industrial diesel engines

L-Series – Economic, operationally safe, quiet

These are the properties which distinguish the L-Series engines. The extremely long service life is attributed to the robust design. The high operation safety allows the L-Series engines to be operated reliably in remote areas or for applications without constant monitoring.


  • Power from 15.0 to 24.4 kW
  • max. torque 99.2 Nm
  • soundproof
  • Direct injection method with monoblock single pumps
  • Certified to EU Stage V (up to 19 kW) and EU Stage IIIA


  • Air cooled two-cylinder 4-stroke diesel engine
  • Upright cylinders arranged in series
  • Crankcase made of gray cast iron
  • Single cylinders and cylinder heads
  • Direct injection via monoblock pumps
  • Pressurized lubrication with throw away filter and oil cooler in the main flow
  • Valve timing via rocker arm, push rods, tappet and camshaft
  • Second camshaft for injection pump drive with centrifugal variable regulator and autom. advancer
  • Axial cooling fan with integrated alternator
  • Integrated automatic engine protection
  • Mounted vibration-free acoustic enclosure


  • Ready to install and use
  • Universally usable
  • Robust and durable design
  • Maintenance and repair friendly
  • Extremely low fuel consumption
  • Operational safety through automatic engine protection