KBB turbocharger M40 -
the compact axial BOOST!
The M40 turbocharger enables the single-stage, high-pressure turbocharging of medium-speed engines in the output range from 900 to 1,800 kW per unit.

Main fields of applications:
- Power generation
- Diesel-electric drives
- Diesel-mechanical drives
- Main propulsion engines
- Auxiliary engines
- Locomotive applications
- Off-road applications
Suitable for the following engine types:
- Diesel engines
- Heavy fuel oil engines (HFO)
- Engines for natural gas, biogas and special gases
- Dual-fuel engines

Performance features of the M40 series
The M40 is characterised by the following performance features:
- High efficiency
- Wide compressor maps
- Compact design with axial turbine
- Very good acceleration performance
- Reduced pollutant emissions from the engine (to comply with international requirements such as IMO I, IMO II, Rhein SchUO, BSO 1+2, EPA Tier 1+2, TA Air, etc.)
- Long service life and extended maintenance intervals
- Easy-maintenance design and short engine downtimes during servicing work
- Quick and easy replacement of wearing components
- Water-cooled bearing casing
- Compressor and turbine washing device, speed measurement, silencer and insulation available as accessories

Model | Air flow rate V (m3/s) | Engineoutput P (kW) | Maximum pressure ratio ∏ vmax | Efficiency η (%) ∏ = 4.0 | Weight m (kg) | |
---|---|---|---|---|---|---|
∏ = 2.5 | ∏ = 4.0 | |||||
M40 | 1.30 - 2.60 | 2.50 - 3.90 | 900 - 1,800 | 4.0 | 65 | 260 |
Any questions?
Silvio Risse, our Engineering Director, will be happy to help if you need more information about our exhaust-gas turbochargers. Give him a call on +49 351 4085 622 or send him an e-mail at . Alternatively, you can also use our contact form to get in touch with us.