Sigma Di

== 2000–2013 ==
In 2000, Sigma Elevator Company launched the passenger traction elevator model "Di" (stands for Distributed Inverter) is a series of low to high-rise traction elevator models made from 2001 until around the early 2013. It was originally a product developed by LG Industrial Systems in the late 1997. 
Category:2000
Category:Elevator
Category:Sigma Elevator
Category:Discontinued