SIDWAL is an ISO 9001-2015 and ISO/TS 22163:2017 (International Railways Industries Standards) certified company, promoted by NRI technocrat Mr. S.S. Sidhu a Mechanical Engineer from the University of Michigan.
SIDWAL entered the Air-conditioning and Refrigeration Industry in 1974. Through extensive in-house research and development SIDWAL has produced excellent products acclaimed for their distinguished quality for more than 40 years. The abundant technical expertise gathered over the years puts SIDWAL in the forefront of technical innovations with the capacity to supply the most sophisticated Air-conditioning equipment for any type of application. SIDWAL pioneered the all-indigenous development of Roof Mounted Modular Compact Air Conditioner for Rail Coaches in 1991.