Aurelia A400
Powering the Future with Clean, Efficient Microturbine Technology

The world’s most efficient small gas turbine.

The Aurelia® A400 is transforming distributed energy generation with its unmatched efficiency, fuel flexibility, and advanced engineering. Built in Lappeenranta, Finland, this next-generation gas turbine delivers 400 kWe of electrical power with over 40% efficiency—surpassing conventional systems in both performance and environmental impact.

Low Maintenance, High Uptime

Up to 8,000 hours between services
Up to 90% fewer site visits
No lubricants or liquid coolants
Minimal replacement parts = lower service costs

Fuel flexibility

Natural Gas
Sour Gas
Bio or landfill gas
Synthetic gas

Secure by Design

Hardened cabinet with tamper-proof features
Single service door access
No reusable diesel parts—built for purpose and protection

Environmentally Responsible

Compliant with strict EURO standards
< 65 dB noise level at 1 meter – one of the quietest gensets available
Ultra-low vibration and minimal footprint

Advantages of Micro Turbine

1 /

Continuous Operation

Designed to run 24x7, 365 days a year, delivering uninterrupted power with extended service intervals.

2 /

Exceptional Reliability

Plant availability exceeds 99.999%, requiring maintenance as infrequently as once per year.

3 /

Oil-Free Dry Technology

Utilizes dry technology with no need for oil filters, lubricants, or coolant.

4 /

Advanced Bearing System

Features only one or two rotary shafts on air or magnetic bearings—ensuring no metal-to-metal contact.

5 /

Full Load Range Operation

Supports part load capability from 0% to 100%, all under standard warranty.

6 /

Fuel Flexibility

Compatible with a wide range of fuel options, including natural gas, biogas, liquid fuels, and selected synthetic gases.

7 /

Methane Requirements

Microturbine functions efficiently with methane concentrations greater than 35%.

8 /

Hydrogen Sulfide (H₂S) Tolerance

Capable of handling H₂S concentrations of up to 5%.

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How it works - IRG2 operating principle

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Aurelia Turbines

Aurelia A400
Powering the Future with Clean, Efficient Microturbine Technology

Low Maintenance, High Uptime

Fuel flexibility

Secure by Design

Environmentally Responsible