Danfoss Make Thermostatic Expansion Valve 4.5 Tr Suitable For Use With R-22/R_407C Refrigerant With Danfoss Catalogue No.068U2075 Suitable For Roof Mounted Packaged Ac Unit For Electrical L Ocomotive As Per Rdso Spec No Rdso/2007/El/Spec/0055, Rev1. Make: Danfoss Or Sporlan Or Emerson Or Similar. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]