Frequently Asked Questions
I can set my 103E5 (GP Timeswitch) and go through all the functions but it still does not work. What does this mean?

I can set my 103E5 (GP Timeswitch) and go through all the functions but it still does not work. What does this mean?

If the programmer is failing to work there is no mains power getting to the unit. Check the mains power supply.
For further assistance please contact our Technical Support Helpline on 0845 1217 505.

A very safe and reliable choice

A very safe and reliable choice

Our products are subjected to rigorous testing during every step of the manufacturing process to ensure that only flawless products reach our customers. What is more, our product range is compatible to enable our customers to put together well balanced heating systems. 
 
Our products offer high performance levels and are designed to have long lifetimes.
 
Together this makes Danfoss products the prefered choice for consulting engineers and installers worldwide.