Tiny Size

The tiny PCB designs of this relay, timer and opto-isolator range make them perfect for building into other equipment.

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Handy Little Relay Modules

An absolute toolbox essential for alarm, CCTV, security, access control engineers and electrical contractors.

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Low Cost Solution

Ideal for interfacing different systems together such as gates, access control, lighting, burglar alarms and CCTV.

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Voltage Booster Relays

Boosts up to 30V DC and features a built-in voltmeter and handy LED display for reading the input or output.

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Timer Relays in 2 designs

Choose from the simple delay On-Off (HRM200) model or the more adavanced 10 function model (HRM250)

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Opto Isolators 1,2,4,8,16ch

Triggering with a 0V or 12V, can be used trigger devices such as gates, access control, lighting, alarms and CCTV.

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Handy Rascal ® Relay Modules

Brought to you by System Q Ltd - a Great British company with over 25 years of history in the CCTV industry. Established 1994.

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Handy Rascal ® Relays

Perfect for linking and controlling independent equipment such as alarms, CCTV, access control and more!

An essential range for the professional engineer's toolbox.