Supply of .Solid State Temperature Controller Complete For Ac Coaches Conforming To Rdso Specification No. Rdso/Pe/Spec/Ac/0020-2000 Rev-0, Amendment -2 With Provision Of Two Temperature Settings As Per Rds O Modification Sheet No. Rdso/Pe/Ms/Ac/0082-2020 Rev.0. Warranty Period: 30 Months After The Date Of Delivery