
Otis products undergo stringent quality and safety testing at our testing facilities around the world.
We operate one of the world’s tallest elevator test towers in Shibayama, Japan. This test tower stands 505 feet (154 meters) above ground and 89 feet (27 meters) below ground.
The Bristol Research Center in Bristol, Conn., United States, is home to the Otis Quality Assurance Center and North America’s tallest elevator test tower—383 feet (117 meters) high.