Networked digital clocks
Switch machine heater for line 5 of the Tehran metro
Welding cutter
Electric motor rail drill (gimlet)
Tracking (rolling)
Ballast and regular wagonets
Designing and manufacturing notification systems (paging)
Tohid tunnel’s diesel generator performance notification system
Paging system catalog
ATP tester line 5
Command center distribution board
Module 4066
Shunt Box