Procurement Of Hea Ignitor Spares Make Hindusthan Thermometers For Ntpc Barauni , Stage-I By Cnm Shared Services At Er-1 , Barh . , hea exciter 110-120 v ac . , heai flexible cable assembly , hea ignitor spark tip for 500 mw boiler , hea ignitor solenoid valve , hea assembly limit switch for fsss , pneu . cylinder , bore:40mm , stroke:200mm , complete hea retractor assy . 8 stroke , transformer for hea excitor box , hea ignitor flexible rod