QES Ltd.
QES Limited was founded in 1990 as a high quality repair and engineering services business specialising in electronic power conversion equipment (Power Supplies). Years later …
More services from QES Ltd.
Electronic Product Development
QES Ltd.Here at QES we are happy to help individuals that have an idea for a …
Product Design & Development
QES Ltd.Here at QES we provide a specialist design and engineering consultancy service, we can help …
Obsolete Product Replacement Beds
QES Ltd.Obsolete Product Replacement Beds Here at QES we endeavour to help our customers find or …
Power Supply Repair & Refurbish
QES Ltd.Here at QES we both repair and refurbish all types of power electronics equipment and …
Power Supply Repair Herts
QES Ltd.Power Supply Repair Herts Based in Stevenage, and covering all of Hertfordshire, our highly qualified …
Power Electronics Repair Service
Here at QES we specialise in providing a power electronics repair service for all types of electronic power products for industrial and private companies, public sector electronics repairs or for any discontinued or hard-to-source product. We can repair any type or model of power electronics product to specifications or with new modifications to the client's requirements. Some examples of the products we repair include: Linear & switched mode power supplies DC/DC converters Inverters Battery chargers Power amplifiers and others. Click on our Trade Link for more Information.