CALL US: +44 (0) 1787 881292

Custom Control Electronics

Contrel specialises in the manufacture and supply of custom control electronics, bespoke electronic controls and systems. As an electronic design consultancy we design and build batches of electronic assemblies to fit your specifications and requirements. We also assemble and test electronic assemblies, to existing designs under contract. 

We have many years of experience and make open printed circuit board assemblies, encapsulated circuits, cased controls and hand held units. 


Find out more about solutions for Refrigeration.


Find out more about solutions for Timers.

Temperature Transmitters

Find out more about our solutions for Temperature Transmitters.

PH Transmitters

Find out more about PH Transmitter solutions.

Humidity Transmitters

Find out more about Humidity Transmitter solutions.

Temperature Controls

Find out more about solutions for Temperature Controls.

HMI Screens

Find out more about solutions for HMI Screens.

Pressure Controls

Solutions for Pressure Controls from Contrel.

Fan Controls

Find out more about solutions for Fan Controls.

Electronic Design Services

Electronic design is necessary where off-the-shelf products simply cannot meet your needs. We can offer a fast and reliable bespoke electronic product and circuit board design service focused on delivering application specific and cost optimised solutions. This can range from simple control circuitry, to managing and delivering multi-layer, multi-board electronic design projects. From inception, design, prototyping and to delivering fully assembled and tested production quantities. Working together with Contrel allows you to focus on what you do well whilst we take care of what we do well, which is designing through collaboration.

Experience and Quality

We have many years experience of making equipment for manufacturing industry. We have available innovative and skilled electronic designers and software engineers, to design and develop new equipment. Our elements page lists the range of control circuit functions that we incorporate into designs.

Customer Testimonials

Some recent comments from our customers...

"We have developed a great relationship with Contrel and their dedication and expertise we have been able to overcome challenges and have always met our tight deadlines. Contrel really go above and beyond in responding to inquiries and helping accommodate our requirements. We’re pleased to work with Contrel on existing and new products."


"We have worked with Contrel for many years and the products they design for us have been very reliable. They are a flexible partner and always works hard to support our needs. They are always looking for continuous improvement and we look forward to many more years working with them."


1 Windham Road, Chilton Industrial Estate, Sudbury, Suffolk, CO10 2XD.


01787 881292

Opening Hours:

Mon-Fri: 9am - 5pm