High-Quality Pumps and Pumping Solutions

DESMI is the natural choice when looking for high-quality pumps and pumping solutions. We have engine room pumps for every on board application.

High-Efficiency and Reliable Marine Pump Solutions

With DESMI pumps and solutions you are quaranteed high-efficiency and energy saving pump systems, saving tons of fuel, money and CO2 on board every day.

Fast Replacement Pumps

DESMI delivers fast replacement pumps for minimum down time and spare parts are delivered within the same day as ordered.

Energy Saving Systems

DESMI delivers energy saving systems for pumps and engine room fans. Installation can take place in just 3-5 days and during sailing.

Support from all over the world

Technical support is delivered by our dedicated team of specialist all over the world.

Marine & Offshore

Reliable Marine Pump Solutions

Marine and Offshore BrochureDESMI offers more than 100 types of pump designs and variations, covering all applications of the engine room, ensuring that you will always get the right pump for the job. The pump range covers centrifugal pumps and gear pumps. DESMI pumps are designed for high efficiency, thus consuming lowest power possible.

Proven technology and energy efficient pumping solutions you can rely on:

We offer complete pump packages

Newly developed pumps and acquisitions have made our product range more comprehensive. To supplement our product range we co-operate with other manufactures af high-quality pumps and



Pumps for Free

A cash flow neutral investment concept for Energy Saving Solutions.

With the Pumps For Free concept, DESMI offers a unique financing package for shipowners who want to
energy optimize their vessels, where the savings are used to pay for the investment. Short pay-back time, typically between 14-18 months.

Download Flyer Here


DESMI offers an outstanding After Sales & Service

DESMI's technical experts, providing invaluable knowledge and ensuring ownership costs are kept to a minimum. Our product range supplemented with agency products from other leading, world class manufacturers – is completed by related services such as the design and installation of pump plants and after sales service through our network of service centres.

The DESMI Service Concept comprises:

  • World-wide service - by phone or in person
  • 24/7 - 24 hours service 7 days a week
  • Documentation of legal requirements and certifications
  • Customer adapted solutions
  • Spare parts solutions
  • Complete range of pumps
  • DESMI 48


Recent Headlines

DESMI introduces solution to reduce costs and energy loss on electric installations

DESMI is introducing a new solution that enables shipowners and operators to avoid overheated and damaged electric installations
Read More

DESMI Ocean Guard A/S Launches New Ballast Water Management System

DESMI Ocean Guard A/S is proud to announce the launch of a new Ballast Water Management System – The CompactClean
Read More

DESMI Automation has its eye on energy efficiencies

DESMI aims to be the go-to source for customers and companies that hope to solve energy optimisation problems smarter and more cost-effectively via automation.
Read More

A Goldmine of Knowledge to Share – DESMI Article Collection

Knowledge to share with colleagues, customers, business partners, and media around the world.
Read More

DESMI Whole Ship Pump Integrator on Board UK Royal Navy’s New Type 26 Frigates

DESMI has signed a contract for the delivery of pumps for three Type 26 frigates
Read More

DESMI Expands Business in India

In order to strengthen our presence in India DESMI has established a new 3,000 sqm production facility in Hyderabad.
Read More

DESMI enters partnership agreements in Ghana

DESMI recently launched their Ghana initiative by appointing 2 partner companies to promote DESMI products & services in Ghana.
Read More

USCG type approval of RayClean Ballast Water Treatment System – Update 2017

Legislative and technical efforts regarding acceptance of the MPN method in the US are making good progress
Read More

Strong Competences in CS Electric Nord Continue at DESMI

DESMI will take over CS Electric Nord ApS, an automation company in Aalborg, on 1 January 2017.
Read More

Modularity from Platform Design down to Component Configuration

In the middle of November, the Danish frigate Peter Willemoes visited Baltimore, Maryland in USA.
Read More

Danish Business Event and the launch of DESMI in Côte d'Ivoire

At the end of September DESMI and the Ambassador of Denmark to Ghana and Côte d'Ivoire hosted a "Business get together" in Abidjan.
Read More

The Ballast Water Management Convention has been ratified

The latest accession by Finland has resulted in a ratification of the BWM Convention and the act will enter into force September 2017
Read More

New Video: Pump Features Displayed in Style

We are very proud to present our new video for the DESMI Vertical (NSLV) & Horizontal (NSLH) End-suction Centrifugal Pump.
Read More

DESMI is one of a 1000 companies to inspire Europe

London Stock Exchange Group has published a report in which DESMI has been selected as one of the most dynamic enterprises in Europe.
Read More

DESMI Active in Removing Plastic from the Ocean

The Ocean Cleanup, based in the Netherlands, has launched a containment boom to be tested in the North Sea. The boom is designed, produced and delivered by DESMI
Read More

DESMI Ocean Guard receives ATEX certification

DESMI Ocean Guard receives ATEX certification for its RayClean-EXTM ballast water treatment system, enabling installation in hazardous areas on tanker vessels.
Read More

DESMI Opens an Office in Sweden

As part of the endeavours to get closer to the customers, DESMI opened a new office in Gävle, north of Stockholm, Sweden, on 1 May 2016.
Read More

Yet Another Satisfactory Annual Result for DESMI

The annual report for 2015, which was adopted at the recent annual general meeting, shows a profit in accordance with the budget.
Read More

DESMI Eliminates Up-front Investment in Energy-saving Pumps

DESMI has removed a key barrier for shipowners to adopting cleaner, greener technologies and making energy savings: The up-front investment.
Read More

Release of Modular S Video

See all features of our Modular S horizontal self-priming centrifugal pump in our new video
Read More

Global support gathers for the acceptance of the MPN Method

DESMI Ocean Guard A/S announces that it will appeal US Coast Guard’s preliminary decision to not accept the MPN method for type approval testing of ballast water treatment systems.
Read More

The Ballast Water Management Convention is at a tipping point

Morocco and Indonesia has ratified the Ballast Water Management Convention - an act that might put the whole convention in to force.
Read More

DESMI CEO is Regional Owner-Manager of the year

November 12th DESMI CEO, Henrik Sørensen was named Owner-manager of the year in the northern region of Denmark.
Read More

DESMI Ocean Guard wins contract for Maersk Line

DESMI Ocean Guard A/S announces that it will supply 14 RayClean™ ballast water treatment systems to a series of new container vessels to be built at COSCO Zhoushan shipyard in China, for the Danish shipping giant Maersk Line.
Read More

Meeting the Next Generation Engineers

DESMI takes pride in building bridges between the educational sector and the business community.
Read More

Energy-Efficient DESMI Pump Approved

Great news for DESMI and energy-concerned industries as the NSL series has been approved to accommodate EU standards.
Read More

DESMI receives royal attention at the Danish Maritime Fair

This month The Danish Maritime Fair returned for its second edition and expectations were high following the success of last year.
Read More

Meet DESMI at fairs this week

An always important duty to DESMI is our role at the various fairs around the world.
Read More

We are proud to present our new DESMI ROTAN ED Video

Magnetically coupled pumps for ultimate protection against leakage
Read More

High-Quality Pumps Help Fish Farms Handle Growth

With fewer and fewer fish in our seas, fish farming has grown to become an enormous industry worldwide
Read More

UV ballast water treatment close to US approval

Shipowners have found it increasingly difficult to comply with bwt regulations in the US. But there’s good news
Read More

DESMI Lifts Green Ship Business Case

Maritime pumping solution manufacturer DESMI’s energy-optimisation approach generates positive cashflow for shipowners struggling to comply with new regulations.
Read More

Pumps For Free

With the Pumps For Free concept, DESMI offers a unique financing package for shipowners who want to energy optimize their vessels, where the savings are used to pay for the investment.
Read More

Save Fuel – Reduce Emission – Earn Money! OptiSave - Frequency Converter Automation

If you missed this seminar - Don't panic! Contact DESMI and get the tools you need for energy efficiency and fuel savings in compliance with IMO, SEEMP and EEDI
Read More

DESMI’s RayClean BWTS earns US Coast Guard AMS acceptance

The AMS acceptance covers all salinities ranging from freshwater to marine water, something that only 8 out of 52 issued AMS acceptances have achieved to date.
Read More

Danish Maritime Fair

New international maritime fair is taking place in Copenhagen, DK and DESMI is present at stand no B0-025
Read More

DNV Type approval

On September 5’th 2014 DNV GL issued type approval certificate for the RayCleanTM system.
Read More

New Marine & Offshore brochure

Thousands of DESMI pumps are at work on the seven seas,
Read More

DESMI Ocean Guard shares sold to DESMI A/S

A.P. Moller - Maersk A/S and UltraAqua A/S have sold their shares in DESMI Ocean Guard A/S to DESMI A/S
Read More

More to scrubber pumps than meets the eye

Operating an onboard chemical processing plant – a scrubber – isn’t exactly business as usual for most shipowners.
Read More

DESMI reported acceptable result for 2013

Indicating an optimistic trend coming into the New Year
Read More

New ESL In-Line Centrifugal pump from DESMI

ESL - High-Efficiency Vertical in-line centrifugal pumps
Read More

AMS Acceptance from the US Coast Guard

As the first in the world DESMI Ocean Guard’s BWTS OxyCleanTM receives AMS acceptance from the US Coast Guard,
Read More

Royal visit at DESMI Headquarters

DESMI had the pleasure of welcoming His Royal Highness Crown Prince Frederik of Denmark and Mrs Ida
Read More

DESMI Scales Down the Sale and Marketing of DESMI Ocean Guard BWTS

the sale of ballast water treatment systems was based on a licence agreement between DESMI Ocean Guard A/S
Read More

New DESMI office in India

To strengthen our regional presence in India, DESMI is happy to announce the opening of DESMI India, branch office in Mumbai
Read More

Product Release - RayClean

DESMI Ocean Guard A/S is proud to announce the release of a new Ballast Water Treatment System
Read More

ABS Type Approval

We are happy to announce that we have received the ABS Type Approval on our OxyClean Ballast Water Treatment System.
Read More

Containerised BWTS solution tested

The OxyCleanTM system based on UV and ozone has done successful testing in both fresh, brackish and salt water.
Read More

DNV concludes safety assessment

DNV has conducted a safety assessment of DESMI Ocean Guard’s BWTS “OxyCleanTM”.
Read More

Press Release Annual Report 2012

Download our press release in Danish
Read More

DESMI received Bühler Supplier Performance Award

At this year’s Supplier Excellence Day 2012 in Kartause Ittingen, 60 of Bühler’s best suppliers worldwide were distinguished.
Read More

OxyClean G8 type approval

Our OxyClean BWTS tested for use also in fresh water is now type approved by Lloyds Register of Ships!
Read More

MEPC grants final approval

IMO Marine Environment Protection Committee (MEPC) has decided to grant Final Approval to DESMI
Read More

Dynamic adaptation of pumps

DESMI has enjoyed great success with new energy-saving pump equipment for Lauritzen Kosan and others.
Read More

License agreement

It is a great pleasure to announce that DESMI and DESMI Ocean Guard A/S have signed a license agreement
Read More

Final approval recommendation

We can announce that the IMO Ballast Water Working Group (BWWG) under GESAMP has concluded their evaluation of our application for Final Approval
Read More

DESMI Pursues Further Growth

While DESMI A/S, the Danish pump manufacturer, can look back on a year that in many ways is expected to
Read More

Entrepreneur of the Year in Denmark

It is a pleasure to announce that DESMI has won the Danish part of the competition and received the very prestigious business award Entrepreneur of the Year 2011 in Denmark.
Read More

Entrepreneur of the Year 2011 in the Region Northern Jutland, Denmark

We are very pleased and proud to inform you that DESMI was awarded the award Entrepreneur of the Year 2011
Read More

DESMI Ocean Guard A/S - New Directors

We are very pleased to announce that Rasmus Folsø will join DESMI Ocean Guard A/S as Managing Director
Read More

Successful land-based test completed at DHI

DESMI Ocean Guard A/S is proud to announce that the land-based test of our BWTS has been successfully completed
Read More

DESMI has ballast water treatment under control

DESMI A/S and DESMI Ocean Guard A/S have entered into a co-operation agreement on the sale of BWTS.
Read More

DESMI Cover Story - Ballast Water Treatment Systems

DESMI article in NAFS Green Shipping Magazine
Read More

DESMI EnergyCheck optimises pump efficiency

DESMI, has developed a process for checking the energy efficiency of marine pump installations
Read More

Optimize your pumping efficiency

Article from Søfart - special edition
Read More

Danish minister for Environment Troels Lund Poulsen

presents award to Dan Marine
Read More

New strategic partnership

to boost protection of local maritime eco-systems
Read More
To the top

Come visit us at Kormarine 2017

The 39th edition of Kormarine is taking place 24-27 of October in Busan, Korea.
Visit DESMI as we exhibit our marine pumping solutions

I’m interested. Tell me more

Visit DESMI at Europort 2017

The international maritime meeting place for innovative technology and complex shipbuilding is taking place
in Rotterdam, The Netherlands, 7th-10th November.

I’m interested. Tell me more

Come visit us at Clean Gulf 2017

The CLEAN GULF Conference & Exhibition focuses on improving oil and hazardous materials spill prevention, preparedness and response for inland, offshore and coastal incidents.. 
It is taking place  5. - 7. December 2017 in Houston, Texas.

I’m interested. Tell me more

Come visit us at Marintec 2017

The largest maritime event in the Asia Pacific is taking place from the 5-8th of December in China.

I’m interested. Tell me more

Visit DESMI at Turbomachinery & Pump Symposia 2017 at stand no 1305

TPS is a vital industry event, offering a forum for the exchange of ideas between rotating equipment engineers and technicians worldwide.
In 2017 it is taking place the 12-14 December in Houston, Texas

I’m interested. Tell me more