supply of led signal lamps for subsidiary colour light signals - route, shunt & calling-on for railway signalling as per pec: rdso/spn/153/2023 rev 5.0 or latestled signal lamps for subsidiary colour light signals - route, shunt & calling-on for railway signalling as per pec: rdso/spn/153/2023 rev 5.0 or latest,supply of led for shunt signal unit integrated type 110v ac retrofittable in existing sign al housing and compatible with ac led ecr as per rdso spec.no.- rdso/spn/153/2023(rev.5.0) or lat est. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] , route led signal lighting unit,110vac, retrofittable in existing cls housing and compati ble with ac led ecr as per rdso specification no. spec: rdso/spn/153/2023 rev 5.0 or latest [ war ranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] , shunt led signal lighting unit 110v retrofittable in existing housing and c ompatible with ac led ecr, as per rdso specn. spec: rdso/spn/153/2023 rev 5.0 (with latest a mendment) [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] , calling on led signal lighting unit, 110v ac, retrofittable in existing cls ho using and compatible with ac led ecr ,as per rdso spec no. spec: rdso/spn/153/2023 rev 5. 0 (with latest amendment) [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]