Established over 45 years ago, Hydraulic Actuators & Controls design and manufacture ancillary hydraulic valves. Based in Surrey we serve a global market including the automotive, mechanical and engineering sectors.


HAC manufacture a standard product range as well as special hydraulic valves for specific applications. Applications include valves for locking cylinders under heavy load in place, alternating oil flows.

Hydraulic Valves:

Flow Sense Sequencing:

In conjunction with Dowdeswell Engineering, HAC have developed the Flow Sense system for the sequencing of cylinders whilst maintaining full pressure for each cylinder movement. read more…

Electronic Controls:

HAC offer electronic control systems for a range of applications and logic control systems such as fault pressure selection, air purging, temperature sensing and actuator locking, all based on solid state baords that can be integrated with clients existing control boxes or mounted seperatly in shock proof mounted enclosures. read more…


We offer a full in-house design facility catering for all our clients requirements no matter how complex. Our design service includes electrical, mechanical and circuit design as well as prototype development. read more…

New ProductsNew Products: New to the range of valves manufactured by HAC are the reciprocating valves, CETOP5 and line mounted as well as our electronic computer programmable sequencer/controller which incorporates 5 inputs, digital or analogue and 8 outputs at 12/24 volts.

Further Enquiries:

If you have a requirement for either a stock item or a custom made component, feel free to call now on 01276 24914 or use our web form contact page which allows you to send drawings direct from your desktop.