Central Railway's 1st ever 25000V AC Retrofitted 12CAR EMU, made out of 1500V DC EMU. This emu has been retrofitted by the Sanpada EMU Carshed of CR. 9 more such rakes are going to be retrofitted, and total of 10 will take care of CST-Thane AC Conversion. (Vijay Aravamudhan)