digital Input Adapter

From £230.00 (exc. VAT)

1 option available

Sealevel 420E Series

Ethernet Modbus TCP to 16 Isolated Digital Input/8 Form C Relay Output Adapter

From £340.50 (exc. VAT)

1 option available

Sealevel 420M Series

RS-485 Modbus RTU to 16 Isolated Digital Input/8 Form C Relay Output Adapter

From £266.50 (exc. VAT)

1 option available

Sealevel 430E Series

Ethernet Modbus TCP to 32 Isolated Digital Input Adapter

From £304.50 (exc. VAT)

1 option available

Sealevel 430M Series

RS-232 Modbus RTU to 32 Isolated Digital Input Adapter

From £230.00 (exc. VAT)

2 options available

Sealevel 440N Series

32 Reed Relay Output SeaI/O Expansion Module – board only

From £291.00 (exc. VAT)

2 options available

Sealevel 462W Series

Wireless 802.11b/g Modbus TCP to 96 Channel TTL DB78F Digital I/O Adapter

From £366.00 (exc. VAT)

1 option available

Sealevel 450S Series

RS-232 Modbus RTU to 16 Form C Relay Output Adapter

From £280.00 (exc. VAT)

1 option available

Sealevel 440S Series

RS-232 Modbus RTU to 32 Reed Relay Output Adapter

From £304.50 (exc. VAT)

1 option available

Sealevel 450W Series

Wireless 802.11b/g Modbus TCP to 16 Form C Relay Output Adapter

From £378.00 (exc. VAT)

2 options available

Sealevel 462E Series

Ethernet Modbus TCP to 96 Channel TTL DB78F Digital I/O Adapter

From £409.00 (exc. VAT)

1 option available

Sealevel 440W Series

Wireless 802.11b/g Modbus TCP to 32 Reed Relay Output Adapter

From £403.00 (exc. VAT)

1 option available

Sealevel 450E Series

Ethernet Modbus TCP to 16 Form C Relay Output Adapter

From £353.50 (exc. VAT)

2 options available

Sealevel 462M Series

RS-485 Modbus RTU to 96 Channel TTL DB78F Digital I/O Adapter

From £324.00 (exc. VAT)

2 options available

Sealevel 462S Series

RS-232 Modbus RTU to 96 Channel TTL DB78F Digital I/O Adapter

From £368.00 (exc. VAT)

1 option available

Sealevel 450M Series

RS-485 Modbus RTU to 16 Form C Relay Output Adapter

From £280.00 (exc. VAT)

1 option available

Sealevel 463M Series

RS-485 Modbus RTU to 96 Channel TTL Digital I/O Adapter

From £264.50 (exc. VAT)

1 option available

Sealevel 520M Series

RS-485 Modbus RTU to 8 Isolated Digital Input/8 High Current Form C Relay Output Adapter

From £280.00 (exc. VAT)

1 option available

Sealevel 110PoE Series

PoE Modbus TCP to 4 Optically Isolated Digital Input/4 Reed Relay Output Adapter

From £204.50 (exc. VAT)

1 option available

Sealevel 463S Series

RS-232 Modbus RTU to 96 Channel TTL Digital I/O Adapter

From £283.00 (exc. VAT)

1 option available

Sealevel 520E-OEM Series

Ethernet Modbus TCP to 8 Isolated Digital Input/8 High Current Form C Relay Output OEM Board

From £340.50 (exc. VAT)

1 option available

Sealevel 463W Series

Wireless 802.11b/g Modbus TCP to 96 Channel TTL Digital I/O Adapter

From £329.00 (exc. VAT)

1 option available

Sealevel 530W Series

Wireless 802.11b/g Modbus TCP to 16 Isolated Digital Input/16 Open-Collector Output Adapter

From £526.50 (exc. VAT)

1 option available

Sealevel 520S Series

RS-232 Modbus RTU to 8 Isolated Digital Input/8 High Current Form C Relay Output Adapter

From £280.00 (exc. VAT)

1 option available

Sealevel 530S Series

RS-232 Modbus RTU to 16 Isolated Digital Input/16 Open-Collector Output Adapter

From £428.50 (exc. VAT)

1 option available

Sealevel 120E Series

Ethernet Modbus TCP to 4 Optically Isolated Digital Input/4 Form C Relay Output Adapter

From £216.00 (exc. VAT)

1 option available

Sealevel 540M Series

RS-485 Modbus RTU to 32 Open-Collector Output Adapter

From £378.00 (exc. VAT)

1 option available

Sealevel 540W Series

Wireless 802.11b/g Modbus TCP to 32 Open-Collector Output Adapter

From £477.50 (exc. VAT)

1 option available

Sealevel 520W Series

Wireless 802.11b/g Modbus TCP to 8 Isolated Digital Input/8 High Current Form C Relay Output Adapter

From £378.00 (exc. VAT)

1 option available

Sealevel 530M Series

RS-485 Modbus RTU to 16 Isolated Digital Input/16 Open-Collector Output Adapter

From £428.50 (exc. VAT)

1 option available

Sealevel 540S Series

RS-232 Modbus RTU to 32 Open-Collector Output Adapter

From £378.00 (exc. VAT)

1 option available

Sealevel 140E Series

Ethernet Modbus TCP to 4 Reed Relay Output Adapter

From £181.50 (exc. VAT)

1 option available

Sealevel 140PoE Series

Ethernet Modbus TCP to 4 Reed Relay Output Adapter

From £181.50 (exc. VAT)

1 option available

Sealevel 120PoE Series

PoE Modbus TCP to 4 Optically Isolated Digital Input/4 Form C Relay Output Adapter

From £263.00 (exc. VAT)

1 option available

Sealevel 130E Series

Ethernet Modbus TCP to 4 Optically Isolated Digital Input Adapter

From £170.00 (exc. VAT)

1 option available

Sealevel 130PoE Series

PoE Modbus TCP to 4 Optically Isolated Digital Input Adapter

From £170.00 (exc. VAT)

1 option available

Sealevel 150PoE Series

Ethernet Modbus TCP to 4 Form C Relay Output Adapter

From £193.00 (exc. VAT)

1 option available

Sealevel 150E Series

Ethernet Modbus TCP to 4 Form C Relay Output Adapter

From £193.00 (exc. VAT)

1 option available

Advantech WISE-4010/LAN Series

4 Current Input – 4 Digital Output IoT Ethernet I/O Module

From £151.00 (exc. VAT)

1 option available

Advantech WISE-4012 Series

4 Universal Input – 2 Digital Output IoT Wireless I/O Module

From £167.00 (exc. VAT)

1 option available

Advantech WISE-S214 Series

I/O Module for The Wise-4220 – 4-Channel Analog Input – 4-Channel Digital Input

From £137.50 (exc. VAT)

2 options available

Advantech WISE-4220 Series

Industrial Wi-Fi 2.4G Wireless I/O Module

From £197.00 (exc. VAT)

Showing 180 of 202

Frequently Asked Questions

Learn More About Industrial Remote I/O

Remote I/O is often the better choice when field devices are spread across a machine, production line or wider site and you want to reduce cabling complexity. It can help simplify installation, make system expansion easier and support more flexible control architectures in manufacturing, energy and automation environments.

It helps to start with the communication method and I/O type the application needs. Our range covers Ethernet, serial, wireless, fieldbus and expansion I/O, with options for analogue input, analogue output, digital I/O, counters, relays, temperature sensing and multifunction requirements, so the best fit depends on both the network and the signals you need to handle.

Yes. Remote I/O can be a good fit for new automation projects as well as upgrades where you want to extend an existing control system without redesigning the whole installation. This is especially useful where existing field devices need to be retained while improving connectivity, monitoring or system layout.

Yes. We can help you identify the right remote I/O approach based on the signals, communication method and environment involved, whether you are building a new system, extending a SCADA network or upgrading legacy equipment. Our technical sales team also supports customers with project discussions and product selection.