The General Electric CF34 is a civilian high-bypass turbofan developed by GE Aviation from its TF34 military engine. The CF34 is used on a number of business and regional jets, including the Bombardier CRJ series, the Embraer E-Jets, and Comac ARJ21. In 2012, there were 5,600 engines in service.
General Electric CF34
CF34 engine mounted on an Embraer 190
Recent versions of the CF34 feature chevrons on the core nozzle outlet.
General Electric Company, doing business as GE Aerospace, is an American aircraft engine supplier that is headquartered in Evendale, Ohio, outside Cincinnati. It is the legal successor to the original General Electric Company founded in 1892, which split into three separate companies between November 2021 and April 2024, adopting the trade name GE Aerospace after divesting its healthcare and energy divisions.
Headquarters complex in Evendale, Ohio
The J47 had a production run of over 30,000.
General Electric used its 747-100 testbed in the 1990s for the GE90 which powers the Boeing 777-300ER, 777-200LR and 777F.
A GEnx engine installed on the Boeing 787-9 Dreamliner