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LPWX Marine Auxiliary Engines

Fixed Speed 
1500 – 3600 r/min

8.6 – 32.4 kw  |  11.5 – 43.4 bhp

Range
LPWX2
LPWX3
LPWX4


Download the Engine Data Sheet

The Alpha LPWX Series marine auxiliary engine is specifically designed as a power generating engine. It is durable, reliable and easy to maintain with oil and filter changes up to 500 hours, dependent on operational conditions.

It is designed for continuous operation in ambient temperature up to 52°C (122°F) and cold start capability down to -32°C (-25.6°F).


Basic Engine Characteristics 

  • diesel fuelled and approved for operation on biodiesel, that conforms with ASTM D6751 and EN14214, concentrations of up to 20%
  • direct fuel injection
  • 2, 3, 4 cylinders
  • liquid cooled
  • naturally aspirated

Design Features

  • heat exchanger cooling
  • water cooled exhaust manifold
  • fuel filter / agglomerator
  • self-vent fuel system with fuel lift pump
  • individual fuel injection pump for each cylinder
  • high level oil filler and dipstick
  • raw water cooling system pump
  • operators' handbook (English)
  • thermostatically controlled cooling system with belt driven raw water pump
  • gear driven positive displacement type lubricating oil pump
  • spin on full flow lubricating oil filter
  • mechanical governing
  • cooling water header tank at gear end
  • 12V earth return alternator and starter motor as standard
  • high inertia flywheel to SAE J620: 7.5'
  • SAE5 flywheel housing
  • oil pressure and engine temperature switches
  • fuel control solenoid (energised to stop)
  • additional paint finish for added protection
  • skid base packing

Optional Items

  • keel cooling fittings
  • earth return electrics
  • 24V electrics
  • choice of air cleaners
  • sump lubricating oil drain pump (gear end or flywheel end mounting)
  • cooling water header tank mounted at flywheel end
  • paint colour (standard is Peacock Blue)

A range of options are available that allows you to select a specification that matches your requirements.


Full Engine Specifications:

Power Output 

LPWX2 LPWX3 LPWX4
1500* 1500* 1500*
Continuous Power kWm 8.6 12.9 16.9
bhp 11.5 17.3 22.6
Fuel Stop kWm 9.4 14.1 18.5
bhp 12.6 18.9 24.8

Fuel Consumption

LPWX2 LPWX3 LPWX4
Load 1500* 1500* 1500*
g/kWh 100% 245 261 271
l/h 100% 2.3 3.7 5.1

Technical Data

LPWX2 LPWX3 LPWX4
Type of fuel injection Direct Direct Direct
Number of cylinders 2 3 4
Aspiration Natural Natural Natural
Direction of rotation looking on flywheel end Anti clockwise Anti clockwise Anti clockwise
Compression ratio 19.5:1 19.5:1 19.5:1
Total cylinder capacity litre 0.999 1.499 1.998
in 3 60.96 91.47 121.93

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Your Lister Petter engine is precision engineered to give years of outstanding reliability and consistent performance in the most extreme temperatures and conditions.

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