supply of hqoa programme switch for by-passing relay qoa of wam4/wag-5a/wap-1/wap-4 type locos specification clw/es/s-1/w or siemens type k 138 x 22 old prog no.4a-0067-9701 model 3lao-250-2yw-012 w-hqoa. note: supply by approved sources only as per clw item id: 2100938 in ireps vendor directory . 2) firm should submit authorized dealership certificate along with tender otherwise offer will not be considered.hqoa programme switch for by-passing relay qoa of wam4/wag-5a/wap-1/wap-4 type locos specification clw/es/s-1/w or siemens type k 138 x 22 old prog no.4a-0067-9701 model 3lao-250-2yw-012 w-hqoa. note: supply by approved sources only as per clw item id: 2100938 in ireps vendor directory . 2) firm should submit authorized dealership certificate along with tender otherwise offer will not be considered.,hqoa programme switch for by-passing relay qoa of wam4/wag-5a/wap-1/wap-4 type loco s specification clw/es/s-1/w or siemens type k 138 x 22 old prog no.4a-0067-9701 model 3lao-250-2yw -012 w-hqoa. note: supply by approved sources only as per clw item id: 2100938 in ireps vendo r directory . 2) firm should submit authorized dealership certificate along with tender otherwise offer will not be c onsidered. [ warranty period: 30 months after the date of delivery ]