Xcelerator is a steel roller coaster ( Launched Coaster ) in the U.S. amusement park Knott 's Berry Farm in Buena Park ( near Los Angeles ). The railway was opened on 22 June 2002. Was constructed Xcelerator by Intamin.


Xcelerator accelerates the trains with a hydraulic system acceleration from 0 to 132 km / h in 2.3 seconds. At the end of the acceleration section, the railway runs perpendicular to a maximum height of 62.5 m, where she drives said element on the tip of the top hat.

Sometimes the train creates the " Top Hat " not, and the train gets into a rollback, the web backward moves back to the train station. For safety reasons, there are also retractable brakes that stop in the event of a rollback the train. However, such a rollback is very rare.

Even if it's a little rain, the track is closed. This is the manufacturer's recommendation. Before the roller coaster can be re-opened, it must be some test drives through without a problem.

On September 16, 2009, two passengers were injured by a broken cable. Xcelerator was re-opened on 26 April 2010.

Xcelerator has two trains with five cars. In each car four people can (two rows of two people) take place. This has a maximum capacity of 1330 people per hour is possible. As a lap bar restraint system are used.

Kingda Ka and association with Top Thrill Dragster

Xcelerator was one of the first Accelerator Coaster with a tophat. She was the model for Kingda Ka and Top Thrill Dragster. Although Kingda Ka is twice as high and about 1.5 times as fast as Xcelerator, which she holds two world records ( which still is up to date ), but the driving principle is exactly the same.


On September 17 2009 crack during firing of a train, the steel rope of the catapult. A 12 year old boy and his father were injured in the accident by debris. The roller coaster remained closed until the end of January 2010.