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

Would you rather receive personalised advice?

Service

For new and existing customers,
or enquiries regarding contracts and tariffs.

 

Opening hours:
Monday to Friday from 7.30 am to 12 pm
and from 1.30 pm to 5 pm

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

Network operation

For enquiries regarding your network connection:


Opening hours:
Monday to Friday from 7 am to 12 pm
and from 1 pm to 3.30 pm

 

 

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

In emergencies

In case of problems, you can reach us
at our emergency number 24/7

(+352) 55 66 55 66

Postal address

Address

SUDENERGIE SA

150, rue Jean-Pierre Michels

L-4243 Esch-sur-Alzette

 

P.O. box

B.P. 383

L-4004 Esch-sur-Alzette