supply of led light fitting type-b1 (9 watt) for c [led light fitting type-b1 (9 watt) for corridor, doorway & gangway area for conventional ac/non ac & lhb non ac coaches & passenger area (cabin) of conventional & lhb non ac coaches & conv. non-ac/ac chair car coaches as per drawing/spec. rdso/pe/spec/tl/0091-2016,rev-1, as per drg no. cc76453, rcf, annex-1. make/brand -d.r auto, devintech, dhingra, ensave , frontline or other rcf approved make/ brand or its authorised vendor]led light fitting type-b1 (9 watt) for c [led light fitting type-b1 (9 watt) for corridor, doorway & gangway area for conventional ac/non ac & lhb non ac coaches & passenger area (cabin) of conventional & lhb non ac coaches & conv. non-ac/ac chair car coaches as per drawing/spec. rdso/pe/spec/tl/0091-2016,rev-1, as per drg no. cc76453, rcf, annex-1. make/brand -d.r auto, devintech, dhingra, ensave , frontline or other rcf approved make/ brand or its authorised vendor],led light fitting type-b1 (9 watt) for corridor, doorway & gangway area for co nventional ac/non ac & lhb non ac coaches & passenger area (cabin) of conventional & lhb non ac coaches & conv. non-ac/ac chair car coaches as per drawing/spec. rdso/pe/spec/tl/00 91-2016,rev-1, as per drg no. cc76453, rcf, annex-1. make/brand -d.r auto, devintech, dhingra, ensave , frontline or other rcf approved make/ brand or its authorised vendor [ warranty p eriod: 30 months after the date of delivery ] ]