Coach designations: Coaches in a train are marked externally according to the class of accommodation. These designations were changed in April 2007. These are also the designations used in the seating charts pasted to the outside of the coaches and available on the ticketing information web sites of IR. Old Coach Designations S-1, S-2, etc., are usually the sleeper coaches on overnight trains, but can also indicate sitting-only coaches in day trains on SER, ECoR, NR, ER, some SR. SC-1, SC-2 ... Passengers choosing Sleeper Class can experience the charm of train travel, enjoy picturesque landscapes, and engage with fellow travelers, making it an integral part of the rich tapestry of Indian railway experiences. What is a Sleeper Class in Train? Sleeper Class in trains refers to the reserved coaches in all long-journey trains that are not air-conditioned. The coaches consist of lights, fans, and charging points. Sleeper coaches are the most affordable reservation train tickets available on IRCTC trains. The price falls between the 2nd AC and sleeper classes. SL The Sleeper Class (SL) is the most economical, featuring non-air-conditioned compartments with convertible seats to berths. A single SL coach has a capacity of up to 72 individuals. It is a practical choice for longer journeys.
