Latest bypass switch Tenders | Government bypass switch Tenders

Central Government/Public Sector

CTN :45555804

14 Jul, 2026 NA

Jodhpur - Rajasthan

Tender For supply of servo voltage stabilizer 3-phase 40 kva, input voltage: 340 - 480 v, output voltage415v with manual bypass switch and as per annexure-a. [ warranty period: 30 months after the date of delivery ] ]

CTN :45541202

23 Jun, 2026 NA

Chennai - Tamil Nadu

Tender For purchase of tanche - lab equipments for eee and ece department - purchase - lab equipments for eee department electronics lab, single phase to single phase cyclo converter kit single-phase bridge cycloconverter power devices: scr/triac based input supply: 230 v ac, 50 hz step-down isolation transformer 230 v / 12 v output: 12 15 v ac, frequency: 0 25 hz (adjustable),firing angle control circuit and frequency control circuit to be provided built-in resistive load, terminals to be brought on ms panel with necessary symbols and circuits, pwm based step down dc chopper using mosfet/igbt kitpwm based step-down dc chopper (buck converter) power device : power mosfet / igbt based switching circuit input supply : 24 v dc to 110 v dc or derived from 230 v ac mains through rectifier unit output voltage :(0 to vin) variable dc output current : up to 5 a dc maximum with suitable load resistor (r load) pwm duty cycle control provided pwm generation and control circuit inbuilt gate driver circuit provided, single phase single pulse / sinusoidal pwm inverter using mosfet/igbt kittype : single phase pwm inverter trainer power device : mosfet / igbt based inverter circuit input supply : 12 24 v dc output voltage : 30 v rms ac output phase : single phase output frequency : 0 50 hz variable output power : 100 w single pulse pwm operation sinusoidal pwm (spwm) operation variable frequency control pwm generation and firing control circuit inbuilt gate driver circuit provided test points provided for waveform observation and analysis built-in resistive load provision, on / off control of lamp using solid state relay kittype : solid state relay (ssr) trainer kit control/input voltage : 12 v / 24 v dc or up to 30 v dc output load voltage : 230 v ac, single phase load control : on/off control of ac lamp load solid state relay based switching circuit opto-isolated input control built-in ac lamp load manual on/off switching arrangement led indication for input and output status, speed control of ac motor using vfd drive module with ac motortype : variable frequency drive (vfd) module input supply : 415 v ac, three phase, 50 hz output : three phase variable voltage and variable frequency ac output 1 hpthree phase squirrel cage induction motor415 v ac 50 hz &1440 rpm control technique : pwm / spwm based control frequency range : 0 50 hz variable digital display for frequency and operating parameters start / stop and forward / reverse control, acceleration and deceleration control facility powder coated ms control panel tabletop / floor mounted laboratory type setup clearly labelled circuit diagram and control switches proper insulated terminals and earthing arrangement, purchase - lab equipments for eee department electrical machines lab, three phase transformertype: three phase transformer, rating: 3 kva input voltage: 415 v ac, 3-phase, output voltage: 230 v ac, 3-phase frequency: 50 hz winding material: copper wound insulation class: class b or higher duty: continuous duty suitable for laboratory usebench/floor, dc stepper motor drive kit with stepper motorinput supply : 230 v ac, 50 hz stepper motor : permanent magnet / hybrid type with suitable driver circuits. motor operating voltage : 12 24 v dc variable speed control forward and reverse direction control full step and half step operation manual / automatic pulse generation facility built-in regulated dc power supply led indication for phase sequence and status test points provided for waveform observation start / stop control switches to be provided overload and short circuit protection to be provided mounted on compact powder coated cabinet with printed circuit diagram proper insulated terminals and interconnecting leads to be provided patch chords for interconnection., dc servo motor drive kit with servo motorinput supply : 230 v ac, 50 hz servo motor type : dc servo motor with feedback arrangement motor operating voltage : 12 24 v dc controller type : microcontroller based servo drive contr

CTN :44457739

07 Jul, 2026 NA

Delhi - Delhi

Tender For corrigendum : procurement of spares for mig-29 upg aircraft - mmic amp 0.1-6ghz tape& reel lead free, module ku, mpf-5 format conversion module, light, printed circuit board, printed cct board, card vu, mks-2 signal switching unit, mvps-4 video signal reception module, board, board, board, circuit card assembly lvp, helmet mounted display card, power unit 1-8, dc to dc convertor, secondary power supply(ipv-svs), dc to dc convertor, mtsp-18, dc to dc convertor, dc to dc convertor, dc to dc convertor

CTN :45492853

19 Jun, 2026 NA

Mumbai - Maharashtra

Tender For supply of switching impulse board , racks power supply board inco spares , servovalve amplifier , diving servocontrol , cpu board set , cpu board set front and rear servo , i o bus interface board , logic 2 3 board , analog input board current , voltage analogic inputs , 4 x channel rs485 module , logic output module , vme io interface board , serial link mother board , module c633 a ssu , logic input module , current analogic , voltage analogic , ventilation fan rack 19 , cpu board set for normal monitoring , esd kit electrostatic sensitive device kit , interface test equipment including laptop software , current test adapter for echosounder , drs1 simulator tool cs 55 , tool set of adaptor seb5900 , 1 wk12 dummy load tool cs 118 , dummy load for sonar beacon

CTN :45401585

07 Jul, 2026 NA

Kalol - Gujarat

Tender For development of emergency bypass switch of mpr - bypass switch of mpr>

CTN :45318504

15 Jun, 2026 14.65 Crore

Delhi - Delhi

Tender For corrigendum : tender for supply of tarang ate spares against sr 2025 26 sor 1029 - interface module power supply loom , spu lru loom 1 , du lru loom , difm lru loom , mass lru loom , rf lru loom 1 , ate self test loom , power supply module , spectrum analyser , blanking signal generator , interface module main assy , cable assy ccu , rf switching module mk ii , dome loom , spu lru loom 2 , bit loom , bnc to bnc cable adapter for oscilloscope , bnc loom 1 , 1553 cable bnc loom3 , cpu for ate mk ii , adapter n m smc f , oscilloscope , signal generator , bta mk 1a , personal computer , gpib cable w 19 w21 , rf cable assembly type 2 , rf cable assy type 3 , sma st plug-sma st plug shf 8 mr 5840 mm rf cable assembly type 1 , lru power supply loom , rfsm loom

CTN :45404144

09 Jun, 2026 NA

Palacode - Tamil Nadu

Tender For supply of equipment for electronics and communication engineering department - supply of equipment for electronics and cmmunication engineering department, 8051 micro controller kit :specification : operating voltage: +5 v dc. flash memory: 4 kb (at89c51) / 8 kb (at89s52). ram: 128 bytes internal ram. 16 2 alphanumeric lcd display. push buttons / tactile switches. dip switches for digital input. inbuilt adc interface: ldr, potentiometer. inbuilt dac interface. inbuilt stepper motor driver with stepper motor. inbuilt dc motor driver with dc motor. 1 4 led array, 1 4 keypad, 1 relay. 1 buzzer, 16 2 lcd display, 1 pwm driver. 1 hardware interrupt key, inbuilt rtc. inbuilt eeprom and uart module. 4 7-segment display. supports both assembly and c language programming. pc interfaceable., temperaturemeasurementkitspecification : sensors:rtd (pt-100), thermocouple (fe-k/j-type), and/orthermistor (ntc). display: 3 digit led/lcd digital display(typically 200 mv fsd). temperature source: portable water kettle orheater block. signal conditioning: on-board circuitry foramplification, linearization, and cold junctioncompensation. test points: multiple 2 mm / 4 mm banana socketsfor monitoring input/output signals. power supply: 230 v ac, 50 hz, single-phase. accessories: glass thermometer, 10 k ntcthermistor probe, k-type thermocouple probe,patch cords and user manual., ask modulationanddemodulation kit:specification : message signal1:8-bit variable data,amplitude 5v. message signal 2:debounced data, amplitude low (0) and high (5 v). message signal 3:fixed data 25 khz, 12.5 khz, 6.25 khz, 3.12 khz,amplitude 5 v. carrier signal: sine wave, frequency 200 khz,amplitude 5 v. modulator type: switching modulator using analogswitch / transistor switching ic. demodulator: envelope detector and lpf. comparator: lm311 based. supply voltage (board): +12 v, +5 v dc. supply current: 100 ma minimum. input voltage: 230 v ac, 50 hz. interface connectors: 2 mm banana socket., dth trainer kit:specification :power supply: 200 v to 240 v ac, 50 hz.dish antenna: 1.5 ft aluminium steerable dish antenna.lnb (low noise block down converter): input frequency: ku-band. output frequency: 950 mhz to 1450 mhz. conversion gain: 65 db. noise temperature: 35 k (max).set-top box receiver in trainer form: if frequency: 70 mhz. video bandwidth: 50 hz to 5 mhz. video output level: 1 vpp at 75 load. video polarity: normal/inverted, switch selectable. audio subcarrier frequency:tunable from 5.0 mhz to 8.0 mhz. remote control provided. hdmi cable: 10 m.controls: channel selection. volume control.fault simulation: five built-in simulated faults for troubleshootingexperiments. if signal disconnected. video output fault. audio mute fault. tuner misalignment. rf output interruption.pcb size: 15" 12" with multicolour section-wise blockdiagram.standard accessories: 1.5 ft dish antenna. lnb. trainer pcb. dish connecting wire. audio-video cable. user manual. acrylic cover. hardware materials for assembly of dish antenna.additional features: dth subscription connection withdoordarshanfree channels. free-to-air channel demonstration., fpga trainer kit:specification : must use industry-standard mid-range fpgadevice usb-jtag programmable, compatible withvivado ise (webpack). power supply: 5 v dc through usb or externaladapter. on-board peripherals: leds, switches, pushbuttons, 7-segment display,clock source, gpio /pmod expansion ports, uart, vga / hdmi, usbuartbridge, usb cable. user manual.

CTN :45386599

15 Jun, 2026 NA

Tuticorin - Tamil Nadu

Tender For purchase of lab equipments for eee dept - purchase of lab equipments for eee dept, single phase transformer.itemcode:b002 single phase transformer,rating: 1 kva, 50 hz, input: 230 v acoutput: 115 v ac,type: air-cooled, single-phase step-down transformer properly insulated input and output terminals brought out for safe operation)., acidity test kit itemcode:b005specifications:ethyl alcohol sodium carbonate solution universal indicator solution laboratory-grade test tubes droppers colour comparison chart for test result comparison chemicals supplied in labelled containers with safety instructions suitable for laboratory educational and testing applications, dc stepper motor drive kit with stepper motoritemcode:b010specifications:stepper motor : permanent magnet / hybrid type with suitable driver circuits. motor operating voltage : 12 24 v dc variable speed control forward and reverse direction control full step and half step operation manual / automatic pulse generation facility built-in regulated dc power supply led indication for phase sequence and status test points provided for waveform observation start / stop control switches to be provided overload and short circuit protection to be provided mounted on compact powder coated cabinet withprinted circuit diagram proper insulated terminals and interconnecting leads to be provided patch chords for interconnection, dc servo motor drive kit with servo motor itemcode:b011specifications:input supply : 230 v ac, 50 hz servo motor type : dc servo motor with feedback arrangement motor operating voltage : 12 24 v dc controller type : microcontroller based servo drive controller speed control : variable speed control to be provided position control : angular position control facility to be provided direction control : forward and reverse operation feedback device : encoder / potentiometer based feedback system built-in regulated dc power supply led indications for power and status test points to be provided for signal observation and analysis start / stop control switches provided overload and short circuit protection to be provided mounted on powder coated cabinet with printed circuit diagram proper insulated terminals and interconnecting leads to be provided, three phase resistive load itemcode:b013specifications:rating: 5.25 kw supply: 415 v ac, 3-phase, 50 hz total number of load steps: 6 main switch to be provided approximate dimensions: 18 18 22 inches (l b h) comprising special cement-insulated electrical load resistors mounted on powder-coated ms panel/enclosure individual on/off rotary switches for load selection mounted on rubber wheels/casters for portability suitable for laboratory load testing applications proper insulation, ventilation, and earthing arrangement to be provided, single phase single pulse / sinusoidal pwm inverter using mosfet/igbt kit itemcode:b028specifications:type : single phase pwm inverter trainer power device : mosfet / igbt based inverter circuit input supply : 12 24 v dc output voltage : 30 v rms ac output phase : single phase output frequency : 0 50 hz variable output power : 100 w single pulse pwm operation sinusoidal pwm (spwm) operation variable frequency control pwm generation and firing control circuit inbuilt gate drivercircuit provided test points provided for waveform observation and analysis built-in resistive load provision, on / off control of lamp using solid state relay kit itemcode:b029specifications:type : solid state relay (ssr) trainer kit control/input voltage : 12 v / 24 v dc or up to 30 v dc output load voltage : 230 v ac, single phase load control : on/off control of ac lamp load solid state relay based switching circuit opto-isolated input control built-in ac lamp load manual on/off switching arrangement led indication for input and output status, speed control of ac motor using vfd drive module with ac motor itemcode:b030specifications:type : variable frequency drive (vfd) module input supply : 415 v ac, three phase, 50 hz o

CTN :45343672

11 Jun, 2026 NA

Madurai - Tamil Nadu

Tender For purchase of electronics and communication engineering practices (equipment) - equipments for electronics and communication engineering practices:, 8051 micro controller kit operating voltage: +5 v dc. flash memory: 4 kb (at89c51) / 8 kb (at89s52). ram: 128 bytes internal ram. 16 2 alphanumeric lcd display. push buttons / tactile switches. dip switches for digital input. inbuilt adc interface: ldr, potentiometer. inbuilt dac interface. inbuilt stepper motor driver with stepper motor. inbuilt dc motor driver with dc motor. 1 4 led array, 1 4 keypad, 1 relay. 1 buzzer, 16 2 lcd display, 1 pwm driver. 1 hardware interrupt key, inbuilt rtc. inbuilt eeprom and uart module. 4 7-segment display. supports both assembly and c language programming. pc interfaceable., embedded trainer kit (using lpc2148) cpu -lpc2148, core -16/32 bit arm7tdmi-s speed -max 60 mhz, flash -512kb, ram (on-chip) 40kb, 46 general purpose i/opins, usb2.0 one 10bit a/d converterwith 14 analog inputs, one 10bit d/a converter, six pwm &watchdog two uarts (16c550), two i2c (400kb/s), two spi eight bit digital output, eight bit digital input,16x2 characters lcd and 4x4 matrixkeypad one potentiometer for giving analog input, relay & buzzer interface i2c devices: rtc, eeprom and seven segment display, on board stepper motordriver lm35 temperature sensor, one rs 232 lines are terminated at 9 pin d type connector and usb interface board has inbuilt power supply and mounted in sturdy cabinet accessories usb cable with utility software to download programs from pc to target board power cord, user manual, ask modulation and demodulation kit message signal1:8-bit variable data,amplitude 5v. message signal 2:debounced data, amplitude low (0) and high (5 v). message signal 3:fixed data 25 khz, 12.5 khz, 6.25 khz, 3.12 khz, amplitude 5 v. carrier signal: sine wave, frequency 200 khz, amplitude 5 v. modulator type: switching modulator using analog switch / transistor switching ic. demodulator: envelope detector and lpf. comparator: lm311 based. supply voltage (board): +12 v, +5 v dc. supply current: 100 ma minimum. input voltage: 230 v ac, 50 hz. interface connectors: 2 mm banana socket., dth trainer kitpower supply: 200 v to 240 v ac, 50 hz.dish antenna: 1.5 ft aluminium steerable dish antenna.lnb (low noise block down converter):input frequency: ku-band. output frequency: 950 mhz to 1450 mhz. conversion gain: 65 db. noise temperature: 35 k (max).set-top box receiver in trainer form: if frequency: 70 mhz. video bandwidth: 50 hz to 5 mhz. video output level: 1 vpp at 75 load. video polarity: normal/inverted, switch selectable. audio subcarrier frequency: tunable from 5.0 mhz to 8.0 mhz. remote control provided. hdmi cable: 10 m.controls: channel selection. volume control.fault simulation: five built-in simulated faults for troubleshooting experiments. if signal disconnected. video output fault. audio mute fault. tuner misalignment. rf output interruption.pcb size: 15" 12" with multicolour section-wise block diagram.standard accessories: 1.5 ft dish antenna. lnb. trainer pcb. dish connecting wire. audio-video cable. user manual. acrylic cover. hardware materials for assembly of dish antenna.additional features: dth subscription connection with doordarshanfree channels. free-to-air channel demonstration.

CTN :45309317

16 Jun, 2026 10.39 Lacs

Murshidabad - West Bengal

Tender For procurement for miscellaneous electrical items under emoph department, sgtpp - sgtpp, time switch,fm/1,type:qrtuzh supply: 240v ac,50/60hz,contact rating:16a/250v ac,cat no.: j648b1,gic,marketed by l&t ( analog /digital time switch voltage-240 vac with flush & din rail mounting type arrangement make-havels/eaton/abb/c&s/bch/gic ), mcb,4p,63a,415v ac,type:c,10ka # ( make-havels/eaton/abb/c&s/bch ), mcb,4 pole c32 415vac # ( c curve,10ka make-havels/eaton/abb/c&s/bch ), mcb 3 pole 20a 415v ac 10ka # top hat rail mounted ( c curve make-havels/eaton/abb/c&s/bch ), rccb,type- 5sm36460rc siemens rccb. 240/415 v ac, 4-pole, rated s504 current 63a, rated residual current 300ma. ( make-havels/eaton/abb/c&s/bch ), pvc board 4 inch x 6 inch ( colour-white make- pritam or any reputed vendor ), pvc board 4 inchx4 inch # ( colour-white make- pritam or any reputed vendor ), pvc casing,3/4" # ( colour-white make- pritam or any reputed vendor ), c-channel,slotted,1m long,mat: steel # slotted c channel 1m long material: steel with electrolytic zinc plating ( reputed make ), led light, 12 w, b22 cap b22 12-watt led bulb (cool day light) ( lumen flux-1260 frequency-50hz rating -3 star pf>0.9 current-0.055a make- magik/havells/philips/bajaj ), o/l relay for mn 5,range:45-75a,l o/l relay for mn 5,range:45-75a,cat-ss94137oojo,make-l ( make-l&t ), switch-1 way, current: 6a ppec code: 14121,model-penta cherry ( ip-20,240v ac isi approved colour-white make-anchor/pritam/havells ), plug socket,6a,240v,5 pin anchor ( make-anchor/pritam/havells ), plug top,3 pin,6a,240v anchor ( colour-white shock proof material-polycarbonate make-anchor/pritam/havells ), 20 amp,240v piano switch 1 pole ( material-polycarbonate electrical grade shock proof make-anchor/pritam/havells ), plug top,16a,240v,3 pin anchor make: anchor ( colour-white isi approved polycarbonate body shock proof make-anchor/pritam/havells ), combined starter plug unit for ac ( make: crabtree 25 a power unit athena(4 module plate with surface mounting box with 25 a starter, 25 a socket, 25 a plug) make-anchor/pritam/havells/crabtree ), ceilling fan,white,wwhe.1200mm,isi mark # crompton greaves complete with all accessories without regulator,double ball bearing without regulator ( make-havells/crompton/orient ), silica gel (indicating type) size-4-6mm # is-3401/1992,type colour changing,bulk density 650 kg/m3, plug socket,15a,250v,3 pin anchor composit flash piano key type switch socket unit,4 fixing holes ( colour-white isi approved polycarbonate body shock proof make-anchor/pritam/havells ), main switch,415v,3 ph,200a,tpn # ( product type mains switch / isolator switch current rating 200 amp voltage rating 415v ac phase three phase poles 4 pole (tpn) switching type manual material heavy-duty insulated body mounting type panel mount terminal type bolt-type heavy terminals heat resistance high safety power isolation / overload protection application industrial, commercial, panels, dbs maintenance low make-havells/anchor/flora ), main switch 415v three phase 63a tpn ( product type mains switch / isolator switch current rating 63 amp voltage rating 415v ac phase three phase poles 4 pole (tpn) switching type manual material heavy-duty insulated body mounting type panel mount terminal type bolt-type heavy terminals heat resistance high safety power isolation / overload protection application industrial, commercial, panels, dbs maintenance low make-havells/anchor/flora ), main switch 415v 32a tpn ( product type mains switch / isolator switch current rating 32 amp voltage rating 415v ac phase three phase poles 4 pole (tpn) switching type manual material heavy-duty insulated body mounting type panel mount terminal type bolt-type heavy terminals heat resistance high safety power isolation / overload protection application industrial, commercial, panels, dbs maintenance low make-havells/anchor/flora ), main switch,ictpn,100a,415/500v ( product type mains switch / isolator swit

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Central Government/Public Sector