• All Products

      • Charge Air Coolers
        • Charge Air Coolers

          Used to cool the hot, compressed air from the turbo before it reaches the engine, the intercoolers improve engine efficiency and reduce emissions for marine and land-based stationary engines.

      • Exhaust Gas Heat Exchangers
        • Exhaust Gas Heat Exchangers

          Exhaust gas heat exchangers are designed to recover waste heat energy from the exhaust stream of reciprocating engine powered generating sets.

      • Fuel Coolers
        • Fuel Coolers

          Bowman 'copper free' fuel coolers are compact, highly efficient heat exchangers suitable for fuel conditioning rigs in the automotive testing industry.

      • Header Tank Heat Exchangers
        • Header Tank Heat Exchangers

          Engine coolant header tank heat exchangers for marine propulsion, gensets or stationary land-based engines.

      • Hot Tub Heat Exchangers
        • Hot Tub Heat Exchangers

          Bowman EC 80-5113-1T heat exchangers provide a new solution for heating spas and hot tubs in just a fraction of the time taken by traditional electric heaters.

      • Hydraulic Oil Coolers
        • Hydraulic Oil Coolers

          Highly efficient heat transfer solutions for cooling marine, land-based and underground hydraulic systems.

      • Inline Plate Type Heat Exchangers
        • Inline Plate Type Heat Exchangers

          Bowman inline plate heat exchangers are a compact, economical solution for high efficiency heat transfer.

      • Marine Engine Coolers
        • Marine Engine Coolers

          Bespoke cooling solutions for a range of popular marine engines from major OEMs, including coolant heat exchangers, charge air coolers, plus combined heat exchangers and exhaust manifolds, suitable for cooling marine engines up to 1 MW.

      • Marine Transmission Oil Coolers
        • Marine Transmission Oil Coolers

          Bowman has a range of highly efficient oil coolers designed for marine and industrial engines and transmissions.

      • Electric and Hybrid Coolers
        • Electric and Hybrid Coolers

          Efficient heat exchangers for cooling electric marine motors, hydrogen fuel cells, battery packs, chargers, AC-DC converters, DC-DC converters, inverters and associated equipment for electric and hybrid marine propulsion and charging systems.

      • Shell and Tube Heat Exchangers
        • Shell and Tube Heat Exchangers

          Highly efficient heat transfer solutions for cooling a variety of applications where air and fluids need to be cooled by fluids.

      • Stainless Steel Heat Exchangers
        • Stainless Steel Heat Exchangers

          Many applications require stainless steel shell and tube heat exchangers and Bowman provide a standard range of units that are suitable for cooling or heating a variety of fluids.

      • Swimming Pool Heat Exchangers
        • Swimming Pool Heat Exchangers

          Bowman swimming pool heat exchangers are renowned for reliability and efficiency. Whether heating your pool with a traditional boiler or a renewable energy source, Bowman is the obvious choice.

    • All Applications

      • Automotive Testing
        • Automotive Testing

          Premium quality heat exchangers and oil coolers for precise temperature control of engines under test cell development conditions.

      • CHP / Co-Generation
        • CHP / Co-Generation

          Recovering waste heat energy from engine powered generating sets for biogas, diesel and natural gas applications up to 1 MW.

      • Engine Cooling Solutions
        • Engine Cooling Solutions

          Efficient cooling for stationary / land-based engines where air cooling is either unavailable or inappropriate.

      • Electric & Hybrid Marine
        • Electric & Hybrid Marine

          The reliable solution for cooling Electric & Hybrid Marine Propulsion Systems.

      • Industrial Hydraulics
        • Industrial Hydraulics

          A comprehensive oil cooling solution for industrial hydraulic control systems, plus high temperature and mining applications.

      • Marine Hydraulics
        • Marine Hydraulics

          A complete solution for cooling complex on-board hydraulic equipment, including thruster and stabiliser systems.

      • Marine Propulsion
        • Marine Propulsion

          The complete cooling solution for marine engine propulsion, including the latest electric and hybrid systems.

      • Hot Tubs / Spas
        • Hot Tubs / Spas

          An energy efficient solution for heating hot tubs and swim spas faster, significantly reducing heat-up time for guest change-over periods.

      • Swimming Pool
        • Swimming Pool

          Quality heat exchangers for efficient swimming pool heating, using boiler or renewable energy heat sources.

  • Distributors
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  • Contact Us

Marine Hydraulic Cooling

A complete solution for cooling complex on-board hydraulic equipment, including thruster and stabiliser systems.
As one of leading manufacturers’ marine hydraulic cooling systems, Bowman has over 60 years’ experience providing reliable and efficient oil coolers to suit the demands of the marine industry in a range of applications, including power packs, winches, deck equipment, power steering, thrusters, stabilisers and compressors.

Bowman shell and tube heat exchangers are proven worldwide. All oil coolers are manufactured in the UK to ISO 9001:2015 accreditation and feature a precision-engineered, fully floating tube stack, which minimises thermal stresses and provides efficient heat transfer and low pressure drop. The range includes models offering sea water flow rates from 50 l/min to 900 l/min and all models are available with either cupronickel or titanium tube stacks for long life durability.

Whilst ‘single pass’ oil coolers are often the preferred choice for sea water cooling, Bowman also offer three-pass and two-pass units to suit installation requirements and customer preferences. For further details download our Hydraulic Oil Cooler product brochure.

Downloads

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Marine Heat Exchangers

The brochure provides an overview of the products that are used for marine applications including engine and transmission coolers and heat exchangers for hydraulic deck machinery.

Download

Hydraulic Oil Coolers

Technical sales brochure includes product information, ratings charts, drawings and dimensions for the standard product range.

Download

FAQs

There are a number of factors to consider when projecting the life of a marine oil cooler.

For example, has the correct product been selected for the cooling requirement?

Has it been installed and commissioned correctly?

Is the velocity (or flow rate) and pressure of the cooling medium within manufacturers recommendations?

Has the unit been maintained and serviced in line with manufacturers requirements?

Assuming all the of the above questions (and possibly a few more) have been correctly addressed, there is no reason why a good quality marine oil cooler, from a well known, reputable company such as Bowman, shouldn’t last for more than 20 years.

But to achieve this, it’s vital that the unit is correctly specified, installed, commissioned and maintained.

For example, on marine oil coolers fitted with Cupro-nickel tube stacks, it is vitally important to ensure the copper-nickel alloy tubes are ‘conditioned’ correctly, to enable the thin layer of natural protective film to form on the tube surface, to provide long term corrosion protection.

Additionally, if the manufacturers recommended water flow rate is exceeded, high velocity seawater entering the oil cooler can quickly erode the tubes and tube plates, leading to premature failure, so following the guidelines is critical!

And the well documented rise of plastic waste in our oceans, means that in addition to having adequate filtration of the incoming seawater, it’s also really important to inspect and clean an oil cooler regularly, to maintain its performance and extend the life of the unit!

The good news is that if looked after correctly, a marine oil cooler can operate reliably for decades.

In fact Bowman often hear of instances where their marine oil coolers have been working for more than 40 years!

Bowman manufacture a very wide range of oil coolers to suit most marine applications and have a computer based selection programme, to recommend the correct unit for the application.

EJ Bowman Newsroom

Get in Touch

If you have a specific enquiry or would like to talk to one of our technical sales engineers, you can contact us by phone or email, using the contact details below. For more general enquiries, simply fill in and return the contact form for a fast response.

 

Tel: +44 (0)121 359 5401
E-mail: [email protected]

Local Distributors

A network of authorised, international Bowman distributors, who hold product stocks and provide local service, is also available.

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