Latest signal relay Tenders | Government signal relay Tenders

Central Government/Public Sector

CTN :45715777

20 Jul, 2026 NA

Thane - Maharashtra

Tender For supply of discrete components for assembly of 6 mv linac boards - isolated dc/dc converters - smd mini 1w iso un regulated dc-dc converter, aluminium electrolytic capacitors - radial leaded 1000uf 50v 16x25 high vibration, multilayer ceramic capacitors mlc, film capacitors 220pf 50vdc 2% pps film 0805, multilayer ceramic capacitors mlcc - leaded 50v 1uf x8r 10% rad ls:2.5mm aecq200, multilayer ceramic capacitors mlcc - smd/smt 50v 0.22uf u2j 1210 10%, headers & wire housings mega-fit vert hdr assy 2 ckt 15u" au, automotive connectors 1.5mm sfc, terminal loose piece, isolated dc/dc converters - through hole product type: dc/dc; package style: 2"x1"; output power (w): 30; input voltage: 9-36 vdc; output 1 (vdc): 15; output 2 (vdc): -15; output 3 (vdc): n/a, isolated dc/dc converters - through hole product type: dc/dc; package style: 2"x1"; output power (w): 30; input voltage: 9-36 vdc; output 1 (vdc): 5; output 2 (vdc): -5; output 3 (vdc): n/a, isolated dc/dc converters - smd mini 1w iso un regulated dc-dc converter, headers & wire housings mega-fit recept hsg 2 ckt v-0, headers & wire housings mega-fit crimp term tin 14-16awg, headers & wire housings 2.50 spox hsg 9p friction lock, headers & wire housings spox term 22-28g fem reel of 12000, multilayer ceramic capacitors mlcc - leaded 50v 1uf x8r 10% rad ls:2.5mm aecq200, multilayer ceramic capacitors mlcc - smd/smt 50v 0.1uf x7r 0805 5%, aluminium electrolytic capacitors - smd 50vdc 10uf 20% smd 4x5.8 aec-q200, multilayer ceramic capacitors mlcc - leaded rad 50v 10pf c0g 0.50pf ls:2.5mm, aluminium electrolytic capacitors - radial leaded 50v 33uf 35mohms smd 8x7mm, film capacitors 2200pf 50vdc 2% pps film 0805, film capacitors 22000pf 100v 1% orange drop, multilayer ceramic capacitors mlcc - leaded rad 100v 4.7uf x7s 10% ls:5mm, tantalum capacitors - solid leaded 50v 1.0uf 5%, multilayer ceramic capacitors mlcc - smd/smt 50v 0.015uf c0g 0805 1% aec-q200, diodes - general purpose, power, switching 100v io/200ma bulk, headers & wire housings 2.5mm vert hdr 9p shrouded, headers & wire housings unshrd vert sngl 2, rf connectors / coaxial connectors pc bh recept, headers & wire housings 2.5 vert hdr spox 6p shrouded, metal film resistors - through hole yr1 0.1% 634r, trimmer resistors - through hole 1/4" 1mohms 10% sq w/standoff sealed, metal film resistors - through hole 1/4watt 10kohms .1% 10ppm, metal film resistors - through hole 100kohm 1/4w 15ppm, metal film resistors - through hole 1/2w 40kohms .1%, thick film resistors - smd 1/4watt 17.8kohms 1%, thick film resistors - smd 0805 anti-surge res. 0.1%, 2kohm, trimmer resistors - smd 6.35mm 1/4" 12-turn sealed, ldo voltage regulators adj 1.1a 1x res l drop reg, analog comparators fast prec comparator, instrumentation amplifiers ad620 amplifier low drift low power, monostable multi-vibrator sngl retriggerable mono multivibrator, standard clock oscillators l pwr, 1khz to 20mhz res set sot-23 osc, active filters v low offset clk sweep bessel filter, logic gates quad 2-input and gate, precision amplifiers sgl-supply rr lo pwr fet-inpt, headers & wire housings spox crimp hsg 6p, low signal relays-pcb 1a 12vdc dpdt non-latching pcb, bipolar transistors - bjt npn general purpose, pot trimmer resistors - through hole 3/8" 100kohms sealed vertical adjust, amphenol rf rf connectors / coaxial connectors pc bh recept, aluminium electrolytic capacitors - radial leaded 1000uf 50v 16x25 high vibration, rf connectors / coaxial connectors bnc straight crimp plug rg223, 4 pole power contactor, 3 pole power contactor, rf adapter -in series bnc jack blkhd adapter iso–50 ω

CTN :45728565

29 Jul, 2026 NA

Adra - West Bengal

Tender For supply of 4 wire train traffice control equipment with dual tone multi frequency (dtmf) signalling control room equipment as per of rdso specification no.: irs tc-60/2007 amdt.1 or latest along with 4 wire control telephone as per rdso spec no. irs:tc: 38-1997 amdt. 2 or latest [ warranty period: 30 months after the date of delivery ] ]

CTN :45334873

07 Jul, 2026 NA

Varanasi - Uttar Pradesh

Tender For corrigendum : ner acting for and on behalf of the president of india invites e-tenders against tender noner_snt_proj_bsb_03_2026 closing date/time 21/07/2026 15:30 hrs. bidders will be able to submit theiroriginal/revised bids upto closing date and time only. manual o ers are not allowed against this tender, and any suchmanual offer received shall be ignored.1. nit headername of worksurvey, design, supply, installation, testing, and commissioning of automaticblock signalling work utilizing msdac for continuous track circuiting includingassociated auxiliary works at adjoining stations along with 4x48 ofc work in theaunrihar jn (arj) - chhapra jn.(cpr) section in the varanasi division of n.e.railway.bidding typenormal tendertender typeopenbidding systemtwo packet systemtender closing datetime21/07/2026 15:30date time of uploadingtender22/05/2026 16:46pre-bid conferencerequiredyespre-bid conference datetime05/06/2026 15:30advertised value 1361067788.19 tendering section projectbsbbidding stylesingle rate for eachschedulebidding unitearnest money (rs.) 27221400.00validity of offer ( days) 90tender doc. cost (rs.)0.00period of completion 18 monthscontract type works - general contract category expenditurebidding start date 07/07/2026are jv allowed to bid yesnumber of jv memberallowed3are consortium allowedto bidnonumber of consortiummember allowed0ranking order for bidslowest to highest expenditure typecapital (works)2. schedules.no. itemcodeitem qtyqty unitunit ratebasic value escl.(%) amount biddingunitschedule () a1- electronic interlocking items.357015720.82above/below/para1001 18.00pergoomty/ibh/ autohut7787135.28140168435.04 at par140168435.04page 1 of 26run date/time: 10/06/2026 15:46:05ner hq-s and t/north eastern rlytender documenttender no: ner_snt_proj_bsb_03_2026closing date/time: 21/07/2026 15:301description:- design, manufacture, supply of hot standby architecture electronic interlocking(ei)system complete as per rdso spec. no. rdso/spn/192/2019version 2 with latest amendment, ifany. mainly consisting of cpu cards, input cards, output cards, interfacing equipments and allrequired accessories for controlling automatic signals from mid-section auto relay huts andcommunicating directly through ofc (laid in redundancy with route diversity) with adjoining autorelay huts & ei/pi of stations asper schematic diagram of abs scheme given in annexure-i and sip/roll plan of abs section attached. for system 'a' & 'b' of ei, segregation between the dc-dcconverters should be made so that in case of failure, only one system is a ected and dc-dcconverters shall be provided in n+1 con guration. dual vdu for operation (2 no. of fanlessembedded industrial grade pcs, 2 nos. industrial grade 55" 4khd led vdu and 1 no. maintenanceconsole (fanless embedded industrial grade pc and industrial grade 55" 4khd led vdu with ups,backup min. 1 hr. & printer color laserjet with scanning facility similar to hp mfp 3303sdw) as perrdso's tan no. sts/e/tan/3007 ver. 2.0 dt.22.04.2026(latest).this also includes supply of all typesof interconnecting cables, racks/cabinets for ei, relay racks, connectors, fixtures, mountingarrangements, media converters, networking switches, surge & lighting protection devicescompatible to rdso standards & as recommended by oem, wiring materials, consumables,communication equipment etc. & all required accessories to make ei system functional for arh asper approved sip. note:(i).tenderer should submit details of individual cards/ modules with itemwise details, rate and quantity prior to ca in proforma attached as annexure-'b'.(ii)item wise ratesare only for indicative purpose & will not be used for evaluation of tender.(iii).the ei systemincluding its equipments and sub systems shall be under warranty for 3years from the date ofcompletion of each ei.(iv).ctr, ext. datalogger and all types of ext. relays for this item such asqn1,qna1, ledecrs,qspa1, ql1, klcrs will be provided by railway.(any speci

corporations/Associations/Others

CTN :45689334

17 Jul, 2026 NA

Etah - Uttar Pradesh

Tender For providing of repair, maintenance, and installation of plant/ systems/equipments (version 2) - industry unit; power house equipment; service provider - round the clock operation of entire signal & telecommunication(s&t) system and, routine/daily, monthly, quarterly half yearly and annual schedules maintenance of signal & telecommunication at singhpur loya s&t station as per scope of work. 2 4 round the clock operation of entire signal & telecommunication(s&t) system and, routine/daily, monthly, quarterly half yearly and annual schedules maintenance of signal & telecommunication at r&d yard s&t station as per scope of work. round the clock operation of entire signal & telecommunication(s&t) system and, routine/daily, monthly, quarterly half yearly and annual schedules maintenance of signal & telecommunication at in-plant yard s&t station as per scope of work. signalling/communication/2x25/3.5cx16/3.5cx35/3.5cx50 sqmm al pvc armoured cable, cable laying, underground, all size and cores/ and ofc cable laying by removing old cable from hdpe pipe and laying new cable as and when required as per scope of work.

State Government

CTN :45646438

29 Jun, 2026 NA

Ghaziabad - Uttar Pradesh

Tender For supply of signalling relay for the 106-sig-tender-47-2025-26 as per boq

Central Government/Public Sector

CTN :45650984

20 Jul, 2026 NA

Ahmedabad - Gujarat

Tender For design, supply, installation, programming, testing and commissioning of electronic interlocking (e.i) system in connection with viramgam upgradation of indoor signalling equipment by electronic interlocking system of ahmedabad division.

Central Government/Public Sector

CTN :45547733

10 Jul, 2026 NA

Viramgam - Gujarat

Tender For corrigendum : tender for viramgam - ohe modification in connection with upgradation of indoor signalling equipment by electronic interlocking system

Central Government/Public Sector

CTN :45596990

27 Jun, 2026 NA

Dapodi - Maharashtra

Tender For providing of goods transportation service - monthly based service - outside city within state; machinery & equipment, signalling men and materials; open body lcv truck

CTN :45557533

06 Jul, 2026 NA

South Andaman - Andaman And Nicobar Islands

Tender For supply of em3090b-hsf-533 flush type tel n w t ip 32 w dimmer switch , em3090b-hsw-532 wall type telw t ip56 noise cancle w headset conn , em3090b-hpc-050b portable type tel receptacle w t ip56 wall type , em3090b-hsr-032dk signal relay box w tip44 dc24v , em3090b-hah-050b headset n w t ip44 noise cancel w 10m cord , em3090b-shd-wa024-g p electric horn w rotating lamp w tip56 dc24v , em3090b-hjb-524c junction box n w t ip23 wall type 24-lines , em3090b- cj86sc-2cx1 5 cable 2x1 5 sq mm spt to jb , em3090b- cj86 sc-14cx1 cable 14x1 sq mm spt to jb , em3090b- cj86-sc-121 cable 12 core x 1 sq mm shielded , em3090b-au-mag-p-12 12 way portable sound power telephone