This sound effect can be found on Lucasfilm Sound Effects Library, which was made by Sound Ideas.
Used In
TV Shows
- Ben 10 (Heard in "The Big Tick".)
- Generator Rex (Heard once in "Lockdown".)
- Invader Zim (Heard once in "Tak: The Hideous New Girl".)
- Star Wars: The Clone Wars (CGI Animated Series)
Movies
- Iron Man (2008)
- The Polar Express (2004) (A higher-pitched variant is heard twice before the heater inside of the Hero Boy's bedroom goes off as the train arrives in front of his house.)
- Star Wars: Episode III - Revenge of the Sith (2005)
- Star Wars: Episode V - The Empire Strikes Back (1980) (Debut)
- Toy Story 2 (1999) (Heard once over a beeping sound when Zurg says "Come to me, my prey." in the opening scene.)
- War of the Worlds (2005)
Video Games
- Pac-Man World 2 (Used for Blinky's Killer Frog.)
- The Polar Express (2004) (Video Game) (Only the higher-pitched variant is heard in the opening cutscene.)
Trailers
- War of the Worlds (2005) (Trailers)
Image Gallery
The Island (2005) Sound Ideas, FACTORY, MACHINERY - RHYTHMIC STEAM, MECH CLACKS W-STEAM & LOW NOTE, INDUSTRY (left channel only, slightly lower volume)
The Polar Express (2004) Sound Ideas, FACTORY, MACHINERY - RHYTHMIC STEAM, MECH CLACKS W/STEAM & LOW NOTE, INDUSTRY (higher-pitched)
The Polar Express (2004) Sound Ideas, FACTORY, MACHINERY - RHYTHMIC STEAM, MECH CLACKS W/STEAM & LOW NOTE, INDUSTRY (higher-pitched)
The Polar Express (2004) Sound Ideas, FACTORY, MACHINERY - RHYTHMIC STEAM, MECH CLACKS W/STEAM & LOW NOTE, INDUSTRY (higher-pitched)
Toy Story 2 (1999) Sound Ideas, FACTORY, MACHINERY - RHYTHMIC STEAM, MECH CLACKS W/STEAM & LOW NOTE, INDUSTRY
Audio Samples





