Siemens will supply six 60kV/20kV feeder stations, two 20kV cable distribution rings, 21 1.5kV dc substations, and electrical supplies to 37 stations. Siemens will also provide the Scada facility for the electrical systems.

The Consorzio Metro Linea 2 consortium of ACS Dragados and FCC, Spain, Salini Impreglio, Italy, Hitachi Rail Italy (formerly AnsaldoBreda), Ansaldo STS and Cosapi, Peru was awarded a 35-year PPP concession to finance, build, operate, and maintain Line 2 in 2014 by Peru's private investment agency Proinversión. The consortium is providing $US 1.2bn in financing for the $US 5.8bn project.

Line 2 will connect the district of Ate Vitarte with the city centre and Callao on the Pacific coast, and is expected to carry 644,000 passengers per day with an end-to-end journey time of 45 minutes. The first section of Line 2 is expected to open in 2017 with the remaining three sections completed by 2021.