The Danfoss HSA3 Actuator is part of a port H motorised valve series for use with both copper and iron pipework. Some mention that it has worked well so far and has no problems, while others say that it won't last long, is not dependable, and failed within 8 months. To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average.

It operates based on electrical signals received from a thermostat or central control unit, allowing for precise regulation of the flow of hot water through the heating zones. Purchasing the actuator only means you don't have to replace the entire unit, as the head can be replaced in a very speed efficient manner. The Danfoss port "H" motorised valve series, which includes the HSA3 Actuator, is suitable for use with both copper and iron pipes. This valve actuator is suitable for domestic central heating systems and comes with a 1-year manufacturer's warranty. Some cookies are essential to the functioning of this site whereas others are non-essential but help us provide a better browsing experience.

The Danfoss HSA3 Actuator is part of a port "H" motorized valve series which is available for use with both copper and iron pipework. You can change your choices at any time by visiting Cookie preferences, as described in the Cookie notice. By purchasing the actuator, you may just swap out the head of the device rather than having to replace the entire thing.

It controls how quickly water flows throughout the heating system and helps to make this process as smooth as possible. The H Series Motorised Valves, working in conjunction with time controls and thermostats,are used in domestic and commercial central heating, hot water and chilled water systems to control the flow of water in the system. I have removed the existing HSA3 actuator during DIY, but foolishly I’ve lost the 2 fastening screws, so I can’t refit it. To comply with the new e-Privacy directive we need to ask for your consent to set non-essential cookies.Danfoss 3 port “H” series motorized valves are available in a wide range of sizes for both copper and iron pipework.

This appears to be the actuator fitted to my Camray 5 Combi 90A boiler, however, the part number in the book is BS 50752. The 103 third parties who use cookies on this service do so for their purposes of displaying and measuring personalized ads, generating audience insights, and developing and improving products.Do you supply these screws as spares or can you let me know the size and type so that I can source them please.