Polyurethane top coat signal red to isc 537 of is: 5/2007 to rdso spec. no. rdso/m&c/pcn/100/2018.

Supply of ag- marker led signal lighting unit 110v ac retro -fittable in existing cls housing.

Supply of shunt aspect led signal lighting unit, 110v ac, retrofittable in existing cls housing and compatible with ac led ecr as per specification no. rdso/spn/153/2023 rev 5 or latest.

110v ac led signal lamps for main colour [110v ac led signal lamps for main colour light signals (integrated) compatible with ac led ecr as per rdso specification no. rdso/spn/199/2025 rev 1.2 or latest green led]

Hydraulic sleeper spacer as per rdso sp hydraulic sleeper spacer as per rdso specification no.tm/sm/17 dt. 31.03.1992 rev. 02 of 2022 or latest.

Green led signal lamps for main colour light signals (integrated) for railway signalling as per rdso specification no. rdso/spn/199/2025 rev 1.2 with latest amendments/version.

110v ac led signal lamps for subsidiary colour light signals (integrated) compatible with ac led ecr as per rdso specification no. rdso/spn/153/2023 rev. 5.0 or latest . shunt led

110v ac led signal lamps for subsidiary colour light signals (integrated) compatible with ac led ecr as per rdso specification no. rdso/spn/153/2023 rev. 5.0 or latest . route led

110v ac led signal lamps for subsidiary colour light signals (integrated) compatible with ac led ecr as per rdso specification no. rdso/spn/153/2023 rev. 5.0 or latest calling-on led.

Magnetic amplifier for 25 kw rectifier regulator unit make-m/s hmtd, part no.c-25020 or equivalent, confirming to rdso specification no. rdso/pe/spec/ac/0056-2014 (rev- percent u20181 percent u2019).