Latest tri square Tenders | Government tri square Tenders

corporations/Associations/Others

CTN :45671737

01 Jul, 2026 NA

Pune - Maharashtra

Tender For submission of a rate schedule for machinery and equipment to prepare an estimate for installing rainwater harvesting systems in stormwater lines and low lying areas along main and internal roads within the municipal corporation limits. - item name, providing and constructing recharge pit of 2.0m deep and 1.0m dia of precast rcc rings with 6.5 dia. x 25m deep bore well at the floor of recharge pit including providing and supplying one complete ai-enabled single integrated modular smart groundwater recharge unit with recharge-volume measurement, real-time clog monitoring, recharge-water quality monitoring, soil quality / site suitability assessment, iot communication, ai dashboard and gis monitoring platform, suitable for urban rainwater and storm water groundwater recharge applications. the supplied unit shall be a single integrated smart recharge unit and shall not be a combination of disconnected or separately assembled devices. all field-level hardware, sensors, filtration arrangement, sedimentation section, recharge-volume measurement system, real-time clog monitoring system, recharge-water quality monitoring system, iot controller, communication module, qr/gis asset identification and data communication components shall be integrated within the supplied smart recharge unit and shall operate as one complete system. the ai dashboard, gis monitoring platform, cloud hosting, sim/data communication and software support shall be digitally integrated with the supplied unit for live monitoring, alerts, analytics and reporting. internal components shall not be treated as separate payable items. the main body / modular assembly of the unit shall be made primarily from hdpe/frp / upvc or equivalent corrosion free material and shall be suitable for long-term contact with rainwater / storm water, groundwater recharge applications and repeated cleaning. the unit shall be corrosion-resistant, water-resistant, durable and easy to maintain. the unit shall be modular, removable, reusable and serviceable. the design of the unit shall enable cleaning, sediment removal, filter inspection, filter-media replacement, sensor inspection and refitting without damaging the surrounding civil structure, chamber or recharge arrangement. the unit shall have a minimum external diameter of 750 mm and minimum overall height of 2000 mm with frp cover of suitable size having 40 mt capacity. the unit shall have sufficient internal space for filtration arrangement, sediment holding, recharge-volume measurement, real-time clog monitoring, water-quality monitoring, iot components, sensor housing, cleaning access and maintenance. the unit shall include multistage filtration, debris arrest arrangement, first-flush / bypass provision, sedimentation and silt-management section, recharge-volume measurement system, recharge-rate monitoring, real-time clog monitoring, recharge-water quality monitoring after filtration and before recharge, soil quality / site suitability assessment module, iot-based data communication, qr, gis asset identification, ai-enabled web dashboard, gis monitoring platform. the unit shall be capable of measuring, recording and reporting actual recharge volume, recharge-rate trend, sedimentation status, clogging condition, recharge-water quality parameters, soil / site suitability parameters, unit health, sensor health, battery status, communication status and maintenance status on a web-based dashboard. the item shall be treated as one complete integrated smart unit. internal components such as hdpe/ frp modular body, filtration arrangement, sedimentation section, measurement systems, sensors, iot controller, communication module, ai dashboard, gis platform, cloud hosting and sim/data support shall not be measured or paid separately. the unit shall have authentication from any govt. institute like c.o.e.p./cw&prs/gsda etc. the unit shall be supplied with five years warranty against manufacturing defects, material defects and functional failur

CTN :45709274

10 Jul, 2026 NA

Thrissur - Kerala

Tender For supply, installation, testing and commissioning of hydrological, soil moisture and water flow monitoring instruments - woltman type water meter, tensiometer, soil moisture sensor, redox potential sensor, ultrasonic water level, sensor - radar based, ultrasonic flow velocity, sensor - radar based, infiltrometer, supply and installation of parshall flume (6") , discharge measurement 0.1 to 8.7 i/s, supply and installation of parshall flume (12") , discharge measurement 0.9 to 49 i/s, automation of water level recording system in parshall flume.

CTN :45692458

15 Jul, 2026 75.91 Lacs

Panaji - Goa

Tender For supply of machinery and equipment - uv-vis spectrophotometer spectrophotometer should be of true double beam optics system. sample compartment should have dedicated one reference cell holder and one sample cell holder. system should be czerny-turner monochromator with lo-ray-ligh grade blazed holographic grating or equivalent. system should have a light source of 20-w halogen lamp and deuterium lamp. automatic switch over of light source to be possible and auto position adjustment. system should have a fixed spectral bandwidth of 1nm. system should have facility to use as stand-alone keyboard-display and with pc-controlled software. wavelength range should be from 190 nm to 1100 nm and wavelength accuracy should be 0.1 nm at d2 656.1 nm & 0.3 nm for entire range. stray light: less than 0.02% at 220 nm (nai)less than 0.02% at 340 nm (nano2) less than 0.5% at 198 nm (kcl) photometric range:absorbance: -4 to 4 abs transmittance: 0% to 400% system should have photometric accuracy : 0.002 abs at 0.5 abs 0.004 abs at 1.0 abs 0.006 abs at 2.0 abs(measured using nist930d/nist1930 or equivalent) system should have a baseline flatness: less than 0.0006 abs (1,100 to 190 nm, one hour after light source turned on) system should have a noise level: less than 0.00005 abs (700 nm). detector should be silicon photodiode only. system should have a usb drive port to connect the printers or external drives. system should compulsorily have bio-method mode of measurement for determining dna and protein concentrations. quantitates dna or protein using the absorbance at 260/230nm. system should be capable of identification of organic compounds, chemical reaction tracking and enzyme reaction measurement. pc with relevant hardware including monitor keyboard, mouse., fuming hoods the proposed floor-mounted aerodynamic fume hood (1800 1000 2350 mm) is designed for safe handling of hazardous fumes, ensuring high performance, durability, and compliance with international standards. the system should be a robust, corrosion-resistant, and safety-compliant solution with efficient airflow management, user-friendly maintenance features, and adherence to international laboratory safety standards ideal for advanced research and chemical handling applications.1) design & compliance aerodynamic structure with automatic bypass airflow system. conforms to ashrae 110:2016 / en 14175 standards, including tracer gas containment test. certified ashrae compliance required 2) construction & materials made of powder-coated galvanized iron (gi, 120 gsm, is 277 compliant) sheet thickness: 1 mm (1.2 mm for structural supports) heavy-duty base frame: 60 40 2 mm phenolic resin (6 mm) inner liner: chemical-resistant, smooth, easy to clean ss 304 worktop with 15 mm raised edges for spill containment ss 304 aerodynamic airfoil with anti- corrosive coating 3) dimensions & workspace usable workspace: 1500 mm (w) 850 mm (d) 1180 mm (h) clear viewing height: 1100 mm modular base cabinets with maintenance access 4) coating & finish 8-stage chemical pre-treatment epoxy polyester / polyurethane coating (70 80 microns) corrosion resistance validated by 1000-hour salt spray test 5) functional features vertical sliding toughened glass sash (4 5 mm), counterbalanced openable front top panel for easy maintenance aerodynamic baffle system for efficient fume removal (light to heavy fumes) flow control damper for airflow regulation 6) utilities & safety integrated gas, water, and electrical fittings in corner posts remotely operated, color-coded service valves safety partition between utilities no cable entry below sash (enhanced safety design) electrical fittings: norysis /legrand (230v, 5/16a, 50 hz) 7) accessories pp cup sink with water tap and drainage led lighting with protective enclosure adjustable leveling screws ( 10 mm) storage base cabinets with shelves and self-closing shutters 8) centrifugal blower specifications remote, silent ms + frp blower with chemical-r

State Government

CTN :45695279

10 Jul, 2026 29.42 Lacs

Bellary - Karnataka

Tender For overhauling of coal and oil firing equipments wall deslaggers for unit1 500mw boiler of btps-- drill bits upto 10 mm , diesel, , rustolin, , welding gloves, , bulbs for hand lamp 250v, 100w/60w, , bulbs for hand lamp 24v, 100w/60w, , bulbs for flood light 250v, 500w, , bulb holder, anchor make for hand lamps, , adhesives, , chalk piece box, , soap powder 1/2 kg packet, , insulation 3/4", , asbestos hand gloves, , rubber gloves, , cotton waste, , cora cloth, , hose clamps suitable for 10mm cutting hoses, , plain glass 105 x 80mm, , dark glass, 11din, 105 x 80mm (german)athermal, , wire brush 5 rows, esab make, , spark lighter, , nozzle cleaner, , cylinder keys, , champion teflon tape 1/2", , champion teflon tape 3/4", , emery sheets fine/rough/medium, , alluminium cable lugs 120 sq mm, , cut off wheels for ag4/ag5/ag7, , grinding wheels for ag4/ag5/ag7, , gasket shellac 50 ml bottles, , taps, m16 size, , hss hacksaw blades 1/2" x 12" τρι, , hold tight sealant, , ring spanners 6mm to 32mm 12 pcs, , de spanners 6mm to 32mm 12 pcs, , adjustable spanner 150 мм, , adjustable spanner 200 mm, , hammers (ball peen), , hammers (mallett), , hammer 4 pound, , crowbar / tony bars, , feeler gauge 100mm size, , d-shackel 0.5 t / 1 t, , steel measuring tape 3m, 5m, 15m, , tri-square 6" and 12", , pipe wrench 350мм, , pipe wrench 250мм, , 6" folding combination, , center punch, , screw drivers 8", 10", 18", , cutting plier, , nose plier, , hand torch (4 cell), , file - flat, triangular, round, half round of smooth and rough of 6" and 12", , flat chisel, , taps of different sizes upto 24 mm, , protractor for measuring angles, , hacksaw frame heavy duty, , c clamps (2" το 8" size), , steel scale 300mm, , steel scale 1000 mm, , spirit level, , hole punches upto 24mm size, , pneumatic torque wrenches (1/2" το 1"), , plasma cutting machine for ss plates along with consumables, , welding machines, , inclometer, , electric hammer

CTN :45657247

03 Jul, 2026 NA

Jammu - Jammu And Kashmir

Tender For supply of portable welding machine m200 ibell , hand gloves ashlyn leather , electrode holder cable wire for welding machine , hand grinder bosch gws 600 , drill bit set bosch , ingco asg 4041 spray gun painting , inditrust steel block carpenter plane 7 inch red , bk jagan co carpenter tools combo tri square

CTN :45633855

06 Jul, 2026 NA

Chennai - Tamil Nadu

Tender For purchase of electronics equipments for eee department - purchase of electronics equipments for eee department , "signal generatorfrequency range: 0.1 hz to 5 mhz. display: 4 to 6 digit led display output waveforms: sine, triangle, square, ± pulse, ± ramp. amplitude: 0 – 20 vp-p. rise time: < 100 ns. distortion: <1% (within acceptable range of frequencies). power supply: ac 220 v ±10%, 50-60 hz output amplifier protection: protected against short circuit and ±15v overload dc offset: 0 to ±10 v adjustable attenuation: 0 to –60 db" , "dso (digital storage oscilloscope) bandwidth: 50 - 100 mhz. sampling rate: 1gs/s. channels: 2 (minimum) power supply: 100v–240v ac, 50-60 hz automatic measurement: vpp, vavg, rms, frequency, period, vmax, vmin, rise time, fall time, + width, - width, +duty, - duty etc., horizontal scale: 5 ns/div – 50 s/div or equivalent vertical 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 equivalent communication interface: usb host, usb interface. 7-inch color display or equivalentinput impedance - 1 mω ±2%, // 20 pf 2 × passive probes (1x/10x)"

CTN :45592303

01 Jul, 2026 NA

Madurai - Tamil Nadu

Tender For purchase of ece practical equipments - equipments for ece practices:, single output regulated dc variable power supply input voltage: 230v / 50hz ac. output voltage: (0 30) v dc. output current: (0 2) a dc. protection circuit: over voltage, over current, and short-circuit protection. high efficiency: greater than 85%. low ripple and noise: less than 50 mv. digital display., dual output regulated dc variable power supply input voltage: 230v/50 hz ac. output voltage: (0 30) v dc. output current: (0 2) a dc. protection circuit: over voltage, over current, and short-circuit protection. high efficiency: greater than 85%. low ripple and noise: less than 50 mv. digital display, function generator frequency range: 0.1 hz to 5 mhz. display: 4 to 6 digit led display. output waveforms: sine, triangle, square, pulse, ramp. amplitude: 0 20 vpp. rise time: 100 ns. distortion: 1% within specified frequency range. power supply: 230 v ac 10%, 50 60 hz. output amplifier protection: short-circuit and 15 v overload protection. dc offset: 0 to 10 v adjustable. attenuation: 0 to 60 db., dso (digital storage oscilloscope) bandwidth: 50 100 mhz. sampling rate: 1 gs/s. channels: 2 (minimum). power supply: 100 240 v ac, 50 60 hz. automatic measurements: vpp, vavg, vrms, frequency, period, vmax, vmin, rise time, fall time, +width, width, +duty, duty, etc. horizontal scale: 5 ns/div 50 s/div or equivalent. vertical resolution: 8 bits (2 channelssimultaneously). vertical sensitivity: 1 mv/div 10 v/div (at input). waveform math: +, , , , invert, fft, etc. waveform storage: 16 waveforms or equivalent. communication interface: usb host and usb interface. display: 7-inch color display or equivalent. input impedance: 1 m 2% || 20 pf. accessories: 2 passive probes (1x/10x)., digital ic trainer kit with breadboard +5 v dc, 1 a regulated power supply. 12 v dc/ 15 v dc, 200 ma regulated power supply. solderless breadboardwith minimum 840 tie-points,power distribution buses. zif (zero insertion force) ic socketsto accommodate 8 or 16 pinics. logic input and output leds for output monitoring. 16 buffered led outputs. 16 debounced switch inputs. variable clock generator: 0.5 hz to 50 hz. single pulse output: 100 ms (buffered, positive and negative outputs). one seven-segment display with 4 bcd inputs. built-in logic switches. manual clock: debounced push-button (one pulse per press)., fpga trainer kit must use industry-standard mid-range fpga device usb-jtag programmable, compatible with vivado ise (webpack). power supply: 5 v dc through usb or external adapter. on-board peripherals: leds, switches, push buttons, 7-segment display,clock source, gpio / pmod expansion ports, uart, vga / hdmi, usbuart bridge, usb cable. user manual.

State Government

CTN :45586202

03 Jul, 2026 NA

Midnapore - West Bengal

Tender For supply of office stationary items to the office of haldia municipality for a period of one year.- attendance register no.-4 (make- eagle/ equivalent), register no.-2 (make- eagle/ equivalent), register no.-4 (make- eagle/ equivalent), register no.-6 (make- eagle/ equivalent), register no.-8 (make- eagle/ equivalent), register no.-10 (make- eagle/ equivalent), register no.-12 (make- eagle/ equivalent), register no.-14 (make- eagle/ equivalent), register no.-16 (make- eagle/ equivalent), register no.-18 (make- eagle/ equivalent), register no-20 (make- eagle/ equivalent), register no.-24 (make- eagle/ equivalent), measurement book (big) (make- eagle), notesheet (100 pages book) (as per sample), spiral note book (make- jayshree), level book (make- eagle), stationery (xerox paper), a4 - xerox paper (make- jk red, 80 gsm or equivalent), a3 - xerox paper (make- jk 75 gsm), legal-xerox paper (make- jk 75 gsm), stationery (file folder), board file (as per sample. board two folder file with flap.), spring file (make- cobra, good quality), box file (plastic corrugated file), cover file (plastic quoted), clip board wooden (good quality), eartch file (make- ambassador), clip file (my clear bag good quality), chanaal file (good quality), bottom file (as per sample), stationery (carbon paper), carbon paper, stationery (pen, pencil, erezer & scale), erazer (good quality), cd marker pen (good quality), pen stand big (good quality), dot pen (duel system) (good quality), pen (luxor highlighter) , pencil (good quality), bold parmanent marker pen (good quality), addjel pen, signature pen (pental energel bl417, 0.7 mm ball pen), dot pen (linc glycer), dot pen pen stand ,pen with stand (good quality), scale-18'' (stainless steel good quality), scale-12'' (stainless steel good quality), sketch pen (camlin), pencil cutter (good quality), erez-ex pen (correction pen) (faber castell), pen (use & throw) (good quality), stationery (gum), dendrite- 20 ml, gum paste fevi gum (office mate 100 ml), gum stick (fevi stick) (glue gum 25 grm), stationery (envelop), envelop (big) (cloth pasted big size), envelop (small) (brown envelop 10" x 5"), envelop (medium) (cloth envelope), office kham /envelop (window envelope with print as per sample), stationery (ink), ink of stamp pad (good quality 700 ml), adjel reffile , ordinary reffile (dot pen duel system), reffile (linc glycer), reffile- (pental energel bl417, 0.7 mm ball pen), stationery (pin & clip), james clip(plastic quoted) (plastic coated gripex), pin cushion (good quality), stepler pin (small) no - 10 (kangaro), alpin (bell / kings), binders clip (good quality- as per sample), stationery (others), calculator (casio big dj-120d plus, 12digits), colin (500 ml), cup & plate (borocil / lao pala), duster (thick 24” x 24” good quality), gurder (plastic) (2”packet of 100 gm), search light torch (havells beemer 50,5-watt led), paper weight (good quality- as per sample), stamp pad (faber castle 11cm ×6.9cm), soap (lifebuoy) (125gm yellow and red), stepler big (24 x 6) (hp-45, kangaroo), stepler (small) (no-10, kangaroo), cello tape - 2", stepler pin big(24 x 6) (24 x 6 kangaroo), spray & freshner big (godrej), towel bombay deying - tulip (60 x 180), tag- 9”, 100 pcs bundle, table cloth- (for ofice table) (good quality), water sponge / sponge cup (good quality), water jug (2 ltr. plastic good quality), wall clock big (wall hanging big ajanta clock ), double punching machine (kangaroo dp-600), calculator (science) (scientific casio), hand wash ( liquid) (lifebuoy / detol) 200 ml bottle, hit spray (400 ml black), hit spray (400 ml red), vim liquid- 500 ml, dettol 500 ml , umbrella (kc paul/ mahandra dutta big good quality), good knight machine with refile (good night), carbolic acid (100 ml bottle), scissor big (kangaroo munix), good knight refil, knife big (good quality), charger torch light 12" (branded,100 watt laser led), flap sticker, single punching machine big (kangaro), stationery (battery),

CTN :45596863

02 Jul, 2026 NA

Raisen - Madhya Pradesh

Tender For providing of system integration service to implement iot sensor-based measurement and monitoring of rural water supply systems - display unit for village level dashboard; cellular technology (2g/3g/4g); hybrid model

Central Government/Public Sector

CTN :45587283

08 Jul, 2026 1.00 Lacs

East Godavari - Andhra Pradesh

Tender For supply of study table lamp , electronic siren , electric fan motor , emergency warning light , laser pointer light , smart luggage guard , fire alert system , smart tissue dispenser , automatic light , brightness controller , light sensitive alarm , and gate concept , or gate concept , security alarm , room occupancy indicator , scarecrow motor , electronic fencing , house doorbell , pocket torch light , automatic garden light , led blinking , buzzer beeping , led plus buzzer alert , traffic light system , smart parking system , rgb color mixing , toll gate system , temperature and humidity display , obstacle detector , smart weather station , smart irrigation system , clap controlled fan , dark room alarm , ldr-based night light , ir object detection alarm , smart pedestrian traffic light system , digital dice , flame alert display , smart rain detection system , height measurement machine , water level alert system , smart home automation , digital notice board system , voting system machine , laser security system , smart dustbin , entry counter , quiz buzzer , touchless doorbell , temperature-controlled rgb system , obstacle avoider robot , anti-fall robot , smart bluetooth-controlled car , line follower robot , light following robot , basic movement test robot

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