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Marine Pump Solutions

Marine Pump Solutions


Castle Pumps Ltd are experts in the specification and supply of pumps for the marine market. As the UK agent for Azcue Pumps; a manufacturer with over 100 years’ experience in the manufacturing and design of marine type approved solutions, you can buy our range with confidence. A complete offering is available with pumps not just for sea water, but for fuel, lubricating oils, black/grey water and fish waste.

Specialist marine pump supplier

Specialist marine pump supplier

We have been specialist suppliers of pumps, pump spares and other fluid handling products to the marine and offshore market for many years with a customer base spanning ship builders, marine resellers, ship owners and offshore rigs. With technical expertise in the area and as the UK agent for marine pump manufacturer Azcue Pumps, we will be able to help specify the ideal solution for your application.

Read more on how we can help

Marine solutions brochure

Marine solutions brochure

Our Marine & Offshore Pump Solutions brochure details the benefits of Azcue pumps as a manufacturer of marine pumps, the benefits of Castle Pumps as their UK agent and an overview of the models and technical features available. Click through to view the brochure, and contact our sales team should you want a copy posted out to you.

Browse our marine brochure

IMO 2020 Sulphur Cap

IMO 2020 Sulphur Cap

With the International Maritime Organisation's 2020 Sulphur Cap fast approaching, there are over 70,000 ship owners having to make changes to ensure they are compliant with the new 0.5% sulphur limit. There are a range of solutions available to ensure compliance from the user of low sulphur fuels to employing scrubber systems that clean the emissions of traditional HFOs. Whichever option is selected new pumping solutions are required.

View our Sulphur Solutions datasheet

Ballast Water Management

Ballast Water Management

With 51 states, representing over 35% of total merchant shipping tonnage formally accepting, the BWM regulations were introduced September 2017. To comply, new ballast water management systems will be required. Azcue pumps have been involved in over 10,000 vessel builds and are therefore a trusted solution for ballast applications. Contact us for a solution when updating your ballast system.

Read our Ballast Solutions datasheet

Eco-Energy Cooling System

Eco-Energy Cooling System

In response to the demand for cost savings and energy efficiency within the industry, Azcue have developed the new Eco-Energy sea water cooling system. The Eco-Energy system uses frequency converters to control the speed of the pump to meet actual operating requirements rather than the worst possible conditions. This enables energy cost savings of up to 80%, with a typical payback period if just one year. Please view the datasheet for more information.

View the Azcue Eco-Energy datasheet

Our marine pump offering

Our marine pump offering

Our slogan "whatever the process, we have the pump" signifies that no matter the application for which you require a pump, we believe we have a solution in our range. Our marine pump offering includes pumps for sea water to pumps for lubricants, for applications from engine cooling to fuel transfer to bilge pumping. As the UK agent for Azcue Pumps, we have access to a complete marine and offshore pump range.

View our marine pump range

Marine pump procurement guide

Marine pump procurement guide

In conjunction with Marine Trader, the official publication of the International Marine Purchasing Association, we have devised a pump procurement guide for buyers and engineers that discussed the important aspects to consider when selecting a pump for marine applications. Read the guide in full for pump selection best practice; getting the right pump at the lowest total cost of ownership

Read the guide in full

The importance of Type Approval

The importance of Type Approval

Ship classification isn’t just just another administrative burden; the marine industry place a large reliance on the official validation that a vessel and its key components meet regulatory, technical, safety and environmental requirements. This article explains the background of ship classification and the importance of sourcing type approved components for compliance, using our area of expertise as an example - pumps.

Our article explains all

Past projects

Past projects

To demonstrate our experience in working with clients in the marine and offshore markets, we have compiled a number of interesting case studies on past projects. Reading these examples will give you an insight into the multitude of applications for which we specify and supply pumping solutions to a wide range of companies in the marine industry.

Take a look at some examples


      Castle Pumps are fully accredited to enable you to buy with confidence. Our accreditation includes:

Our accreditation