The PW1400G is a turbofan engine developed by Pratt & Whitney as part of the Geared Turbofan (GTF) family. It is specifically designed to power the Airbus A220 aircraft, offering improved fuel efficiency and reduced emissions compared to traditional engines. This engine features a unique gear system that allows the fan to operate at a different speed than the low-pressure compressor and turbine, enhancing overall performance. The PW1400G is known for its quiet operation and reliability, making it a popular choice for airlines looking to optimize their fleet's operational costs.