Latest electronic communication service Tenders | Government electronic communication service Tenders

CTN :45535219

20 Jun, 2026 NA

Krishnagiri - Tamil Nadu

Tender For purchase of ece department lab electronics equipments - equipments for ece, dual output regulated dc variable power supplyinput voltage : 230v/50hz acoutput voltage :(0-30)v dcoutput current :(0-2)a dcprotection circuit : over voltage, over current, and short-circuit protectionhigh efficiency : greater than 85%low ripple and noise : less than 50 mvdigital display, function (signal) generatorspecs:frequency range : 0.1hz to 5mhzdisplay :4 to 6 digit led displayoutput waveforms : sine, triangle, square, pulse, rampamplitude :0-20 vpprise time :100 nsdistortion : 1% within specified frequency rangepower supply : 230v ac 10% , 50-60 hzoutput amplifier protection : short circuit and 15voverload protectiondc offset: 0 to 10 v adjustableattenuation: 0 to -60 db, decade resistance box range : 1 to 1m rotary switch selection with 6 dialssteps : 1 , 10 , 100 , 1k , 10 k , 1m accuracy : 1%, decade capacitance box range : 100 pf to 100 frotary switch selection with 6 dialsmaximum voltage : 350vaccuracy : 1%, decade inductance box range : 10 h to 10 hrotary switch selection with 6 dialslow-loss inductorsaccuracy : 1%, sim reader trainer kitpower supply :operates on 230v ac 10%, 50hz mains supplybuilt-in regulated smps power supplyoperating dc supply : 5v/12v with overload and short-circuit protectionsim card interface :supports gsm sim cards compatible with 2g / 3g / 4g / 5g networkssim card read/write interfacesupports sim card initialization, authentication and communication functionscompatible with standard 6-pin / 8-pin sim card socketscommunication interface :usb 2.0 interface for pc communicationrs-232 serial communication interfaceuart communication facility for embedded system interfacingsim operating parameters :selectable sim clock frequencies3.579 mhz7.159 mhz14.318 mhzsim supply voltage selection facilitysim reset and activation controlsupported protocols and standards :gsm etsi 07.07 and etsi 07.05 at command supportiso/iec 7816 smart card communication supportsim communication command monitoring facilityhardware features :on-board sim card socketled indication for :power statussim detectionreset activityuser manualutility software cd / downloadable software packagedata transmission/receptionbuilt-in keypad for standalone operation.lcd display module (128 64) for menu and status display.on-board microcontroller-based control section.software support:at command execution and monitoring software.sim manager utility software.data logging and communication terminal utility.pc-based gui software for sim data communication experiments.trainer features:fault simulation facility for troubleshooting experiments.simulation of faults such as:sim not detectedclock failurevcc failurereset failuremultiple on-board test points for signal observation.test points for:sim rstsim_clksim iovccuart tx/rxsuitable for cro/dso signal monitoring.glass epoxy pcb with educational block diagram layout.compact tabletop enclosed cabinet design.construction:front panel with printed block diagram.banana test points and patching facility.standard accessories:gsm sim trainer unit.usb communication cable.rs-232 communication cable.power cord., microwave test bench with reflex klystron oscillatormicrowave source :relex klystron tube with klystron mountoperating frequency in x-band (8.2ghz to 12.4ghz)electronic tuning through repeller voltage controlsuitable for cw microwave generationklystron powersupply:regulated klystron power supply unitbuilt-in modulation facilityoverload and short circuit protectionoperates on 230v ac 10%, 50hz mains supplywaveguide components:isolator variable attenuatorfrequency meterslotted line section with tunable probecrystal detector mountmatched loadmovable short / terminationwaveguide stands and accessoriesmeasurement unit:solid state vswr meter with high sensitivityswr measurement facilitysuitable for detector output monitoringtechnical specification :frequency range : 8.2 ghz to 12.4 ghzwaveguide types : wr-90detector type : crys

CTN :45544279

23 Jun, 2026 NA

Gurdaspur - Punjab

Tender For supply of fuel filter cum water seprator , parts kit slave cyl clutch , hose air , repair kit mechanical transmission , oil seprator , relay solid state , filter assy shorter , hose assy non metallic , cable assy control , master cyl power unit

CTN :45551725

29 Jun, 2026 NA

West Kameng - Arunachal Pradesh

Tender For supply of lv7 stln vf x 7815200 tail lamp rh , lv7 stln vf 6220 72 0000178 head lamp f 8043900 6220 004178 , lv7 stln vf f 7865700 regulator assy rh window winding m c rh , lv7 stln vf 2940 72 0309836 filter element intake air cleaner , lv7 stln vf 2540 72 0000532 rear view mirror , lv7 stln vf 2520 012985 sleeve cylinder repair kit minor , lv7 stln vf f 8284000 air filter safety , lv7 stln vf 6220 72 0000179 head lamp , lv7 stln vf f 0834510 jubilee clip , lv7 stln vf 2520 72 0000522 master cyl power unit , lv7 stln vf f 7446400 door lock assy rh , lv7 stln vf 6350 72 0000099 horn electrical f 8040800 6350 001099 , lv7 stln vf 2590 024065 cable assy control , lv7 stln vf x 7819500 roof marker lamp rh , lv7 stln vf x 7815300 tail lamp lh , lv7 stln vf x 2206000 exhuast brake switch , lv7 stln vf 6220 72 0472414 light fog , lv7 stln vf 2520 72 0000521 repair kit mech transmission , lv7 stln vf 6220 004478 x 2305900 light dome , lv7 stln vf f 7410300 stop light switch * /bid number : gem/2026/b/7662988 + /dated: 14-06-2026 ' ' / bid document 1 / 22

CTN :45516001

20 Jun, 2026 NA

Krishnagiri - Tamil Nadu

Tender For purchase of ece lab electronics equipments - equipments for ece, dual output regulated dc variable power supplyinput voltage : 230v/50hz acoutput voltage :(0-30)v dcoutput current :(0-2)a dcprotection circuit : over voltage, over current, and short-circuit protectionhigh efficiency : greater than 85%low ripple and noise : less than 50 mvdigital display, function (signal) generatorspecs:frequency range : 0.1hz to 5mhzdisplay :4 to 6 digit led displayoutput waveforms : sine, triangle, square, pulse, rampamplitude :0-20 vpprise time :100 nsdistortion : 1% within specified frequency rangepower supply : 230v ac 10% , 50-60 hzoutput amplifier protection : short circuit and 15voverload protectiondc offset: 0 to 10 v adjustableattenuation: 0 to -60 db, decade resistance box range : 1 to 1m rotary switch selection with 6 dialssteps : 1 , 10 , 100 , 1k , 10 k , 1m accuracy : 1%, decade capacitance box range : 100 pf to 100 frotary switch selection with 6 dialsmaximum voltage : 350vaccuracy : 1%, decade inductance box range : 10 h to 10 hrotary switch selection with 6 dialslow-loss inductorsaccuracy : 1%, sim reader trainer kitpower supply :operates on 230v ac 10%, 50hz mains supplybuilt-in regulated smps power supplyoperating dc supply : 5v/12v with overload and short-circuit protectionsim card interface :supports gsm sim cards compatible with 2g / 3g / 4g / 5g networkssim card read/write interfacesupports sim card initialization, authentication and communication functionscompatible with standard 6-pin / 8-pin sim card socketscommunication interface :usb 2.0 interface for pc communicationrs-232 serial communication interfaceuart communication facility for embedded system interfacingsim operating parameters :selectable sim clock frequencies3.579 mhz7.159 mhz14.318 mhzsim supply voltage selection facilitysim reset and activation controlsupported protocols and standards :gsm etsi 07.07 and etsi 07.05 at command supportiso/iec 7816 smart card communication supportsim communication command monitoring facilityhardware features :on-board sim card socketled indication for :power statussim detectionreset activityuser manualutility software cd / downloadable software packagedata transmission/receptionbuilt-in keypad for standalone operation.lcd display module (128 64) for menu and status display.on-board microcontroller-based control section.software support:at command execution and monitoring software.sim manager utility software.data logging and communication terminal utility.pc-based gui software for sim data communication experiments.trainer features:fault simulation facility for troubleshooting experiments.simulation of faults such as:sim not detectedclock failurevcc failurereset failuremultiple on-board test points for signal observation.test points for:sim rstsim_clksim iovccuart tx/rxsuitable for cro/dso signal monitoring.glass epoxy pcb with educational block diagram layout.compact tabletop enclosed cabinet design.construction:front panel with printed block diagram.banana test points and patching facility.standard accessories:gsm sim trainer unit.usb communication cable.rs-232 communication cable.power cord., microwave test bench with reflex klystron oscillatormicrowave source :relex klystron tube with klystron mountoperating frequency in x-band (8.2ghz to 12.4ghz)electronic tuning through repeller voltage controlsuitable for cw microwave generationklystron powersupply:regulated klystron power supply unitbuilt-in modulation facilityoverload and short circuit protectionoperates on 230v ac 10%, 50hz mains supplywaveguide components:isolator variable attenuatorfrequency meterslotted line section with tunable probecrystal detector mountmatched loadmovable short / terminationwaveguide stands and accessoriesmeasurement unit:solid state vswr meter with high sensitivityswr measurement facilitysuitable for detector output monitoringtechnical specification :frequency range : 8.2 ghz to 12.4 ghzwaveguide types : wr-90detector type : crystal detecto

Central Government/Public Sector

CTN :45492829

01 Jul, 2026 NA

Subansiri - Arunachal Pradesh

Tender For supply of vrf or vrv air cooled outdoor units suitable for cooling or heating having 100 percent hermetically sealed inverter type twin rotary or scroll compressor capacity of machines 14 hp to 22 hp , following minimum capacity 4 way vrv or vrf cassette type indoor ceiling mounted unit equipped with synthetic washable media pre filter,3 point 2 tr , following minimum capacity 4 way vrv or vrf cassette type indoor ceiling mounted unit equipped with synthetic washable media pre filter,4 tr , vaccumiazation and nitrogen testing of following nominal sizes of soft or hard drawn copper refrigerant piping for vrv or vrf system, thickness 1 point 2 mm , 9 point 5 mm dia od soft drawn with tube thickness 1 point 2 mm , 12point 7 mm dia od soft drawn with tube thickness 1point 2 mm , 15 point 86 mm dia od soft drawn with tube thickness 1point 2 mm , 19 mm dia od hard drawn with tube thickness 1 point 2 mm , 22 point 2 mm dia od hard drawn with tube thickness 1 point 2 mm , 25 point 4 mm dia od hard drawn with tube thickness 1 point 2 mm , 28 point 58 mm dia od hard drawn with tube thickness 1 point 2 mm , 34 point 9 mm dia od hard drawn with tube thickness 1 point 62 mm , 41 point 27 mm dia od hard drawn with tube thickness 1 point 62 mm , s i t c of y joints kit refrnet , drain piping rigid pvc piping complete with fittings supports as per specifications and insulated with 6mm thick closed cell elastometric nitrile rubber insulation 25mm dia and , 32 mm dia , 40mm dia , control and transmission wiring , testing and commissioning of vrf or vrv systems including topping of r410a gas as per site requirements , supply and installation of u or v protection of used copper pipe at outer site for odu connection site , 6way load bank double door enclosure confirming to is 8623 iec 60439 g frame panel boards , supplying and fixing of following sizes of medium class pvc conduit along with accessories 25mm , frlsh or hffr pvc insulated copper conductor single core cable in the existing surface or recessed steel or pvc conduit as required 3 x 1 point 5 sq mm , suitable size gi box with modular plate and cover in front on surface or in recess , one number xlpe insulated and pvc sheathed copper conductor armoured power cable of 1 point 1 kv grade 4 x 16 sqmm , 16 a rating 240 by 415 v 10 ka c curve miniature circuit breaker suitable for nductive load of following poles in the existing mcb db complete with connections single pole , single pole and neutral sheet steel mcb distribution board 240 v on surface by recess complete 12 way double door , supplying and fixing 25 a rating single pole and neutral , following size of perforated painted with powder coating m s cable trays 150 mm width x 50 mm depth x 1point 6 mm thickness , earthing with g i earth pipe 4 point 5 metre long 40 mm dia including accessories , providing and laying earth connection from earth electrode , providing and fixing 6 swg dia g i wire on surface or in recess for loop earthing , amc as per section c , installation of cassette ac 2 ton 5 star , copper pipe , 4 core copper wire , drain pipe with insulation , odu stand , cable tray , hanging rod , faster nut , wrapping tape , 3 core copper wire

Central Government And Public Sector

CTN :45454198

11 Jun, 2026 NA

Bangalore - Karnataka

Tender For the offered equipment is a fiber media converter, model gomc-bi3512-20 or equivalent , designed for conversion between 10/100/1000base-tx copper ethernet and 1000base-fx optical fiber networks. the converter supports ieee 802.3, ieee 802.3u, ieee 802.3ab and ieee 802.3z standards, ensuring compatibility with gigabit ethernet networking applications. it provides one rj45 copper port with auto-negotiation support for 10/100/1000 mbps data rates and one sc type bi-directional fiber port operating at tx 1310nm / rx 1550nm wavelength with transmission distance up to 20 km over single-mode optical fiber. the device supports full duplex flow control and half duplex back pressure for efficient data transmission. led indicators are provided for power, optical link/activity, full duplex status, twisted pair link/activity and transmission rate indication. the converter operates on dc 5v, 1a power supply with optional external or internal power supply configuration and power consumption less than 3w. it is designed to operate in environmental conditions ranging from -10?c to +55?c with storage temperature from -40?c to +85?c and relative humidity from 5% to 95% non-condensing. the unit dimensions are 94mm ? 70mm ? 26mm for external type and 140mm ? 110mm ? 30mm for internal type. the product is suitable for network communication, ftth/fttb/fttx applications, isp backhaul networking and subscriber end connectivity. the equipment complies withce, fcc and rohs certifications. [ warranty period: 36 months after the date of delivery ] ]

CTN :45377757

10 Jun, 2026 NA

Multi City - Multi State

Tender For supply of ashok layland stallion d d - lv7 stln 2520 72 0473321 speedometer cable , lv7 stln 2540 009040 regulator vehicle window , lv7 stln 2540 009151 mirror assy rear view , lv7 stln 2540 72 0000719 handle door , lv7 stln 2590 024062 cable assy control , lv7 stln 6220 004486 stop light vehicular tail lamp vehicular , lv7 stln p 1602051 master cyl kit , lv7 stln x 7413400 slave cylinder , lv7 stln p 2405339 filter assy shorter , lv7 stln x 2306700 warning lamp tow hook fog lamp , lv7 stln f 4034200 optl p3101540 element oil filter , lv7 stln 2940 72 0467508 element oil filter , lv7 stln f 8068100 assy rear view mirror lh rh , lv7 stln 6240 013631 lamp incandescent , lv7 stln 6220 004485 light blackout , lv7 stln 6350 72 0000126 buzzer , lv7 stln 6220 72 0001419 f 8039100 directional light vehicular , lv7 stln 4720 016005 hose assy non metallic tyre inflator , lv7 stln bon00741 external rear view mirror right , lv7 stln x 8000600 combination switch , lv7 stln 6220 004483 light back up , lv7 stln 5930 001314 black out change over switch , lv7 stln b 3717103f arenes control complete , lv7 stln f 7491100 temp sensor pricol make , lv7 stln x 2703400 shaft seal , lv7 stln vf 2520 72 0000522 master cyl power unit clutch master cyl , lv7 stln vf 2590 024065 cable assy control , lv7 stln vf 6220 72 0472414 light fog , lv7 stln vf f 7410300 stop light switch , lv7 stln vf f 7473900 alternator assy , lv7 stln vf f 7614860 door full handle assist handle , lv7 stln vf f 7865700 regulator assy rh window winding m c rh , lv7 stln vf 2940 72 0000613 air cleaner intake , lv7 stln vf 6220 72 0000179 head lamp , lv7 stln vf 2520 72 0000521 repair kit mechanical transmission , lv7 stln vf 6220 72 0000403 light assy indicator frt direction , lv7 stln vf 5945 007475 relay solid state , lv7 stln vf x 7815300 tail lamp lh , lv7 stln vf b 7008903 s a fuel hose , lv7 stln vf 4720 009450 f 1955650 hose air //bid details 2 / 36

CTN :45332880

06 Jun, 2026 NA

Jalpaiguri - West Bengal

Tender For tender for supply of mt spare c - lv7/stln 6240-013633 lamp incandescent , lv7/stln(vf) 6240-72-0000515 lamp assortment helogen bulb 24v 60 65w , lv7/stln 6220-004180/f-2350300 bulb 24v 5w su 8 5 cap , lv7/stln 6220-72-0196593 indicator bulb 21 w , lv7/stln f-4034200 (optl p3101540) element oil filter , lv7/stln 6240-013698 lamp fluorescent bulb side lamp tail , lv7/stln 6240-013624 lamp incandescent , lv7/stln(vf) 2940-003887/f-4033800 filter element , lv7/stln 6220-004485 light blackout , lv7/stln(vf) 5945-007475 relay solid state , lv7/stln 5120-423957 inserter and remover pneumatic tyre , lv7/stln(vf) 6220-72-0472414 light fog , lv7/stln 2940-72-0467508 element oil filter , lv7/stln(vf) 6220-72-0000403 light assy indicator frt direction , lv7/stln(vf) x-2205700 fog lamp switch , lv7/stln(vf) x-7815300 tail lamp lh , lv7/stln 2540-72-0000719 handle door , lv7/stln x-2703600 shaft seal , lv7/stln 2590-024066 cable assy control , lv7/stln(vf) x-7815200 tail lamp rh , lv7/stln(vf) f-8284000 air filter safety , lv7/stln x-2306700 warning lamp tow hook fog lamp , lv7/stln 2540-009151 mirror assy rear view , lv7/stln(vf) 2520-72-0000521 repair kit mechanical transmission , lv7/stln(vf) 2540-72-0000532 rear view mirror , lv7/stln 5330-72-0131156 seal plain , lv7/stln(vf) 2540-72-0000144 arm wind screen wiper s a of wiper arm , lv7/stln f-7875600 front direction indicator , lv7/stln(vf) 2520-72-0000522 master cyl power unit clutch master cyl

Central Government And Public Sector

CTN :44846089

25 May, 2026 94.44 Lacs

Chandigarh - Chandigarh

Tender For bid to ras corrigendum : supply of supplying of 1.5 tr nominal capacity invertor type metal body , installation, testing and commissioning of of 1.5 tr inverter type ductable air cooled split ac unit as per item no.1 above in equipment room , providing and fixing heavt duty powder coated m s stand of suitable size made out of suitable guage ms shee , supply and fixing of 3 core 2.5 sq mm control cum transmission wiring and ac power supply cable of shielded copper conductor for looping between indoor and outdoor , supply and fixing of 4 core 1.5 sq mm control cum transmission wiring and ac power supply cable of shielded copper conductor for looping between indoor and outdoor , supply installation testing and commissioning including vaccumiazation and nitrogen testing of , supply installation testing and commissioning including vaccumiazation and nitrogen , supplying and fixing of 25 mm sizes of rigid upvc piping from outlet socket of ac unit complete with elbow , supplying and fixing dp sheet steel enclosure on surface or recess along with 25 or 32 a 230 v c curve dp mcb , supplying and fixing 5 amps to 32 amps rating, 240 or 415 volts c curve miniature circuit breaker suitable for inductive load of single pole and neutral , providing and fixing supply air grills of powder coated aluminum construction having a free area of not less than 70 percent without volume control dampers , supplying and installing of 150 mm width 50 mm depth 1.6 mm thickness nominal size of perforated hot dipped galvanised iron cable tray

Central Government/Public Sector

CTN :45210644

03 Jun, 2026 NA

Multi City - Multi State

Tender For supply, installation, testing and commissioning of a.c. equipment's (outdoor + indoor unit+ refrigerant piping +drain piping+ control and transmission wiring of 14 hp outdoor units with vrv functions and 4 nos. cassette type 3.32 trs indoor unit) for traction power control centre & remote control centre at drm office/n.r. as per site requirement details is attached in annexure-'a'. make: blue star, hitachi, daikin, carrier, voltas, mitsubishi, fujitsu or similar [ warranty period: 24 months after the date of delivery ] ]

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