Products > Optional > Railway Lifting Jacks optionals > Lifting speed controlGo Back
Lifting speed control
Liftmaster can control the lifting speed of all columns through a VFD inverter system
![inverter per risparmio energetico inverter per risparmio energetico | Railway Lifting Jacks optionals](https://www.siderosengineering.com/upload/immagini/img1800/inverter-per-risparmio-energetico.jpg)
Products > Optional > Railway Lifting Jacks optionals > Lifting speed controlGo Back
Liftmaster can control the lifting speed of all columns through a VFD inverter system