Measurement
Digital Multimeters
True-RMS bench and handheld meters for voltage, current, resistance, and continuity with certified accuracy.
Request DetailsTest • Measurement • Calibration
Precision Instruments You Can Trust.
ONsys Technologies supplies dependable electrical and electronics test, measurement, and calibration equipment for laboratories, industries, and individual researchers — backed by technical guidance from selection to ongoing calibration.
1500+
Instruments across measurement and calibration categories.
100%
Traceable calibration documentation for every delivered unit.
24h
Typical response time for technical inquiries and quotes.
Who We Are
Accuracy, safety, and compliance — delivered with expertise.
ONsys Technologies OPC Pvt Ltd is a trusted provider of electrical and electronics test, measurement, and calibration equipment. We help laboratories, industries, and individual researchers choose the right instruments, set them up correctly, and keep them performing to specification with dependable service and honest technical advice.
01
Curated instrument range selected for real-world measurement accuracy and repeatability.
02
Technical consultation before you buy — so the specification matches your application.
03
Calibration support that keeps records audit-ready and equipment within tolerance.
04
Responsive after-sales service covering setup, training, and maintenance.
Our Product Range
Measurement and calibration equipment for every bench.
From handheld meters to laboratory-grade calibrators — every product is supplied with datasheets, traceable calibration certificates, and post-sales technical support.
Analysis
Oscilloscopes
Digital storage oscilloscopes with high bandwidth and deep memory for signal debugging and validation.
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Calibration
Calibrators & Sources
Multifunction process calibrators and precision sources for field and laboratory calibration workflows.
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Power
Power & Energy Analyzers
Power quality analyzers and energy loggers for load studies, harmonics, and compliance reporting.
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Testing
Environmental Test Chambers
Temperature, humidity, and thermal cycling chambers for component qualification and reliability testing.
Request DetailsPartner Catalogue • TUNKIA
The full TUNKIA instrument range.
Alongside our own products, we source and support TUNKIA electrical measurement instruments. The list below is read live from the TUNKIA product catalogue, so it always reflects their current range — ask us for a quotation on any of them.
Open TUNKIA CatalogueLoading the latest TUNKIA instruments...
Every TUNKIA instrument is supplied with datasheets, traceable calibration documentation, and post-sales technical support through ONsys Technologies.
ONsys Power Supplies
Programmable power supplies for laboratory and industry.
Stable, low-noise ONsys DC, AC, and bidirectional power supplies for research, production, and industrial testing — each supplied with datasheets, traceable calibration, and technical support.
DC Source
ONsys Programmable DC Power Supplies
Low-ripple programmable DC sources with wide voltage and current ranges, fine resolution, and full remote control for laboratory and production test benches.
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AC Source
ONsys AC Power Sources
Programmable AC power sources for grid simulation, frequency and voltage variation, and compliance testing of power electronics and appliances.
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High Power
ONsys High-Power DC Supplies
High-current DC power supplies engineered for burn-in, electroplating, magnet, and industrial process applications requiring continuous output.
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Load
ONsys DC Electronic Loads
Programmable electronic loads for characterising power supplies, adapters, and batteries across constant current, voltage, resistance, and power modes.
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Regenerative
ONsys Bidirectional Power Supplies
Regenerative bidirectional supplies that both source and sink power, ideal for battery, motor, and energy-storage test systems that recover energy.
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Battery
ONsys Battery Test Power Supplies
Charge and discharge power supplies designed for battery cycling, capacity testing, and cell formation with programmable profiles and data logging.
Request DetailsServices & Support
We stay with you well beyond the purchase order.
Traceable Calibration
Periodic calibration with documented results so your measurements remain audit-ready and defensible.
Equipment Selection
Application-first recommendations that match accuracy, range, and budget to your real requirement.
Installation & Setup
On-site commissioning, wiring guidance, and initial verification of delivered instruments.
Annual Maintenance
Preventive service contracts that keep critical equipment performing within specification.
Technical Training
Hands-on orientation for your team on operation, best practices, and measurement uncertainty.
Compliance Assistance
Support with documentation and standards alignment for quality and safety audits.
Contact / Request a Quote
Tell us what you need to measure.
Share your application, required range, or calibration interval. Our technical team will recommend the right instrument and send a detailed quotation.
Replies within one working day
Serving customers across the world from India