PW535 is a type of aircraft engine developed by Pratt & Whitney. It is designed for use in regional and business jets, providing efficient performance and reliability. The engine is known for its advanced technology, which helps reduce fuel consumption and emissions. The PW535 engine features a high bypass ratio and a modular design, making it easier to maintain. It is commonly used in aircraft such as the Bombardier Learjet 75 and Embraer Phenom 300, contributing to their overall performance and operational efficiency.