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 60 of 218 Remote I/O items

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Moxa ioMirror E3210

Ethernet to 8 Digital Input / 8 Digital Output Module – Modbus/TCP – Logic Control

£261.00

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

Advantech ADAM-4168

RS-485 to 8 Channel Reed Relay Output Module – Modbus

£143.50

Advantech ADAM-4150

RS-485 to 15 Channel Digital I/O Module – Modbus

£130.50

Advantech ADAM-4080

RS-485 to 2 Channel Counter/Frequency Module

£157.00

Advantech ADAM-4069

RS-485 to 8 Channel Power Relay Output Module – Modbus

£175.00

Advantech ADAM-4068

RS-485 to 8 Channel Relay Output Module – Modbus

£136.00

Advantech ADAM-4060

RS-485 to 4 Channel Relay Output Module

£117.50

Advantech ADAM-4056SO

RS-485 to 12 Channel Isolated Sourcing Digital Output Module – Modbus

£128.50

Advantech ADAM-4055

RS-485 to 16 Channel Isolated Digital I/O Module – Modbus

£121.50

Advantech ADAM-4053

RS-485 to 16 Channel Digital Input Module

£108.00

Advantech ADAM-4052

RS-485 to 8 Channel Isolated Digital Input Module

£90.50

Advantech ADAM-4051

RS-485 to 16 Channel Isolated Digital Input Module – Modbus

£116.50

Advantech ADAM-4050

RS-485 to 16 Channel Digital I/O Module

£88.00

Advantech ADAM-4021

RS-485 to 1 Channel Analog Output Module

£157.00

Advantech ADAM-4018+

RS-485 to 8 Channel Thermocouple Input Module – Modbus

£272.00

Advantech ADAM-4015

RS-485 to 6 Channel RTD Input Module – Modbus

£294.00

Advantech ADAM-6366

IoT OPC UA Ethernet to Ssr Relay Output Module – Modbus

£338.50

Advantech ADAM-6360D

IoT OPC UA Ethernet to Solid State Relay Output Module – Modbus

£341.00

Advantech ADAM-6350

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

£331.50

Advantech ADAM-6266

Ethernet to 4 Channel Digital Input/4 Channel Relay Output Module – Modbus TCP

£236.00

Advantech ADAM-6260

Ethernet to 6 Channel Form C Relay Output Module – Modbus TCP

£245.00

Advantech ADAM-6256

Ethernet to 16-Channel Isolated Digital Output Module – Modbus TCP

£246.50

Advantech ADAM-6251

Ethernet to 16 Channel Isolated Digital Input Module – Modbus TCP

£235.50

Advantech ADAM-6250

Ethernet to 8 Channel Isolated Digital Output & 7 Channel Isolated Digital Input Module – Modbus TCP

£246.50

Advantech ADAM-6160EI

Real-Time EtherNet/IP to 6 Channel Form C Relay Output Module

£357.50

Advantech ADAM-6156EI

Real-Time EtherNet/IP to 16 Channel Isolated Digital Output Module

£328.00

Advantech ADAM-6151EI

Real-Time EtherNet/IP to 16 Channel Isolated Digital Input Module

£327.00

Advantech ADAM-6150PN

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

£283.00

Advantech ADAM-6150EI

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

£327.50

Advantech ADAM-6066

Ethernet to 6 Channel Digital Input/6 Channel Form A Power Relay Output Module – Modbus TCP

£195.00

Advantech ADAM-6060

Ethernet to 6 Channel Digital Input/6 Channel Form A Relay Output Module – Modbus TCP

£180.50

Advantech ADAM-6052

Ethernet to 16 Channel Isolated Sourcing Digital I/O Module – Modbus TCP

£180.00

Advantech ADAM-6051

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

£163.00

Advantech ADAM-6050

Ethernet to 18 Channel Isolated Digital I/O Module – 12x Isolated Di – 6x Isolated Do – Modbus TCP

£168.00

Advantech ADAM-6018+

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

£341.50

Advantech ADAM-6015

Ethernet to 7 Channel Isolated RTD Input Module – Modbus TCP

£340.50

Sealevel 580PoE

Ethernet Modbus TCP to 32 Isolated Dry-Contact Inputs

£637.50

Sealevel 580E

Ethernet Modbus TCP to 32 Isolated Dry-Contact Inputs

£637.50

Sealevel 540S

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

£378.00

Sealevel 540S-OEM

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

£366.00

Sealevel 540N

32 Open-Collector Output SeaI/O Expansion Module

£378.00

Sealevel 540M

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

£378.00

Sealevel 540M-OEM

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

£366.00

Sealevel 540E

Ethernet Modbus TCP to 32 Open-Collector Output Adapter

£453.00

Sealevel 540E-OEM

Ethernet Modbus TCP to 32 Open-Collector Output OEM Board

£439.50

Sealevel 530W

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

£526.50

Sealevel 530S

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

£428.50

Sealevel 530S-OEM

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

£415.00

Sealevel 530N

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

£428.50

Sealevel 530M

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

£428.50

Sealevel 530M-OEM

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

£415.00

Sealevel 530E

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

£502.00

Sealevel 530E-OEM

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

£489.00

Sealevel 520W

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

£378.00

Sealevel 520S

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

£280.00

Sealevel 520S-OEM

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

£266.50

Sealevel 520N

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

£280.00

Sealevel 520M

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

£280.00

Showing 60 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.