Latest null detector Tenders | Government null detector Tenders

CTN :45580219

01 Jul, 2026 NA

Ghaziabad - Uttar Pradesh

Tender For providing of repair and overhauling service - potable water purification system reverse osmosis or uv based; repairing of reverse osmosis; yes; buyer premises,repair and overhauling service - wheeled skid steer loader (v2) as per is / iso 7131 (latest); repairing of skid loader; yes; buyer premises,repair and overhauling service - cars; repairing of boat; yes; buyer premises,repair and overhauling service - diesel generators- dg sets; repairing of 10 kva gen sets; yes; buyer premises,repair and overhauling service - split air conditioner including green ac; repairing of ac; yes; buyer premises,repair and overhauling service - cars; repairing of cooler; yes; buyer premises,repair and overhauling service - cars; repairing of power ascender and under water sonar; yes; buyer premises

CTN :45562952

01 Jul, 2026 43.22 Lacs

West Tripura - Tripura

Tender For supplying, installation, testing and commissioning of equipments for electrical measurement, electrical workshop, electrical machine & power system laboratory at ttaadc polytechnic institute, khumulwng, west tripura for the project "improvement of infrastructure in ttaadc polytechnic institute, khumulwng, west tripura, district under higher education department” under the nec scheme. (2nd call) - supplying, installation, testing and commissioning of electrical measurement, electrical workshop, electrical machine & power system laboratory equipments/machineries of electrical engineering department at ttaadc polytechnic institute, khumulwng, west tripura under the nec scheme "improvement of infrastructure in ttaadc polytechnic institute, khumulwng, west tripura, district under higher education department." (2nd call), kelvin double bridge trainer kitthe instrument should have following features : easy illustration of kelvins bridge digital display (dpm) for null detection online product tutorialthe instrument should have following technical specifications :dc power supply : +5vknown resistance : r1=100k , 20k , 10k r3=1k , 200 , 100 dpm : 2vdimensions (mm) : 240 w x 345 d x 110 hunknown resistance : 0.3 , 0.4 , 0.8 mains supply : 230 v 10%, 50 hz, whetstone bridge trainer kitthe instrument should have following features :sample : constantan, nichromeprovided with dc power supply compact designeasy to operatethe instrument should have following technical specifications:dc power supply:5vgalvanometerdeflection:30 - 0 30resistance:80 unknown resistance type: variablerange:0 - 10k wire samples: -constantan: 1mnichrome:1mfuse:500mamains supply: 90 - 275v, 50hzdimensions (mm):w 345 x d 240 x h 110, experimentation with de sautys and schearing bridgethe instrument should have following features: - a complete set up with all necessary accessories inbuilt 1 khz sine wave generator with variable amplitude null detector with dpmtechnical specification: -sine wave generatorfrequency range:1khz 10%amplitude control output: up to 15vppfuse:500 ma, s/bdpm:200 mvunknown capacitor:0.1 f, 0.22 f, 0.47 fmains supply:230v ac, 10%, 50hzdimension (mm):w 345 x d 240 x h 110, experimentation with maxwells bridgethe instrument should have following features : illustration of both maxwells inductance bridge and maxwells inductance-capacitance bridge on a single board inbuilt 1 khz sine wave generator with variable amplitude null detector with dpmthe instrument should have following technical specifications :mains supply : 230 v 10%, 50 hzdc power supply : +12v, -12vsine wave generatorfixed frequency : 1khz 5%amplitude control range : upto 20vppunknown inductors : 10 mh, 20mh, 30 mh, 56 h, 24 h, 12 hdpm : 200mvunknown internal resistance : 470w, 10 , 20 , 30dimensions (mm) : w 240 x d 345 x h 110, measurement of three phase active & reactive power with single phase wattmeter technical specifications:analog meters: analog voltmeter, range : 300v analog ammeter, range : 2a analog wattmeter power supplies: operated on mains power 415v, 50hz +10%components are mounted on the panels are: capacitive load inbuilt inductive load inbuilt resistive load (external)salient features: three phase power light indicator for mains. front panel built with high class insulated bakelite sheet with sticker well printed circuits and symbols. mcb for short circuit protection connections are brought out through 4mm colored safety sockets. patch cords 4mm. the trainer is housed in metal cabinet. size of the trainer set 36 x 24 , power & power factor measurement by ct & pt in three phase circuittechnical specifications:power supplies: ac power supply 0-415v at 4a operated on mains power 415v, 50hz +10%digital meters: digital voltmeter digital ammeter , digital wattmeter (analog), digital power factor meter components are mounted on the panels are: 3 phase capacitive load (inbuilt) 3phase resistive load (external) 3phase inductive load (external) emergency stop

CTN :41898862

17 Jun, 2026 NA

Mumbai - Maharashtra

Tender For bid to ras providing of custom bid for services - indigenisation of power supply unit of sonar system ums3100 for p -75 class

State Government

CTN :45192981

15 Jun, 2026 3.06 Crore

Barmer - Rajasthan

Tender For corrigendum : implementation of integrated rfid tracking , e-weighbriges, anpr, erp system on rental basis with monthly subscription charges for complete work for rsml lignite mines giral, sonar at barmer kasnau matasukh at nagaur, limestone mines jaisalmer gotan

CTN :45247496

29 May, 2026 12.00 Lacs

Ajmer - Rajasthan

Tender For supply of chemical test kit and reagent/glassware/polyware and other item - chemical and glassware r/c for 01 year as per specification mentioned in technical compliance bid., qualigens glassware, borosil, a.s.g.i. brand, perfit brand, j.s.g.w., blue star brand, sapsun brand, lab system, microlit, riviera brand, leica, dime acrylics, trueline, axygen, filter paper, sonar brand, whatmans brand, himedia

CTN :45188644

28 May, 2026 NA

Hisar - Haryana

Tender For sale of unserviceable articles and scrap materials. micro wave oven , servo stabilizer 5 k.v.a vs05 , gc-3 genei cooler 24 * 0.5ml tube , flash gel system sr.no. 107573 with flash gel sr.no. inz/1021 (electrophoresis camera system) , pcr machine (sr no. 482-1513) with 1 k.va uos (sr no. es1101208110) with 9 batteries , autoclave vertical 300 * 500mm li-13 (sr.no. 43110) with automatic pressure control switch and accessories , spin win 6 plate rotor , mini submarine eletrophoresis with casting tray, comb set (15 * 10cm) , electrophoresis vertical mega gel 50 cm (wx) with accessories , referigereator , li control , ph meter , ph meter , elico make , ph meter digital eutech , tutor d two pen type , ph meter , distillation unit ysu-410a, yorco make , laminar air flow (yorco) dm-188-hl-62 (6'x2'x2) with accessories , weighing balance labex fuji digital up to 3.kg model no li-303 g , weighing balance and/ek-400i, 400gxo.lg , rotary mixer rotospin (tarson) , model no. 3090 , 3091 50x1.5 ml , 3092 20x1.5ml , autoclave vertical ys1 402d 300x500mm , water bath liquid cooling microprocessor , controlled l1-133 , 500 * 250 * 250mm , micro centrifuge with rotors non refrigerated , remi/rm-12cdx , angle head (30x.4ml) rm1241,rm1242 (24 * 1.5ml) 1261(8 * 2ml) , refrigerated centrifuge , no.c-24bl , rotors , a) angle head c-244a (8 * 15ml) , b) angle head r-247 (8 * 50ml) , spectrophotometer (uv visible) digital 200-1000nm , transluminator 25x25 md-25 wealtech , uv lamp held 300nm, 230v / 50 * hz , platform rocker 11 platform electronic timer genei make no.107107 , genei digital p5500 power supply with timer constant with current constant voltage digital display (genei no 1061817) , pipette carosuet for 6 pipette3115000003 , alpha image ep gel documentation and analysis system make alpha innotech cat no 92-13822-00 , spinwin mc 8x200 l 11)1.5 ml tube , fume hood j-14 mfh1260 sonar , glass water distillation unit (scientific and laboratory instrument (paridhi polymer) cat. no. 141-a/mqd-2p-b/qxl-rsh , deep freeze -80 c model no urc-u-270-4 , volume 2701 , gel electrophoresis (horizontal) merck genei bgps 300/400 with power supply genel , gelelectrophoresis (vertical) merck with power supply genei

CTN :44784137

05 May, 2026 NA

Visakhapatnam - Andhra Pradesh

Tender For corrigendum : procurement of spares for sonar ushus ii system

CTN :44994827

18 May, 2026 NA

Adra - West Bengal

Tender For supply and installation of sonar echo based automatic scour monitoring system with annual maintenance for two years at railway bridge no 344 between bqa-mase in adra division of s.e.railway.

CTN :44676273

23 Apr, 2026 NA

Ernakulam - Kerala

Tender For bid to ras supply of high performance mil- grade work station , head mounted display with firmware , inclusive sensor system , hdmi wireless casting unit cable and adapters , profession audio system , ups power back up 2 kva , local network router , mh 60r sonar operation simulation , integrated of intructor mode casting mode and guided practical emergency scenarios , interface design menu system step flow logic , optimization for single station operation , testing and internal qa , on site installation , user training instructor and operator , documentation , site acceptance testing and handover , project management and coordination eight to 12 weeks , technical support one year

CTN :44752024

20 Apr, 2026 NA

Mumbai - Maharashtra

Tender For corrigendum : providing of custom bid for services - repair and refurbishment of system controller module and dac card of sonar system

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