The Pratt & Whitney F135 is an afterburning turbofan developed for the Lockheed Martin F-35 Lightning II, a single-engine strike fighter.

Evolved from the proven F119 engine that powers the F-22 Raptor and building upon decades of combat-proven propulsion experience, the F135 is a marvel of modern engineering – from …

Pratt & Whitney delivered the first production F135 engine in 2009. Since then, the program has grown considerably and as of 2025, powers the F-35 fleets for the United States Air Force, …

Pratt & Whitney's F135 Enhanced Engine Package (ECU) is the most cost effective, lowest risk propulsion modernization solution for the F-35. ECU can enable full Block 4 weapons system …

Feb 25, 2025 · The F135 engine is a next-generation afterburning turbofan, developed from the highly successful F119 engine used in the F-22 Raptor. However, what sets the F135 apart is …

Apr 25, 2012 · Engines aboard Lockheed Martin's next generation F-35 fighters have been almost 30 years in the making. Liam Stoker takes a look at the development of Pratt & Whitney's …

With more than 40,000 lbs. of thrust, unmatched low-observable signature, world-class thermal management, and innovative engine control system, the 5th Generation F135 is a critical …

The Pratt & Whitney F135 is the only engine powering the F-35 Lightning II flight test program, and has proven it can meet diverse aircraft requirements. The ground and flight test experience...

Feb 18, 2020 · As of today, Pratt & Whitney’s F135 is the only propulsion system suitable for use on the single-engine F-35, not only because of the engine’s power and reliability, but because …

Mar 17, 2025 · PRATT & WHITNEY F135 ENGINE FAST FACTS | 2025 The World’s Most Advanced Fighter Engine 5th GENERATION stealth technologies 40K+ LBS of thrust …