Interlocking System Tenders

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Central Government/Public Sector

CTN :41054191

28 Jul, 2025 NA

Multi City - Multi State

Tender For supply of relay ql1 plug in type, style magnetically latched, neutral line, 24v dc, 11f- 4b contacts, front & back contacts m to c, complete with plug board, retaining clip and connectors conforming to brs:935a and rdso specn. no. irs:s-34 & irs:s-23, (amdt. up to date if any up to the date of opening). the interlocking code : abdeg, make/brand-wsf or cg power or digital control or electrostar or similar [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :41029457

01 Aug, 2025 NA

Lucknow - Uttar Pradesh

Tender For "provision of indoor and outdoor signaling works with electronic interlocking system (distributed type:1 central and 2 ei huts) at kashi station, provision of electronic interlocking system for automatic block signalling at kashi station including modifications required in ei based automatic signalling in bsb-kei-vyn sections and associated telecom works of bsb-kei-vyn sections in connection with yard remodelling of kashi station (phase-i) in connection with 3rd-4th line work between bsb-ddu section of lucknow division of northern railways".

Central Government/Public Sector

CTN :41016750

04 Aug, 2025 NA

Ambala - Haryana

Tender For comprehensive annual maintenance contract of m/s siemens make westrace electronic interlocking system over ambala division

Central Government/Public Sector

CTN :41017166

08 Aug, 2025 NA

Multi City - Multi State

Tender For supply of relay dc non-ac immunized, plug in type, style qn1 neutral line 24 v dc 8f. 8b contacts fro nt & back contacts metal to carbon complete with plug board retaining clip and connectors confirming to b rs:930, irs:s 34 & irs: s 23(as applicable). the interlocking code for this unit shall be abcdf. rdso item i d: 3100385, sub item id: 3100385018 [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :40994815

06 Aug, 2025 NA

Multi City - Multi State

Tender For design, manufacturing, supply, installation, testing and commissioning of distributed electronic interlocking system (indoor & outdoor) (one centralized + two end cabins) along with telecom works at saharsha station in spj division of east central railway.

Central Government/Public Sector

CTN :41001014

14 Jul, 2025 NA

Multi City - Multi State

Tender For supply of q series track relay qta2 type ac immunized, 9 ohm, 2f/1b along with plug board (ba se plate) connectors retaining clip etc. & conforming to brs:939a, brs:966, or latest and rdso spec n. no.irs:s-34 and irs:s-23, rs:s-60 or latest as (as applicable). the interlocking code for this unit sh all be fghkx. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :40989456

07 Aug, 2025 NA

Mumbai - Maharashtra

Tender For annual maintenance contract of electronic interlocking system of m/s. siemens ltd/ westrace make at chhatrapati shivaji maharaj terminus (csmt) station of mumbai division for three years.

CTN :40956910

25 Jul, 2025 NA

West Singhbhum - Jharkhand

Tender For supply of q-series neutral line relay style 'ql1' magnetically latched 24 v dc, 11f/4b contac ts each, front and back contact metal to carbon , complete with plug board, retaining clips and connectors conforming to brs:935a, irs:s 34/68 amd.6 & irs:s 23/88 amd.1 or latest. the interlocking code for this u nit shall be "abdeg". [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :40932588

17 Jul, 2025 NA

Samastipur - Bihar

Tender For supply of relay ac immune plug in type style qbca1 dc biased point contractors, 24v, 2f(hd), 4 b contact, front contacts (heavy duty) and back contacts metal to carbon complete with plug board, r etaining clip & connectors confirming to brs:943, irs:s-34 and irs:s23 and configuration approved by rdso. the interlocking code for this unit shall be bcejk. [ warranty period: 30 months after the dat e of delivery ]

CTN :40905451

21 Jul, 2025 NA

Ranchi - Jharkhand

Tender For supply of relay, plug in type, style ql1 , dc magnetically latched neutral line, 24 v dc 11f,4b co ntacts, front and back contacts metal to carbon, with plug board, retaining clip and connectors confor ming to brs:935a, irs: s 34 & irs:s 23 ( as applicable ). the interlocking code for this unit shall be a bdeg. [ warranty period: 30 months after the date of delivery ]

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