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Home / Cummins Inc / Cummins Engines

Cummins BT5.9 Auxiliary Diesel Engine

Cummins QSB4.5 Available as 150, 230 and 250Hp – HX or KC

Category: Cummins Engines
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Cummins BT5.9 Marine Auxiliary – Prime ratings from 78 to 112 kW, 50 and 60 Hz. (Available only until the end of 2023). Ratings below 130kW are not subject to IMO emission regulations. 5.9L Inline, 6 cylinder, 4 stroke diesel.

Features and Benefits

  • Engine Design – Robust engine block designed for continuous duty operation and long life. Single cylinder head with four valves per cylinder enhances performance
  • Fuel System – Rotary fuel pump with optional electronic governor for precise fueling and engine speed
  • Cooling System – Single loop keel cooling or engine mounted heat exchanger available for simplified installation. Optional fan drive for radiator applications
  • Exhaust System – Water cooled exhaust manifold reduces emissions and cools engine surface temperatures
  • Air System – Cummins turbocharger optimized for marine applications. Jacket water aftercooled
  • Lubrication System – Standard capacity (14.2 L [3.8 g]) oil pan available with rear, front or center sump for installation flexibility. Spin on Cummins lube filters
  • Electronics – 24v standard electrical system with 12V option available
  • Certifications – Marine Classification Society approvals from IACS members and SOLAS compliant configurations available; check with your local Cummins professional for a current list of certifications available on this engine

Optional Equipment

  • Engine mounted and remote instrument panels
  • Remote duplex oil and fuel filters
  • Power take-off available from front of crankshaft
  • SAE A or B power take-off

6BT5.9 Auxiliary Engine - Prime Power

Prime PowerkWHPRPMEPA
50Hz781041500-
50Hz911221500-
60Hz911221800-
60Hz1121501800-
Prime Power: Engines with this rating are available for an unlimited number of hours per year in variable load applications. Variable load is not to exceed 80 percent of the rated power. A 10 percent overload capacity is available for a period of one hour within a 12 hour period of operation. Total operating time at the 10 percent overload power shall not exceed 25 hours per year. The power rating follows IS8528 guidelines.
Ratings below 130kW are not subject to IMO regulations.

B4.5 Fuel Consumption

HPRPMRatingRated L/hr (Gal/hr)
1502500Heavy32.4 (8.6)
2302600Intermittent/High Output47.0 (8.7)
2502600Light/High Output51.4 (13.6)

B4.5 Product Dimensions

Length (mm)Width (mm)Height (mm)Weight (kg)
508862877545
Please note that these are actual weights and dimensions of the product. For shipping or collection purposes, please call us and we will be able to calculate the additonal weight of the shipping crate/accessories etc.

Whole Goods ie Engines and Generators can be shipped worldwide. We use a long established firm for our freight movements, they handle collections from our site, onward paperwork as required and we always ship with insurance on the goods. Our shipping terms are DAP (Delivered at Place), will means that any import and clearance taxes are liable to the customers account once in the final destination. For further details please contact us.

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Find Us

Seapower Marine Ltd
Woolverstone Marina
Woolverstone
Ipswich IP9 1AS

Tel: +44 (0)1473 780090
Email: info@seapowermarine.co.uk

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  • ENGINES
    • MODEL
      • Cummins B4.5 Diesel Engine
      • Cummins QSB6.7 Diesel Engine
      • Cummins QSB6.7 Slimline Diesel Engine
      • Cummins QSC8.3 Diesel Engine
      • Cummins QSL9 Diesel Engine
      • Cummins QSM11 Diesel Engine
      • Cummins X15 Diesel Engine
      • Cummins B4.5 Auxiliary Diesel Engine
      • Cummins BT5.9 Auxiliary Diesel Engine
      • Cummins QSB7 Auxiliary Diesel Engine
      • Cummins QSM11 Auxiliary Diesel Engine
      • Cummins X15 Auxiliary Diesel Engine
  • GENERATORS
    • GENERATORS
      • MDKBH|BJ|BW 4-6-8kW 12V Generator
      • MDKDL 7-9kW 12-24V Generator
      • MDKDM|DN 9.5-11kW 12-24V Generator
      • MDKDP|DR|DV 13.5-19kW 12-24V Generator
      • MDKDT|DU 22.5-29kW 12-24V Generator
      • Cummins QSB7E Onan Generator
  • SERVICES
  • PARTS & ACCES
  • TECHNICAL
    • ENGINES
    • GENERATORS
    • GEARBOXES & EXHAUST SYSTEMS
    • COMPANY DOCUMENTS
    • HOW DO I
    • OTHER PRODUCTS
  • PROJECT GALLERY
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