Remote I/O Modules for Industrial Control and Monitoring

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 120 of 218 Remote I/O items

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Advantech ADAM-6051 Series

Ethernet to 14 Channel Isolated Digital I/O Module – 2 Channel Counter & Modbus TCP

From £160.00 (exc. VAT)

1 option available

Advantech ADAM-6017 Series

Ethernet to 8 Channel Isolated Analog Input & 2 Channel Digital Output Module – Modbus TCP

From £269.00 (exc. VAT)

1 option available

Advantech ADAM-6018+ Series

Ethernet to 8 Channel Isolated Thermocouple Input – Modbus TCP/MQTT/SNMP/RESTful

From £335.00 (exc. VAT)

1 option available

Advantech ADAM-6015 Series

Ethernet to 7 Channel Isolated RTD Input Module – Modbus TCP

From £334.50 (exc. VAT)

Advantech ADAM-4017 Series

RS-485 to 8 Channel Analog Input Module

1 option available

Advantech ADAM-4019+ Series

RS-485 to 8 Channel Universal Analog Input Module – Modbus

From £330.00 (exc. VAT)

1 option available

Advantech ADAM-6317 Series

IoT OPC UA Ethernet to Analog Input – Digital I/O Module – Modbus

From £381.50 (exc. VAT)

1 option available

Advantech ADAM-6224 Series

Ethernet to 4 Channel Analog Output & 2 Channel Digital Input Module – Modbus TCP

From £387.00 (exc. VAT)

1 option available

Advantech ADAM-6117PN Series

Real-Time Profinet to 8 Channel Isolated Analog Input Module

From £431.00 (exc. VAT)

1 option available

Advantech ADAM-6117EI Series

Real-Time EtherNet/IP to 8 Channel Isolated Analog Input Module

From £498.00 (exc. VAT)

1 option available

Advantech ADAM-6022 Series

Ethernet-Based 2x Loop Pid Controller – Modbus TCP

From £429.00 (exc. VAT)

1 option available

Advantech ADAM-6024 Series

Ethernet to 6 Channel Analog Input/2 Channel Analog Output/4 Channel Digital I/O Module – Modbus TCP

From £504.00 (exc. VAT)

1 option available

Advantech ADAM-4115 Series

Robust RS-485 to 6 Channel RTD Input Module

From £308.50 (exc. VAT)

1 option available

Advantech ADAM-4117 Series

RS-485 to 8 Channel Analog Input Module – Modbus – Extended Wide Temperature Operation

From £229.00 (exc. VAT)

1 option available

Advantech ADAM-4118 Series

RS-485 to 8-Channelannel Thermocouple Input Module – Modbus

From £244.00 (exc. VAT)

1 option available

Advantech ADAM-4024 Series

RS-485 to 4 Channel Analog Output Module – Modbus

From £224.00 (exc. VAT)

1 option available

Advantech ADAM-6150PN Series

Real-Time Profinet to 15 Channel Isolated Digital I/O Module

From £283.00 (exc. VAT)

Inlog EDAM-9017

Ethernet to 8-ch Isolated Analog Input / 2-ch Digital Output Module

Inlog EDAM-5019

USB/Serial/Ethernet to 16-ch Thermocouple Input/2-ch Digital Input – 1-ch Digital Output Module

Advantech BB-WCD1TTJ

Indoor Wireless Mesh 802.15.4E Sensor – 2 J-Type Thermocouple Inputs

Advantech BB-WCD1TD2

Indoor Wireless Mesh 802.15.4E Sensor – 2 Digital Inputs – 2 Digital Outputs

1 option available

Advantech WISE-4210-S231 Series

Temperature/Humidity LPWAN IoT Wireless Sensor Node

From £215.50 (exc. VAT)

1 option available

Sealevel 580PoE Series

Ethernet Modbus TCP to 32 Isolated Dry-Contact Inputs

From £637.50 (exc. VAT)

1 option available

Sealevel 580E Series

Ethernet Modbus TCP to 32 Isolated Dry-Contact Inputs

From £637.50 (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 540S-OEM Series

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

From £366.00 (exc. VAT)

1 option available

Sealevel 540N Series

32 Open-Collector Output SeaI/O Expansion Module

From £378.00 (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 540M-OEM Series

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

From £366.00 (exc. VAT)

1 option available

Sealevel 540E Series

Ethernet Modbus TCP to 32 Open-Collector Output Adapter

From £453.00 (exc. VAT)

1 option available

Sealevel 540E-OEM Series

Ethernet Modbus TCP to 32 Open-Collector Output OEM Board

From £439.50 (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 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 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 530N Series

16 Isolated Digital Input/16 Open-Collector Output SeaI/O Expansion Module

From £428.50 (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 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 530E Series

Ethernet Modbus TCP to 16 Isolated Digital Input/16 Open-Collector Output Adapter

From £502.00 (exc. VAT)

1 option available

Sealevel 530E-OEM Series

Ethernet Modbus TCP to 16 Isolated Digital Input/16 Open-Collector Output OEM Board

From £489.00 (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 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 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 520N Series

8 Optically Isolated Input/8 High-Current Form C Relay Output SeaI/O Expansion Module

From £280.00 (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 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 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 463S Series

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

From £283.00 (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 463N Series

96 Channel TTL Digital Interface SeaI/O Expansion Module

From £281.00 (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 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 463E Series

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

From £358.00 (exc. VAT)

1 option available

Sealevel 463E-OEM Series

Ethernet Modbus TCP to 96 Channel TTL Digital I/O OEM Board

From £332.00 (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 462S-OEM Series

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

From £340.50 (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)

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 462M-OEM Series

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

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 120 of 218

How Do Remote I/O Modules Improve System Design?
They let signals from sensors and actuators be collected close to the source and transmitted digitally over standard networks. This reduces long analogue cable runs, cutting installation costs and minimising noise interference.

What Factors Affect Performance?
Response time, update rate and supported protocols all play a role. Some modules buffer data to cope with network congestion, while others provide time synchronisation to keep multi-point systems aligned.

Why Choose an Industrial Supplier in the UK?
We provide a full portfolio of Remote I/O types with lifecycle support. UK-based technical help ensures engineers can specify the right models for integration, reducing delays during commissioning.