24/7 emergency number in case of problems: (+352) 55 66 55 66 or (+352) 24 66 16 11
FRDEEN

SUDenergie Customer Service

If you have any questions about our natural gas product or network operation

from 7.30 am to 12 pm and from 1.30 pm to 5 pm

info@sudenergie.lu
(+352) 55 66 55 1

Learn more & become a customer

Become a customer now
Whether it’s a new gas connection, a change of supplier or a new gas tariff – we are there for you
Our natural gas tariffs
Find the natural gas tariff that suits your needs, whether it’s for a classic household or for environmentally friendly biogas
3 good reasons for SUDenergie
For more than 120 years, we have been known as a reliable and trustworthy citizen-oriented energy supplier.

More services

Suggestions & feedback
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Save with SUDenergie
Discover our bonus programme
Our online portal
Do your paperwork online
Understand your bill
Explanations for your annual bill
Change of address and meter readings
Tell us online or by phone

Network operation

Sudgaz Netzanschluss
New network connection
Procedures and information for developers and real estate investors
Our network
Geoportal and network map to check availability
Documents
All the documentation you need for your connection
FAQs
Our FAQs about connecting to our natural gas network

Good to know

A brief summary of the most important information
Downloads
All the documentation you need for your connection
FAQs
Our FAQs about connecting to our natural gas network

In case of emergency

The most important safety information
Emergency Hotline
Emergency supply For exceptional situations
(+352) 55 66 55 66 / (+352) 24 66 16 11
In case of emergency
A guide to the process until our technician arrives at your location

Contact

Contact form