D9512 Construction

The Liebherr diesel engine D9512 with 12 cylinders in-V arrangement and a displacement of 24.2 liters can achieve a power output of 850 kW at 2000 revolutions. The robust design of the D9512 is built to withstand the harshest conditions of the construction and agriculture industries. This twelve-cylinder engine comes with an integrated centrifugal water pump and closed crankcase ventilation system, ultrafine fiber oil filter, fuel fine filter on engine as well as twin scroll turbocharger that considerably improve fuel consumption. The engine fulfils the demanding EU Stage V exhaust emission standards and can be fitted with Tier 4 final solutions. Our engine condition monitoring solution and LiDIA diagnostic tool, together with a long life service further extend reliability and minimize engine down time.

Configuration V-engine
Number of cylinders 12
Displacement 24.2 l
Rated power 565 - 850 kW
Rated speed 1,900 rpm

What's inside

  • Fuel-efficient

  • Low total cost of ownership

  • Improved fuel consumption

    thanks to a twin scroll turbocharger

  • Longer service intervals

    thanks to an integrated fuel fine filter

  • Long oil change interval

Photo gallery

Technical data
Configuration V-engine
Number of cylinders 12
Bore 128 mm
Stroke 157 mm
Displacement 24.2 l
Rated power 565 - 850 kW
Rated speed 1,900 rpm
Peak torque 5.306 at 1.400 rpm
Compression ratio 16.7 : 1
Dimensions (L/W/H) 1,969 / 1,381 / 1,285 mm
Dry weight 2,266 kg
Emission standards EPA Tier 0 (Fuel consumption optimised) / EPA Tier 4f / EU Stage V

Options available for the engine:

  • Several high power Take-off

  • Cold start kits for any temperature conditions

  • Efficient engine brake system

  • Remote fuel and oil filters

  • Air compressor

  • Several oil sumps design for all packaging installation, with oil level sensor

  • Several oil filling and dipstick position

  • Air condition accessories

  • Generator

  • Double-starter configuration

  • Several SAE-flywheel options

  • Fan drives

  • Turbocharger connections

  • Several air and water connections

  • Finger guard

  • Two service-sides

  • LiDIA diagnostic tool

  • Engine Condition monitoring

Discover now