Latest rotary switch box Tenders | Government rotary switch box Tenders

Central Government/Public Sector

CTN :45494469

18 Jun, 2026 NA

Mumbai - Maharashtra

Tender For supply of rotary switch 63 amps, 4 position, 3 pole, 3 phase, 440v switching two way no-off, universal mounting for ac switching ac 23 duty, square type, having fire retardant property with ul 94 grade v0 conforming to is : 13947 (part i & iii)/1993 with operating knob, face plate shall be inscribed as normal/emergency. as per l&t salzer make cat. no.61039sib02tdyr kaycee/switchon make [ warranty period: 30 months after the date of delivery ] ]

Central Government/Public Sector

CTN :45473561

22 Jun, 2026 NA

Coimbatore - Tamil Nadu

Tender For supply of switching disconnecting fuse (sdf) 2 pole 315a, 415v insulation suitable for 690v with 315a 415 v breaking capacity minimum 100ka rating fuse and metallic cover.as per rdso modification sheet no. rdso/pe/ms/ac/0086-2022 (rev.0). item contains the following material -one number switch disconnector & two number fuse and approx. maximum size- (l=450mm,w-350mm,&h=300mm) make- l&t{part no-ck9!0070009(switch disconnector &fuse with encloser), sf94234(fuse)}, siemens{part no-3kx8345-4ac(encloser),3kl8331-2ua00(switch disconnector &fuse with encloser),3na33520rc(fuse)}, abb & schneider. bidder should provide oem authorization or dealership certificate or proof of purchase from oem or oem authorized vendor along with supply. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]

Central Government/Public Sector

CTN :45487164

30 Jun, 2026 NA

Ajmer - Rajasthan

Tender For supply of hrc fuse link 6 amp, breaking capacity 80 ka, offset bolted type, closed slot type, model no. 3nw tia6 of siemens or equivalent of bussman/c&s/l&t make and conforming to is: 13703 part 2 / iec 60269-2 (latest) and icf drawing no. gs 6-7-2-602 (alteration-l). suitable for use in rotary switch box of non-ac coaches. approved makes: siemens, bussman / c&s/ l&t. [ warranty period: 30 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted:max 8 lacs ] ]

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

Central Government/Public Sector

CTN :45473713

01 Jul, 2026 NA

Bikaner - Rajasthan

Tender For annual rate contract welding machine :input supply-3 phase,415 v(+12/-20)% , switching device-igbt-primary switched full bridge maximum continuous welding current at 60% duty cycle 300(amp @ duty cycle)(fan required). annual rate contract force- adjustable from front panel. display of voltage & current-digital display. [ warranty period: 30 months after the date of delivery ] ]

CTN :45473271

29 Jun, 2026 NA

Jamalpur - Bihar

Tender For supply of change over valve 371 034 002 0 to drg. no. 3wdh 140cr-9.2.5255.0027-3 /switching valve, make- aventics [ warranty period: 30 months after the date of delivery ] ]

CTN :45460541

17 Jun, 2026 72

Multi City - Karnataka

Tender For invitation quotation for data rates of electrical items. - releasing and refixing of 30 mtr polygon highmast pole includes mechanical accessories and lighting arrestor,labour charges, hiring of crane and transportation charges. (excluding foundation work), releasing and refixing of 12/16/20 mtr polygon highmast pole includes mechanical accessories and lighting arrestor,labour charges, hiring of crane and transportation charges. (excluding foundation work), releasing and refixing of tubular/ octagonal/conical poles of height 5 mtr to 10 mtr height. including labour, crane and transportation charges. (excluding foundation work), amc chagres for 180 to 200 kva dg set including a. draining of lubricating oil sump, clean sump, strainer, and filter gauge. b. renewal of lubricating oil filter element. c. refilling the sump with new oil and prime the lubricating oil system.d. check and adjust fan belt tension. e. checking and adjustment of tappet clearance. f. checking and tightening engine breather cap screws. and all materials included, amc chagres for 125 to 160 kva dg set including a. draining of lubricating oil sump, clean sump, strainer, and filter gauge. b. renewal of lubricating oil filter element. c. refilling the sump with new oil and prime the lubricating oil system.d. check and adjust fan belt tension. e. checking and adjustment of tappet clearance. f. checking and tightening engine breather cap screws. and all materials inclueded, amc chagres for 63 to 100 kva dg set including a. draining of lubricating oil sump, clean sump, strainer, and filter gauge. b. renewal of lubricating oil filter element. c. refilling the sump with new oil and prime the lubricating oil system.d. check and adjust fan belt tension. e. checking and adjustment of tappet clearance. and other all material included, hire charges for servicing & maintaining of 3 ton cassette type air conditioner includes fillling of gas, checking of electrical wiring connection for tightness. straighten up to normal position coil fins using comp. inspect compressor motors for proper operation. lubricate shafts bearing and motors.inspect fan for bent blade and correct as necessary, hire charges for servicing maintaining of 2 ton split type air conditioner includes fillling of gas, checking of electrical wiring connection for tightness. straighten up to normal position coil fins using comp. inspect compressor motors for proper operation. lubricate shafts bearing and motors. inspect fan for bent blade and correct as necessary, servicing & maintaining of 10 kva ups system with battery for the period of 1 year includes (i) inspection, diagnosis, component replacement, testing and validation of functional ups units., servicing & maintaining of 5 kva ups system with battery for the period of 1 year includes (i) inspection, diagnosis, component replacement, testing and validation of functional ups units., servicing & maintaining of 3 kva ups system with battery for the period of 1 year includes (i) inspection, diagnosis, component replacement, testing and validation of functional ups units, remote control and monitoring of individual streetlight using lora communication technology a lora-based street lighting system utilizes lora (long range) communication technology to create a low-power, wide-area network (lpwan) for the remote control and monitoring of streetlights. each streetlight node is equipped with a microcontroller, a lora transceiver, and sensors such as ldrs or pir for ambient light detection and motion sensing., supply and installation of electronic timer for streetlights consisting of microcontroller based electronic timer with rtc, 2x16 lcd wit back light, 5 tactile keys, supplying and installation of intelligent three phase centralised control and monitoring system for street lights, the ccms unit should be capable of switching on & off the lights of a particular switching or networked switching points from central control system automatically

CTN :45429142

19 Jun, 2026 NA

Nagpur - Maharashtra

Tender For 1st call:- tender for the providing and fixing of sheet moulding compound trench cover chequered plate at 400kv control room, plcc room, acdb/dcdb room ,400kv bcr rooms, metering room, electrical room at 400kv switching substation, under 400kv rs o&m division-ii , chandrapur

CTN :45430786

18 Jun, 2026 NA

Ariyalur - Tamil Nadu

Tender For supply of electronics andcommunication engineering lab materials - electronics and communication engineering lab materials, dso (digital storage oscilloscope)bandwidth: 50 - 100 mhz.sampling rate: 1gs/s.channels: 2 (minimum)power supply: 100v 240v ac, 50-60 hzautomatic measurement: vpp, vavg,rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc.,horizontal scale: 5 ns/div 100 ns/div or equivalentvertical resolution: 8 bits (2 channels simultaneously)vertical sensitivity: 1 mv/div 10 v/div (at input)waveform math: +, -, x , , invert, fft etc.,waveform storage: 16 waveforms or equivalentcommunication interface: usb host, usb interface.7-inch color display or equivalentbasic trigger functions, digital ic trainer kit with breadboard5v dc, 1a regulated power supply 12v dc / 15v, 200 ma regulated power supplysolderless breadboard to accommodate 8 16-pin icszif (zero insertion force) ic socketssupports ttl and cmos icslogic io leds for output monitoring8 buffered led outputs8 debounced switch inputsttl clock: 1 mhzvariable clock generator: 0.5 hz to 50 hzsingle pulse output: 100 ms (buffered, positive and negative outputs)one seven-segment display with 4 bcd inputsbuilt-in logic probesbuilt-in logic switchesexperiments on basic logic gates, flip-flops, counters, and multiplexers, eliminator transformer (stepdown)input - 220v - 240v ac, 50 hz, output-2v to 12v dc, 0-2 a ripple: 5mv, decade resistance boxrange: 1 to 10 m , steps: 1-10-100-1k-10k, accuracy 1%, suitable for filter and oscillator experiments, decade inductance boxrange: 1 h to 10 h, rotary switch selection, low loss inductors, accuracy 1%, , suitable for filter and oscillator experiments, 8051 micro controller kitoperating voltage: +5v dc4 kb flash (at89c51) / 8 kb flash (at89s52)ram: 128 bytes internal ram16 2 alphanumeric lcdpush buttons / tactile switchesdip switches for digital inputinbuilt adc interface : ldr,potinbuilt dac interfaceinbuilt stepper motor driver with stepper motorinbuilt dc motor driver with dc motor1x4 led array, 1 x4 keypad, 1x relay1x buzzer, 16x2 lcd display, 1x pwm driver1x hardware interrupt key, inbuilt rtcinbuilt eeprom, inbuilt uart module4x7 segment display, both assembly and c language programmable, pc interfaceable., single phase induction motorsingle phase induction motor, 230v ac, 50hz supply.power rating 1 hp (0.75 kw).speed 1440 rpm.capacitor start/run type suitable for lab useloading setup portable ammeter and digital tactometer contact type, auto transformerinput - single-phase, 230v/240v, 50 hz, 4a, ac output - 0 to 270vac, class "h" or class f insulation., temperature measurement kitsensors: rtd (pt-100), thermocouple (fe-k/j-type), and/or thermistor (ntc).display: 3 digit led/lcd digital display (typically 200mv fsd).temperature source: portable water kettle or heater block.signal conditioning: on-board circuitry for amplification, linearization, and cold junction compensation. test points: multiple 2mm/4mm banana sockets for monitoring input/output signals.power supply: 230v ac, 50hz, single-phase.accessories: includes a glass thermometer, ntc thermistor probe 10k, k-type thermocouple probe, patch cords, and instruction manual., ask modulation and demodulation kitmessage signal 1 : 8 bit variable data, amplitude 5vmessage signal 2 : debounce data, amplitude low (0) & high (5v)message signal 3 :fixed data 25k, 12.5k, 6.25k, 3.12k, amplitude 5vcarrier signal : sine wave frequency 200 khz, amplitude 5vmodulator type : switching icdemodulator : envelope detector & lpfcomparator : lm 311 basedsupply voltage (board) : +12v, +5v / dcsupply current : 100 ma (minimum)input voltage : 230 v/ 50 hz acinterface connectors : 2mm banana socket, dth trainer kitpower supply 200v to 240v ac, 50hz,dish antenna 1.5 aluminum steerable, lnb low noise block down converterinput frequency ku band.output frequency 950 to 1450 mhz.conversion gain 65 db.noise temp 35 degree k max.set top box receiver in traine