22nd September 2021 - COVID Update - the Auckland region is now at alert level 3, and the rest of NZ is at alert level 2.

Under alert level 3, we are able to provide contactless delivery using courier services for all clients and projects in New Zealand.  

To place orders, you can visit our online store or call our team on 0800 333 553 if you have any questions.

Click here for more information about business operations at NZ COVID Alert Level 3

Product Guide

Quick Guide to the Theben FIX Series Dimmers



Within the Theben FIX Series there are four dimmer models:


DM 2 T KNX

2 channels rated at 400W each with an overall width of 4 modules. Channels can be paired together to increase the load to 800W.


DM 4 T KNX

4 channels rated at 400W each with an overall width of 8 modules. Channels can be paired together to increase the load to 800W.


DM 4-2 T KNX

4 channels rated at 200W each, with an overall width of 4 modules. Channels can be paired together increasing the load to 400W.


DM 8-2 T KNX

8 channels rated at 200W each, with an overall width of 8 modules. Channels can be paired together increasing the load to 400W.


All Theben dimmers now support full loading when using mains LED fittings if the dimmer is set to auto or trailing edge mode.

It is recommended to check the dimming behaviour of LED fitting prior to installation.