Multiplex Engineering supply valves and instrumentation and carry a large stock of control valves, ball valves , actuators and a comprehensive range of instrumentation. From our newly opened Chesterfield facility we are able to respond rapidly to your requirements and can often ship urgent items the same day. Our workshop facilities are able to repair and calibrate your equipment with 24 hour response. Whatever the problem we can supply or repair fast. Our workshops carry out warranted repairs and servicing on control valves,ball valves, relief valves, electronic and pneumatic instruments including chemical seals. Test and calibration is carried out using our UKAS certified test equipment. Complementing our range of new valves and instrumentation is a huge range of surplus equipment that offers an economical alternative where repairs are not possible or where immediate delivery is critical. In many cases we can supply products that are no longer obtainable using conventional sources.
All this means faster delivery of key components, quicker turnaround of repairs and fewer delays, all to Multiplex standards of supply, manufacture and repair.
We are proud of the personal service we offer. Our aim is your total satisfaction!




