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 200 Remote I/O items

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1 option available

Sealevel 160E Series

Ethernet Modbus TCP to 32 Channel TTL Digital I/O Adapter

From £215.00 (exc. VAT)

1 option available

Sealevel 160E-OEM Series

Ethernet Modbus TCP to 32 Channel TTL Digital I/O Board

1 option available

Sealevel 120PoE-OEM Series

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

From £244.50 (exc. VAT)

1 option available

Sealevel 120E-OEM Series

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

From £204.50 (exc. VAT)

1 option available

Sealevel 110PoE-OEM Series

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

From £193.00 (exc. VAT)

1 option available

Sealevel 440M Series

RS-485 Modbus RTU to 32 Reed Relay Output Adapter

From £304.50 (exc. VAT)

1 option available

Sealevel 470M Series

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

From £465.50 (exc. VAT)

1 option available

Sealevel 470S Series

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

From £465.50 (exc. VAT)

1 option available

Sealevel 570M Series

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

From £403.00 (exc. VAT)

1 option available

Sealevel 570S Series

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

From £403.00 (exc. VAT)

1 option available

Sealevel 540S-OEM Series

RS-232 Modbus RTU to 32 Open-Collector Output OEM Board

From £366.00 (exc. VAT)

1 option available

Sealevel 540M-OEM Series

RS-485 Modbus RTU to 32 Open-Collector Output OEM Board

From £366.00 (exc. VAT)

Our Team Is Here to Help

Get in touch with us today.

Speak to a member of our friendly team to discuss your project and find out how we can support you. Our technical sales team are ready to answer your questions.

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

1 option available

Sealevel 530S-OEM Series

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

From £415.00 (exc. VAT)

1 option available

Sealevel 530M-OEM Series

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

From £415.00 (exc. VAT)

1 option available

Sealevel 520S-OEM Series

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

From £266.50 (exc. VAT)

1 option available

Sealevel 520M-OEM Series

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

From £266.50 (exc. VAT)

1 option available

Sealevel 463S-OEM Series

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

From £257.50 (exc. VAT)

1 option available

Sealevel 463M-OEM Series

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

From £239.00 (exc. VAT)

1 option available

Sealevel 462S-OEM Series

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

From £340.50 (exc. VAT)

1 option available

Sealevel 462M-OEM Series

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

1 option available

Sealevel 450S-OEM Series

RS-232 Modbus RTU to 16 Form C Relay Output OEM Board

From £266.50 (exc. VAT)

1 option available

Sealevel 420S-OEM Series

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

From £254.50 (exc. VAT)

1 option available

Sealevel 420M-OEM Series

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

From £254.50 (exc. VAT)

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)

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 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

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)

Showing 180 of 200

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.