OPTIMUS, la principal empresa espanyola en els camps del disseny, fabricació i distribució d'equips de megafonia, alarma per veu i intercomunicació.

OBRES

Coviandes tunnels, Colombia
Coviandes tunnels, Colombia
North East MRT Line, Singapore
North East MRT Line, Singapore
LegacyWayBrisbane
Legacy Way tunnel, Brisbane, Australia
MetroBucarest
Metro (L4), Bucharest, Romania
MacauLRT
Light Rail Transit (LRT), Macau, China
MetroSantiago
Metro (L3 & L6), Santiago, Chile
LRTA L2 Manila
Manila Light Rail Transit System L2, Philippines
StrainDenmark
S-train Stations, Copenhagen, Denmark
ThomsonEastCoastLineSingapore
Thomson - East Coast MRT Line, Singapore
Guadarrama
Guadarrama tunnels, Spain
CCL6 Singapore
Circle Line 6 (CCL6), Singapore
TunelesBilbao
Basque Country tunnels, Spain
TrenMexicoToluca
Toluca - Mexico City conmuter rail, Mexico
MetroRex M5, Romania
MetroRex M5, Romania
Garraf
Garraf tunnels, Spain
FGC valles 400x200
FGC Barcelona - Vallès, Spain
Túnel de Oriente, Colombia
Oriente tunnel, Colombia
FGC Lleida
FGC Lleida - La Pobla de Segur, Spain
ETS MetroBilbao L3 400x200
ETS - Metro Bilbao L3, Spain
ETS TrenDonostiaBilbao 400x200
ETS - Railway Bilbao - Donostia, Spain