supply of back plane / display cardback plane / display card,back plane for universal fail safe block interface (ufsbi) equipment as per rdso specn no. irs s- 104/2012 of webfil or simila r make. accepted make/brand: webfil ltd/kolkata [ warranty period: 30 months after the date of delivery ] ] , auto reset unit suitable of webfill ufsbi as per rdso spn. no. 105/2012 (ver 0) or latest compativle to use in existing ufsbi with block panel. inspection - rdso .accepted make/brand: webfil ltd./kolkata [ warranty period: 30 months after the date of delivery ] ] , display card with reset box for universal fail safe block interface equipment (ufsbi) as per rdso spn. no. - irs-s-104/2012 o r latest compatible to use in existing ufsbi with block panel . inspection .- rdso. offered and accepted make.- webfil limited [ warranty period: 30 months after the date of delivery ] ] , block panel complete with all accessories as per rdso drg. no. rdso/s/32017 for single line/double line(latest amdt.) for u niversal fail safe block interface (ufsbi) equipment as per rdso specn no. irs s- 104/2012 of webfil or similar make. accepted make/brand: we bfil ltd/kolkata [ warranty period: 30 months after the date of delivery ] ]