Latest sms gateway system Tenders | Government sms gateway system Tenders

CTN :45212884

30 May, 2026 NA

South Andaman - Andaman And Nicobar Islands

Tender For corrigendum : providing of custom bid for services - repair of frequency converter 115v 400hz

Central Government/Public Sector

CTN :45318182

04 Jun, 2026 NA

Visakhapatnam - Andhra Pradesh

Tender For supply of single frequency transducer , trans receiver , display unit , flush mounted transducer steel tank , matching box , water tight junctions boxes, cable connectors, glands, interface converters, power supply converter with auto transfer switch, nmea buffer , transducer cable , special cables , accessories and installation material , on board sapres , special tools , any other items required , documentation , service engineer charges

CTN :45316200

09 Jun, 2026 NA

Krishnagiri - Tamil Nadu

Tender For purchase of digital and analog communication lab equipment(tansche) - digital and analog communication lab equipment(tansche), digital ic trainer kit:1. equipped with 16 high-visibility leds for monitoring experimental outputs and logic status indication. 2. dedicated driver circuitry provided for reliable operation and protection of all 16 leds during experimentation. 3. all 16 driver input lines are terminated through banana connectors for flexible and easy external interfacing. 4. includes 16 spdt toggle switches for generating manual logic input conditions in digital electronics experiments. 5. additional 16 leds provided to display the real-time status of individual switch operations. 6. one terminal of each spdt switch is externally accessible through banana sockets for convenient circuit connections. 7. built-in variable clock generator enables pulse generation for sequential and timing-based 8. digital experiments. 9. frequency adjustment provided through potentiometer and rotary switch combination for precise clock selection. 10. clock output is terminated through banana connectors for quick integration with external circuits and trainer modules. 11. features dual 7-segment led display with 7447 decoder/driver ic for bcd to display 12. conversion experiments. 13. inputs of the 7447 drivers are terminated at banana connectors for direct digital logic interfacing. 14. includes solderless breadboard for rapid circuit prototyping and reusable experimental setup development., amplitude modulation trainer kit:1) on board carrier and modulating signal generator with amplitude and frequency adjustable 2) carrier and modulating signals are provided in the unit with frequency variable. 3) in-built regulated power supply 4) on board envelope detector 5) schematic diagram provided in the front panel modulating signal frequency : (300hz-3 khz) amplitude : (0-5) v carrier signal carrier signal frequency : 10 khz - 50 khz amplitude : (0-15) v type of modulator : 1. ring modulator 2. transistor based modulator method of modulation : 1. under modulation 2. critical modulation 3. over modulation, fm trainer kit 1) on board sine wave generator 2) provision to study modulation & demodulation in the same unit 3) test points to study different waveforms 4) in-built audio power amplifier 5) mic pre amplifier 6) built-in power supply 7) sine wave generator : frequency - 100hz to 1.2 khz with amplitude adjustable, (0-5v) 8) fm modulator : direct fm 9) carrier frequency : 20 khz (low), 367 khz(high) 10) fm demodulator : pll detector, quadrature detector, foster seelay discriminator / phase discriminator, ratio detector are provided. 11) audio power amplifier : gain 100 12) mic pre amplifier : gain 20, ask, fsk, psk trainer kita s k modulation & demodulation trainer on board data generator circuit. auto / manual mode (data generation) external patching provision provided between the modulator and demodulator. built-in power supply. modulator and demodulator are separately provided. easy interconnections are made by patch cords. mode : auto / manual input data rate : 800hz to 2 khz any external ttl compatible sequence with frequency up to 2.1 khz. carrier frequency : 20 khz power supply ratings: 230v + 10%, 50hz. f s k modulation & demodulation trainer three types of i/p sources - manual input , square input , rs232 input fsk modulator with, mark frequency: 1070 hz space frequency: 1270 pll based fsk demodulator output provided through bs2 connector and serial port. built-in power supply. p s k modulation & demodulation trainer on board programmable data generator on board carrier generator mimic diagram in the front panel type of modulator : balance modulator type of demodulator : balance demodulator binary inputs - 8-bit data length 50 khz, clock carrier inputs frequency : 200 khz amplitude : 2 v pp level converter : unipolar to bipolar supply ratings ac input (230v, 10%, 50hz) dc output (+12v,-12v, +5v, gnd, pam, pwm, ppm trai

Central Government/Public Sector

CTN :45034339

01 Jun, 2026 NA

Ernakulam - Kerala

Tender For corrigendum : supply of rotary frequency converter system for by531 , onboard spares for rotary frequency converter for by531 , installation and commissioning spares for rotary frequency converter for by531 , documentation for rotary frequency converter for by531 , rotary frequency converter system for by532 , onboard spares for rotary frequency converter for by532 , installation and commissioning spares for rotary frequency converter for by532 , documentation for rotary frequency converter for by532 , rotary frequency converter system for by533 , onboard spares for rotary frequency converter for by533 , installation and commissioning spares for rotary frequency converter for by533 , documentation for rotary frequency converter for by533 , rotary frequency converter system for by534 , onboard spares for rotary frequency converter for by534 , installation and commissioning spares for rotary frequency converter for by534 , documentation for rotary frequency converter for by534 , rotary frequency converter system for by535 , onboard spares for rotary frequency converter for by535 , installation and commissioning spares for rotary frequency converter for by535 , documentation for rotary frequency converter for by535 , rotary frequency converter system for by536 , onboard spares for rotary frequency converter for by536 , installation and commissioning spares for rotary frequency converter for by536 , documentation for rotary frequency converter for by536 , installation and commissioning charges for by531 , training charges for by531 , installation and commissioning charges for by532 , training charges for by532 , installation and commissioning charges for by533 , training charges for by533 , installation and commissioning charges for by534 , training charges for by534 , installation and commissioning charges for by535 , training charges for by535 , installation and commissioning charges for by536 , training charges for by536

CTN :45063614

30 May, 2026 NA

Bankura - West Bengal

Tender For corrigendum : supply of 25vkoc001 c c - injector connection assly , injector holding flange assly. , pyrometric duct , expansion below , electronic governor-actuator , flex master con for dia 88.9-epdm , compensation sensor for exh.pyrometric duct , disc spring , piston ring , air valve , set of spare gasket & o rings , o ring dia 3 x dia 290 , o ring dia 3 x dia 260 , special seal , set of spares for abb vtc254 turbocharger , spare part kit for fw/sw heat exchanger , pt 100 converter with two threshold , ferquency preamplifier-engine speed , supply board , flash 64k card , communication module , pcmcia card , 16 analog input card , rtd input filed module , filed communication module , fuse 4a gg 10 38 , thermistor protection relay(aux415v ac) , injecting piping assly , set of seal for glacier filter , plug no4 , 25 cts , pyrometric duct bank b , expansion bellow , floating bush(te) , oil seal (190x160x15) , d/row sph rlr brg (100x165x52) , d/row sph rlr brg (120x180x46) , cap screw , portable temperature simulator 0-600 deg celcius , disc spring , release spring , gt2 coalescer filter panel , seal tape roll , barring gear assly - gali , type - gd , loctite 480 , crankcase pressure measurement assly , o ring , drilled cap plug - dn 12 , connecting straub metal grip d42 4 epdm , adjusting screw , injector tappet , gasket , injection pipe , o ring , p2-p4 by pass valve-gachot-dn125 , seal ring chord , expansion bellow , metallic gasket , cartridge , v band clamping , lub oil filling connection , rubber compensator , rubber compensator g0125 x 130 x 016 hks-g nbr gr deb , rubber compensator g0100 x 130 x 016 hks-g nbr gr deb , clamping collar , expansion bellows , metallic joint , o ring an 30 , 21a7 , gasket for lub oilcooler (nopv) , channel plate gasket , engine inlet thermostic valve , o ring , disc spring washer dia.56xdia.28.5x3 , disc spring washer dia.40xdia.21.5x2 , temperature sensor , silencer pads (fx4000) , lid seal for fx4000 , hex bolt , hex bolt , time delay relay(on delay) , elelctrical connnection laptop-engine controller , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , flex hose , repair kit for gali starter , set of seal for gali starter , solenoid valve-24v , main bearing assly , gasket , gasket , o ring , gasket , seal , impeller , 2 lips oil seal , bearing , mechanical seal eagle , o ring , bearing , cap plug , injector sleeve , o rind- ms 29513/238 , v 75 e , o ring - kalrez , inlet valve guide , gasket exhaust manifod , valve seat metallic ring , inlet valve , exhaust valve , rocker arm bush , metallic joint , rocker cover screw , piston ring - top - chrome , ceramique , piston ring - compression-g3-chrome , piston , gasket , set of gasket for hyd. motor , connecting axiflex metal gripd168.3 , epdm , gasket , service tool kit for oil mist detector , exhaust temperature sensor , o ring - ms29513/230 , 60c7 , o ring an26 , 60c7 , nozzle assly -9 x 0.52 x 148 , helicoflex joint hn100 , d17.4 1.8mm , sea water pump , joint type c with limiter , metallic joint , tc speed sensor , gasket rc , o ring d54 , 50x3 v70d , o ring an29 , 21a7 , gasket , hose , metallic joint , set of spares for air valve and actuator , set of spares for p2/p4 bypass valve , actuator service kit , fresh water temp sensor (rtd) , coupling assly cw , connecting cable (unitel way) , analog input field module type 170aaio3000+slave 170fnt11001 , lamp , hooter (electronic) , power switch , fuse 10x38 2a gg , pt 100 converter with two threshold , solenoid valve-safety stop , power fuse , 32a , rsp bearing safety card , icm safety stop card (4 channel) , frequency preamplifier (engine speed) , human machine interface , main bearing temp probe , connecting rod bearing temp probe , washer bsf , ring for casing , bushing

Central Government And Public Sector

CTN :45250965

02 Jun, 2026 NA

Angul - Odisha

Tender For supply of demag crane spare , frequency converter

CTN :44728383

25 May, 2026 NA

Uttara Kannada - Karnataka

Tender For corrigendum : supply of main switch board spares c c - switch 4-port , gyro pump , power contactor mnx 70 , indicating lamp-colour: yellow,input , voltage: 240v ac 50hz, , indicating lamp, colour: green, input , voltage: 240v ac, 50hz,le , indicating lamp,colour: green, input , voltage: 24 v dc,led typ , 1000w.remotly operated search light , with control panel , mccb 20a , mccb 32a-nom 32a 1auxcont+1trip alm , therm 25,6-32a magne288a , mccb dn0-63a , mccb dn0-100a , power contactor mnx9/32 , power contactor mnx 45 , mccb 250a tp with 1 aux. with shunt trip , hand change over switch (hcos) , vme ip carrier , 50 pin pcb-ai , flash memory card 2 mb , connector for rtd card , connector for ai card , vme processor , 24*30 mm yellow indicator , 24*30 mm red indicator , 24*30 mm green-momentary 2 c/o pb , 24*30 mm red-momentary 1 c/o pb , 24*30 mm red-momentary 2 c/o pb , 24 30 mm blue-momentary 1 c/o-pb , 24*30 mm white-momentary 1 c/o pb , trackball , interposing relay, 2 c/o 24 vd , terminals for plc cards , ms 10 horizontal float level switch , intercom system (pcb assembly for , pan 5701) , micphone(stowage hook, preamplifier 7 , pin(pan1424-00&pan6702) , intercom system (line interface , module)-pas30670 , 63a, 3pole, mcb , 2x18w fluorescent tube light , mast head light (white) , stern light(white) , all round light(white) , all round light(red) , power supply unit(132 084ng003) , nsiu-nmea(na06 201109) , power unit 24vdc (nb05 307) , internal communication system(pre amplifier pcb imcos 8210) , motorised potentiomed er(frequency) , led lamp(red)12v dc , 2a, 1 way mcb 2p , serial to usb converter for touch screen , rectifier unit , end cover for sttb 2.5 , proximity switch 0-150 rpm , optical smoke detector head sv.ip44d (conduit box) , gyro connection pcb , gyro sensor pcb , gyro outer sphere pcb , mk2-modulator pcb , spare parts x/s-mtr down , local control pcb , mk2-power i/o pcb , sub-miniature fuse 1a 250 v , cia cont to i/f pcb , fan, complete assembly , encoder 2048, pulse per revolution , spare parts x-ped up , relay 12v dc , motor control module , trackball 50mm nsc , insc-isw-controller , convertor ac 85-264v/dc 24v , sailor ip handset & cradle , em log fd card , miniature cirucit breaker 20 amps , mcb 3 pole 50a , hrc fuse, fuse link (2a) , hf fuse link 4a , hf fuse link 4a , 22.5mmdia.240v ac,green, ledlamp, teknic , mccb-25a , acb spare aux. contact (6no+6nc) , mccb dth800 inst 360-640a , mccb, 3p, dl-100, 40a , voltage relay(t3300-02) , synchroscope , ammeter, aε, 0-400a , tp mcb,240v ac, 50hz, 4a , terminal cts 2.5un , terminal cts 6u , power terminals-suitable up to 6 sq.mm wire , o/c &s/c relay (t2500-06) , terminal cts 10u , double frequency meter -415vac range45-50-55hz size 96 x96 , quint-power supply unit , wtrd1 thermistor relay , power terminals-suitable up to 70 sq.mm wire , synchronoscope-input415vac size:96x96 with gasket , mcb 10a tp , mcb 16a tp , mcb 25a 3 pole , mcb 40a tp , mcb 63a tp , hcos 50a (with out enclosure) , dn2-mm 240v ac electrically operated mechanism direct drive , motor protection relay, microprocessor based , indicating lamp-colour: blue, input , voltage: 240v ac, 50hz,le , 6a,1 way mcb, 2p , ais gps anteννα ατ575-68(2gdb,tnc-f) , hrc fuse, fuse link (4a) , hrc fuse, fuse link (6a) , hrc fuse base & carrier 2a/6a , red push button , governor control switch , control terminals , illuminated pb,red , illuminated pb.green , control terminals cst 2.5 , relay mno 240vac 4 no conatcts , relay 240 v ac mno realyn 3no+1nc contact , relay mno 415vac, 4nc contact , sart , motorised mechanism for 400/630

CTN :45213241

08 Jun, 2026 NA

Visakhapatnam - Andhra Pradesh

Tender For supply of ek9938v-dma-36-118-0-002 ses master unit , ek9938v- dma-36-118-0-004 ses graphical display unit , ek9938v-dma-36-118-0-003 ses power supply unit , ek9938v-dma-36-118-0-005 ses led display unit , ek9938v-dma-36-118-0-011 ses interface box , ek9938v-dma-36-118-0-007 ses junction box , ek9938v- dsa-36-118-0-035 ses transducer holder assembly , ek9938v-dgd-36-1180-001 t196 dual frequency transducer 12 and 210 khz with 25m cable , ek9938v-dma-36-118-0-008 ctd sensor unit , ek9938v- dsa-36-118-0-012 cable assembly-1 , ek9938v-dsa-36- 118-0-013 cable assembly-2 , ek9938v-dsa-36-118-0- 015 cable assembly-3 , ek9938v-dsa-36-118-0-016 cable assembly-4 , ek9938v-dsa-36-118-0-019 cable assembly-7 , ek9938v-dsa-36-118-0-020 cable assembly-8 , ek9938v-dsa-36-118-0-021 cable assembly-9 , ek9938v-dsa-36-118-0-022 cable assembly-10 , ek9938v-dsa-36-118-0-023 cable assembly-11 , ek9938v-dsa-36-118-0-024 cable assembly-12 , ek9938v-dsa-36-118-0-025 cable assembly-13 , ek9938v-dsa-36-118-0-027 dsp and communication card assembly , ek9938v-dsa-36-118- 0-028 tx card assembly , ek9938v-dsa-36-118-0-029 rx card assembly , ek9938v-dsa-36-118-0-033 display drive and switch reader card assembly , ek9938v- dsa-36-118-0-034 led display-master unit card assembly , ek9938v-dsa-36-118-0-031 display driver - sldu card assembly , ek9938v-dsa-36-118-0-032 led display - sldu card assembly , ek9938v-eff-02-022-5- 00l fuse 2a , ek9938v-pse-36-24m-p-450 ac-dc converter 24 ) /bid number : gem/2026/b/7486549 * /dated: 15-05-2026 & & / bid document 1 / 24

CTN :45197229

04 Jun, 2026 NA

Chandigarh - Chandigarh

Tender For providing of repair and overhauling service - air compressor 20 gallon 2 stage 9 hp gas (honda); air compressor 20 gallon 2 stage 9 hp gas (honda); yes; buyer premises,repair and overhauling service - nitrogen generating cart (sgnsc) (pd91t1rdml12; nitrogen generating cart (sgnsc) (pd91t1rdml12; yes; buyer premises,repair and overhauling service - hydraulic power cart diesel; hydraulic power cart diesel; yes; buyer premises,repair and overhauling service - test stand hydraulic electric 16699n; test stand hydraulic electric 16699n; yes; buyer premises,repair and overhauling service - diesel gpu 90 kva 400hz dc option tier 3; diesel gpu 90 kva 400hz dc option tier 3; yes; buyer premises,repair and overhauling service - frequency converter (model 45s x 240); frequency converter (model 45s x 240); yes; buyer premises,repair and overhauling service - 28vdc ground power cart (electric) (gpu-400); 28vdc ground power cart (electric) (gpu-400); yes; buyer premises,repair and overhauling service - air conditioning unit, towable tra

CTN :45189673

04 Jun, 2026 NA

Delhi - Delhi

Tender For indigenous development of static frequency converter (sfc)

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