Demp preheaters



In connection with the relocation of DEMP A/S to Strandby, we now have better workshop facilities, and our own team of service engineers who can assist our customers worldwide, with everything from minor service jobs to major overhauls of engines.


DEMP A/S have moved to the northern part of Denmark.

New adress:

Demp A/S, Rødspættevej 8, 9970 Strandby, Denmark.


DEMP A/S is now official dealer of marine products from Whisper Power. We look forward to servicing our customers both new and old with this product range. Contact us in case of questions or RFQ.


DEMP A/S got new owner as Grønbeck Holding sold DEMP to the Owner of MariTeam Mikkel Engsbro.

However this do not change DEMP’s way of servicing our customers as we will continue as DEMP and strive to give our customers the best service and quality. Our goal is still to get back to customers within 24 hours upon the customer contacts us. 

Also our product portfolio is maintained and developed continuously so look out for our updates and follow us either here or on our LinkedIn company profile.

New address
We are moving to new business facilities the 6th of June 2019: Sundvej 12C, 4600 Køge, Denmark


We are now working together with R. Schmitt Enertec GmbH (RSE). RSE is one of the few gas engine manufacturers worldwide with a real focus on producing innovative gas engines. The fourth generation of the ENERGIN© engine series, consists of 6, 8 and 12 cylinders V-engines - all  equipped with turbochargers and 4-valve cylinder heads.


We can now offer smaller diesel generators from Whisper Power; suitable for both recreational and smaller commercial crafts. The compact generators are well known for a super silent and virtually vibration free set-up.


We are happy we now can deliver OilLife & OilAlert to almost all types of equipment which contains oil, to keep a close eye on the oil condition and keep maintenance cost down; and not least: Easy to determine oil condition.


We have now broadened with sales of electrical preheaters for marine diesel engines.


We are again able to offer DEMP gensets together with sales and support of spare parts.

WhisperPower diesel geenrators
Demp gensets
Demp preheaters