Supply of Rotary Switch Conforming To Salzer Makes 16A-S16-61121-B03-Tdyr. For Use In Power Car For As Plant Selector Switch A, B, A+B, Off Make :-Salzer L&T, Siemens, Ge, Aeg Only As Per Rdso Specification :Edts 103Rev D With Am 1 7. Note : Material Shall Be Procured From The Said Oem Or Their Authorized Dealers With Tender Specific Authorization Only..