Pilatus PC-12 Aircraft Meet European Noise Regs with 7-Blade Prop

MT-Propeller said its Silent 7 propeller improves takeoff performance by 20 percent.

Jonathan Welsh

Thursday, July 13, 2023 at 04:59 PM ET

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MT-Propeller designed its Silent 7 prop for the Pilatus PC-12. [Courtesy: MT-Propeller]

Key Takeaways:

MT-Propeller has installed its Silent 7 propeller on 75 Pilatus PC-12 aircraft, which significantly reduces noise, improves takeoff performance by 20%, and meets stringent European noise regulations for unrestricted airport operations.
The Silent 7's seven-blade design ensures smoother operation and reduced noise both externally and within the cabin, offering advantages over five-blade designs.
MT-Propeller is a major global OEM supplier, holding over 220 STCs and providing a diverse range of propeller models for various aircraft types and applications.

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MT-Propeller said it has installed its Silent 7 propeller on 75 Pilatus PC-12 aircraft in Europe and the U.S. The German manufacturer said the supplemental type certificate, (STC) for the installation “meets the highest noise regulations in European countries for unrestricted airport operations.”

The company said the new propeller has a number of advantages over the five-blade designs used on many turboprop aircraft. The PC-12’s certified takeoff performance improved by 20 percent with the Silent 7. The seven-blade design runs smoothly and reduces noise outside and in the cabin, MT said.