World's First Marine Fuel Pump Designed for Alternative Fuel Flexibility

9/20/2025, 7:24:20 AM
Maritime businesses face significant volatility due to fluctuating fuel prices, stringent emissions regulations, and uncertainty regarding emerging technologies, necessitating greater assurance in investment decisions for shipowners and operators.
One of the best strategies to reduce a vessel's environmental impact and guarantee long-term compliance is to sail on alternative fuels like LNG, ammonia, methanol, and LPG.
Nevertheless, the industry faces challenges in finding fuel pump solutions capable of handling the characteristics of certain liquids and accommodating multiple fuel types without needing recalibration.
The Latest DesFuel Deepwell Pump
DESMI has launched the DesFuel Deepwell Pump, a novel marine fuel pump adaptable to all alternative fuels, intended for fuel gas system suppliers, shipowners, shipyards, and engineering firms requiring reliable performance, prompt delivery, and worldwide technical support.
Based on DESMI's cargo petrol pump, which has been shown to be dependable and perform well in the worldwide marine sector since 1996, the new pump's design is tailored to meet the demands of the market today.
The DesFuel Deepwell Pump offers several advantages over competing deepwell pumps, including:
Positioning essential parts outside the fuel tank offers convenience and reduces maintenance costs. This design enhances reliability, requires less specialised knowledge, and minimises heat transfer to the fuel or cargo, thereby reducing boil-off gas, as no specific parts or materials are mandated.
Additionally, it makes sure that parts are readily available without first emptying the tank, which greatly streamlines maintenance.
Mounting the pump and driving shaft within a sealable caisson conduit simplifies maintenance and repairs by eliminating the need for gas-freeing, thereby saving time and cost.
Moreover, the motor is air-cooled, and the main bearing is oil-lubricated, eliminating the need for fuel filters. This design prevents filter clogging, which can lead to expensive maintenance and operational downtime.
Optimised for low NPSHr – Using cutting-edge CFD techniques, our pump specialists optimised the pump's design for efficiency and very low NPSHr, resulting in increased usability at lower fuel tank levels.
Furthermore, the pump, offered in five sizes for diverse vessel types and fuels, features a broad operating range for varying engine loads. This design effectively minimises boil-off gas and recirculation needs, ensuring compatibility with current and future fuels without modification.
Optimised for your operation, the pump is made to be compatible with fuel gas systems, quick to install, and ideal for fuel flexibility. We also provide all required paperwork, warranties, after-sales packages, and service agreements to teams and departments around the world.

A Reliable Solution & Service
The DESMI pump is engineered by experts and manufactured in China, a location chosen to be near shipyards. This proximity reduces emissions and transportation time, potentially leading to shorter lead times and improved customer cash flow.
Likewise, aligning production and delivery with regional requirements can expedite contractual approvals.
In the Maritime Courses in Dubai, you will learn about alternative fuels such as gaseous fossil fuels, such as propane, natural gas, methane, and ammonia; biofuels such as biodiesel, bioalcohol and refuse-derived fuel; and other renewable fuels like hydrogen and electricity.
The DesFuel Deepwell Pump, like other DESMI products, is supported by a global service network with 190 years of experience. This network provides customers and stakeholders with round-the-clock, local technical support and spares for after-sales service.
Overall, the DesFuel Deepwell Pump is presented as a flexible, cost-effective, and reliable alternative fuel pump solution for shipowners and operators in the unpredictable marine industry, designed to prepare vessels for future market changes.
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