Administrator How do I Connect to the KNX Bus for Programming? 24 Apr 2026 Product Support To connect to the KNX Bus you will need an IP Interface, IP Router or USB Interface and the ETS Programming Software. Older systems may have a RS232 gateway but the support for these is very limited. ... Learn
Administrator I can’t log in to my account 24 Apr 2026 Product Support If you are having problems logging into your account, please try the below options. Check that you have the correct email address for your account. All accounts have been transferred from the old site... Learn
Administrator Can a Heating Manifold Controller drive a Circulation Pump? 24 Apr 2026 Product Support If the manifolds controller has triac outputs (silent switching) then you cannot use the output to drive a pump as they are designed for low current restive loads, not the inductive load of a pump. Th... Learn
Administrator I Have just Changed my Lights to LED and Now They Won't Turn Off? 24 Apr 2026 Product Support If your KNX system was installed before 2014 the dimmers will not be suitable for mains LEDs. This is due to the extremely fast development of LED technology and the forced adaption of non incandescen... Learn
Administrator How Can I Test if a KNX Device is Receiving Power from the Bus? 24 Apr 2026 Product Support Not sure if your KNX device is receiving power from the bus? Here's a simple way to test it: The simplest way is to press the programming button. If the programming LED lights up then it is connected ... Learn
Administrator What are the Warranty Periods of the Items on Your Site? 24 Apr 2026 Product Support We find it useful for our customers to be aware of the warranty periods for the range of products we sell from all the different manufacturers. Please see below the most up to date information: ABB: 1... Learn
Administrator What are the Standard Delivery Times? 24 Apr 2026 Product Support We can ship any item that is in stock on an overnight delivery to the UK with our main courier Interlink. For EU and international we use TNT and delivery is from 2-5 days depending on location. For i... Learn
Administrator What is the Difference Between a KNX Line Coupler and a Line Repeater? 24 Apr 2026 Product Support At a product level they are exactly the same device, it is only when configured in ETS that they become different. A Line Coupler links a line to an area or an area to a backbone area and has the filt... Learn
Administrator Can KNX Keypads be located in a bathroom? 24 Apr 2026 Product Support As the KNX bus is SELV (Safety Extra Low Voltage) there are no restrictions on placement. The only caveat is the effect the moisture may have on the device but after sales of many hundreds of KNX keyp... Learn
Administrator How Many Power Supplies do I Need for a KNX System? 24 Apr 2026 Product Support Every line must have its own power supply including any area or backbone lines. The size of the power supply is determined by the number of KNX devices on each line segment and as the consumption of e... Learn
Administrator I have Lost or Broken my ETS Dongle, What Can I Do? 24 Apr 2026 Product Support If you have misplaced your ETS dongle or it has broken you may be able to arrange a free of charge replacement with the KNX Association. To do this you will need to create a support ticket from your a... Learn
Administrator ABB AC/S Application Controller - Bridging BMS and KNX For Smarter, More Sustainable HVAC 24 Apr 2026 Product Guides Introduction Many products within the KNX ecosystem are familiar in concept to those used in traditional BMS environments, often established HVAC functions presented in a different form, or with incre... Learn
