About us


Delta Factory in Farnham

Your Trusted Partner in Process Instrumentation


Delta Factory in Kingstom

Delta Factory in Kingston  1950 







Delta Controls is a global specialist in the design and manufacture of temperature, pressure and flow process control instrumentation, with particular expertise in hazardous areas.


With over 65 years of experience in all major markets, we provide solutions for a wide range of industries, including :

  • Oil and Gas – offshore and onshore – exploration, production, refining and distribution
  • Power Generation including nuclear – steam raising plant, turbine generators, fire protection systems, safety shut down systems
  • Water Treatment
  • Petrochemical and Chemical
  • Pharmaceutical
  • Food and Beverage
  • Pulp and Paper

Worldwide coverage

With many millions of instruments installed worldwide, we are considered one of the major worldwide experts in pressure and temperature solutions, with our products renowned for their reliability and durability.

Product Certification

Our certification includes ATEX, IECEx, EXd, EXia, NEMA, SIL, IS, PED, CU TR, NEC 500 and 505 and we are continually gaining new certifications.

Quality and Value

We use innovative manufacturing solutions to ensure the costs of our instruments are competitive, yet never compromise on quality. This means we have one of the most recognised brands for pressure and temperature process instrumentation in the world. Consistent quality is the foundation of our success, recognised by industry and international approval covering every aspect of our manufacturing, test and product portfolio. 

Sourcing and Supply

We can supply all the necessary accessories to accompany our products and source complementary products for customers who want to reduce the number of suppliers they deal with, for everything from standard large volume requirements to one-off customised applications.

Global Support

We are a truly global organisation with our head office in Surrey, England, and regional offices in China, Malaysia, Italy, Texas and Australia supporting over representatives in over 30 countries.

Service and Support

We are totally committed to delivering the best possible service and technical support, adopting a flexible and responsive approach to meeting each customer's individual needs. We aim to provide long term security for its customers and minimise their lifetime cost of ownership - whether the requirement is for a one-off customised solution or large volume standard products. Local assistance is available through a worldwide network of fully supported representatives.


Delta Controls Ltd
Registered Office and Headquarters : Riverside Business Park, Dogflud Way, Farnham, GU9 7SS
Registered in England and Wales- No. 53695683
VAT GB 216 1353 00