Railroad Signals, PTC, Control Systems and Products

Siemens Mobility
The Metropolitan Transportation Authority (MTA) has awarded a contract to Siemens Mobility, in collaboration with L.K. Comstock, to modernize New York City’s Fulton-Liberty Lines.
The technology is expected to boost capacity, reduce wait times and provide the flexibility needed to meet future demand on the two subway lines.
April 28, 2026
Hitachi Rail
A Hitachi railcar on the Baltimore Metro Subway Link.
Jan. 9, 2026
EThamPhoto/Getty Images
train sits on tracks near depot with switches and signals
Jan. 9, 2026
Hitachi Rail
looking out the window of the front car on a Mark V train
July 30, 2025
WMATA
a WMATA orange line train operates down a track under an overpass
June 17, 2025
WSP
An SFMTA heritage trolley operates down the track
May 23, 2025
WMATA
WMATA train parks at a station underground
May 22, 2025
Sound Transit
Sound Transit's wig-wag train pilot entered service on March 11.
March 21, 2025
Hitachi Rail
SFMTA's Muni.
Feb. 17, 2025

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