Passenger train doors have to work smoothly, quietly, safely, and reliably. Often, they have to function in extreme conditions, where heat and/or humidity are very high, or temperatures are well below zero. They have to endure constant vibration and frequent shocks, no matter how well-maintained the railroad tracks. And passenger train doors are heavy. This is a job for pneumatic rodless cylinders.
Here's why pneumatic operating systems are the ideal choice for both internal and external passenger train doors.