N3 Engine Overhaul Services (N3) is an approved maintenance centre for the Trent Rolls-Royce engine series. A state-of-the-art facility, a worldwide unique test facility, with certified processes and an integrated management system, which make us one of the most efficient and reliable maintenance companies for large commercial engines.


for maximum performance


With state-of-the-art machinery and  a broad technological process capacity, our plant is optimally positioned to efficiently and safely manage current and future generations of engines. Due to the experience and performance of our two parent companies, we are able to combine precise craftsmanship with efficient processes and technologies. At full capacity, we process up to 40 large engines at the same time.


Approvals and certificates

for maximum safety


N3 has been approved by the European Aviation Authority (EASA) as a maintenance operation for all Rolls-Royce engine plants for the Trent type. Our operating approval (EASA Part145) includes the inspection, repair and modification of virtually all engine components. This authority is checked regularly by the German Federal Aviation Office (LBA) as the national aviation authority.


Terms of Business

Here you can find our Terms and Conditions for Maintenance Services.


Factory (shop) - 32,600 m2

In our factory, built according to the most modern production principles of engine overhaul, we conduct all maintenance and repair services. The shop was designed in such a way that we can flexibly adapt workflows and therefore design our entire value chain in an efficient manner.

Office space - 3,500 m2

The geographical proximity between the specialists in the repair areas and the engineers and planners guarantees a direct coordination and a smooth process sequence. We have also organised our management in close proximity with all the business processes.

Test facility – 4,900 m2

N3 has one of the largest and most modern test facilities in an overhaul centre for commercial aircraft engines. This is approved up to a thrust of 150,000 pounds (lbf, pound weight) / 667 kN and allows us to test up to 500 engines per year. Find out more about one of the world's largest engine test facility.


Direct Contact

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