The B-Series – Flexible solution for all areas

The Hatz B-series scores high marks in mobile and stationary operations with compact installation dimensions and for all applications with a power requirement up to 8 kilowatts due to its low weight. With its robustness and longevity, the series sets standards in the market. Regardless of whether on vibration plates or in the inhospitable environment of the Antarctic, the Hatz B-series has been tried and tested a hundred thousand times in harsh surroundings.

  • Power from 1.5 kW to 3.4 kW
  • Max. Torque 10.3 Nm
  • compact and lightweight design
  • Direct injection
  • EPA Tier IV final and EU Stage V certified



Design type

  • air-cooled single-cylinder 4-stroke diesel engine
  • Cylinder standing
  • Die-cast aluminum crankcase
  • Light alloy cylinder head
  • forged crankshaft
  • Circulating pressure lubrication with fine filter in the main flow
  • Valve control via rocker arm, bumpers, rocker arm and camshaft


  • customizable through numerous options
  • low fuel consumption
  • long lifetime

performance curves