Knowledge Experience Passion

The success of Simtek UK has been built around the concept of using the latest technologies, reliable products and high standards of customer service. We have been able to achieve this through the hard work and dedication of a core team of employees who have constantly kept standards high to meet all our customers' expectations.    

Jay Simkins - Technical Director

With over 38 years experience of building custom harnesses,  Jay has built some of the finest electrical and electronic systems at all levels of motorsport. Over the years he has built his knowledge from his early engineering training years and through hands-on experience, including many years heading up motorsport service teams at events througout Europe. Jay also gained awards in the UK Top Technician of 2003 and 2004.  With Jay''s profound automotive engineering knowledge and trustworthy advice, confidence in the design, build and performance of your custom harness is guaranteed. 

Mail Order Processing

Simtek (UK) always try to ensure that your goods will reach you in tip-top condition.  We will advise you immediately of any delay, but usually goods are despatched same day or within 48 hours of receipt of your order.  Things that need to me made or modified will have their own lead times which you will be advised of at time of ordering.

Should you have any complaints about your goods or the service received please feel free to contact us on 01706 854857 where we will endeavour to resolve any problems.

If you aren't satisfied with a product that you have purchased from us, a refund will be given or the goods may be exchanged, provided they are returned to us within 14 days of purchase and are in the condition in which they were received.

Goods under 5kg are sent via DHL Next Day Delivery and those over 5kg are sent via carrier service.  

Information on our products is provided to aid your selection.  If you require any further information please do not hesitate to contact us.  It is the responsibility of the purchaser to ensure the parts ordered are suitable for the purpose for which they were purchased.  Simtek (UK) accepts no liability for the mis-application of any goods purchased.

I am outside the UK and don't want to pay VAT

If you wish to order from overseas please contact us if you are outside the UK as this site will automatically charge VAT.  


We are happy to take back items if you realise you've made a mistake and ordered the wrong item.  If this is the case please contact our team and we'll assist you. 

If the item ordered was a special order or bespoke item we cannot accept returns in this case.  

If the order:

1) Not the item you ordered

2) Does not work as it should or is damaged when you open the package

3) Has a part missing

Please contact us within 24 hours so that we can organise a quick resolution to the problem.  Take photographs of the order out of it's packaging and a photo of the packaging if damage has occurred enroute.

As regards delivery and replacement costs and who is responsible, this depends on the circumstances of the return and/or replacement.


I want to pay with my credit card.

You can still pay with your Credit card but it is done through Paypal as a visitor.

Simtek (UK) 2016

If you would like to download a copy of our T&C

Please click the link below:

Terms (98kb)