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Computer Controlled Relay Boards

Computer Controlled Relay Boards
Computer Controlled Relay Boards
We offer a wide range of computer controlled relay boards from our Electronic Kits & Modules range for industrial, professional, educational and hobby applications
Velleman K8056 - 8-Channel Relay Interface Card Kit (Standalone, RS232 or Optional RF)

8056 Can be used in several ways : stand alone card, addressed by switches, open collector outputs or addressed via the RS232 input. RF upgrade optional...

£25.95 +VAT, £31.14 Inc
In Stock
Velleman K8090 - 8-Channel USB Relay Card Electronic Kit

K8090 8-Channel USB Relay Card Kit allows you to control eight relay channels by your computer USB port. Connect up to 16A to each of the high power relays. Board space for extra VDR noise suppressors provided and on board push buttons can be used to test/operate all the relays...

£37.24 £32.16 +VAT, £38.59 Inc (Save 14%)
In Stock
Velleman VM201 - 8-Channel Ethernet Relay Card Module

VM201 8-Channel Ethernet Relay Card Module simply connects to your router by means of a standard network cable. You can operate the 8 relays or check the status of the input from anywhere in world. The card is web server based, so almost any internet browser can connect to the card, even mobile devices. No additional software installation required. The unit has numerous extra features...

£143.91 £112.00 +VAT, £134.40 Inc (Save 22%)
In Stock
Velleman VM204 - 4-Channel Ethernet Relay Card Module

VM204 is an Ethernet controlled board with 4 relay outputs, 4 digital inputs and 1 analogue input. It can send e-mail notifications when the status of an input changes and features an embedded webserver. Free apps are available for Android® and iOS®....

£69.77 +VAT, £83.72 Inc
In Stock
Velleman VM8090 - 8-Channel USB Relay Card Module

VM8090 8-Channel USB Relay Card Module is a pre-assembled board that allows you to control eight relay channels with your computer USB port. Connect up to 16 Amps to each of the high power relays. Comes complete with VDR noise suppressors. On-board push buttons to manually test/operate the relays. A DLL for own software development can be downloaded below. Test software completes the package...

£45.85 £44.85 +VAT, £53.82 Inc (Save 2%)
In Stock
AS3074KT - 8-Channel PC Controlled Relay Board

This PC printer (parallel) port relay board provides independently programmable real-time control for each of the eight onboard mains rated relays...

£24.96 From £14.96 +VAT, £17.95 Inc (Save 40%)
In Stock
AS3108KT - 8-Channel RS232 Serial Relay Controller Isolated IO Board

General purpose RS232 serial port IO controller board featuring 8 relay outputs and 4 opto-isolated inputs for use in a wide variety of control and sensing applications including load switching, external switch input sensing, contact closure and external...

Buy 1-4: £74.96 +VAT, £89.95 Inc Each
Buy 5+: £63.71 +VAT, £76.45 Inc Each
In Stock
3108Uv3 - Upgrade Kit for Dual 3108v3 Serial Relay Control

Simple upgrade kit for our 8-Channel Serial Port Isolated IO Relay Controller that enables you to link two 3108 (Hardware Version 3) units together to provide a total of 16 Relay Outputs and 6 external Inputs running from a single serial port...

Buy 1-4: £24.96 +VAT, £29.95 Inc Each
Buy 5-10: £21.22 +VAT, £25.46 Inc Each
Buy 11+: £19.97 +VAT, £23.96 Inc Each
In Stock
AS3190KT - 4-Ch Computer Temperature Monitor / Relay Control Board

4 channel computer serial port temperature monitor and relay controller. Four inputs for the Dallas DS18S20 (or DS18B20) digital thermometer sensors. The four relay channels provide output control independent of the sensor channels...

£66.63 From £41.63 +VAT, £49.96 Inc (Save 38%)
In Stock
Cebek USB.T-100 - 2-Channel USB Relay Interface

2-channel computer controlled relay board interface that allows independent remote control of the two mains rated relays from your PC USB port...

£42.81 +VAT, £51.37 Inc
In Stock
Cebek USB.T-101 - 4-Channel USB Relay Interface

4-Channel computer controlled relay board interface that allows independent remote control of the four mains rated relays from your PC USB port...

£48.80 +VAT, £58.56 Inc
In Stock
Cebek USB.T-102 - 8-Channel USB Relay Interface

8-Channel computer controlled relay board interface that allows independent remote control of the eight mains rated relays from your PC USB port...

£64.64 +VAT, £77.57 Inc
In Stock
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