In a major development, Railway Minister Piyush Goyal announced that Central Railway Mumbai will get four semi-air-conditioned local trains during the summer of 2018-19 and that a plan to convert existing 12-car trains into 15-car will be included in the Mumbai Urban Transport Project 3A (MUTP-3A).

Railway Minister @PiyushGoyal informed me, @Central_Railway will have 4 AC Rakes & will run/operate 40 Air Condition (Semi AC) trains services daily between CSMT & Kalyan in next 4/5 months @BJP4Maharashtra pic.twitter.com/6elijlN2vX

— Kirit Somaiya (@KiritSomaiya) September 12, 2018

India's first Air-conditioned suburban train that runs on Mumbai's Western Railway