Vanguard
JM Test Systems is proud to offer a full line of Vanguard Instruments – innovative diagnostic and testing solutions designed for the electric power industry.
Showing all 21 results
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Vanguard ATRT 03 Three Phase Transformer Turns-Ratio Tester
SKU: ATRT-03 TTR -
Vanguard EZCT-2KA Current Transformer Test Set
SKU: EZCT-2KA -
Vanguard CT-8000 S3 Digital Circuit Breaker Analyzer
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Vanguard EZCT 2000 Current Transformer Test Set
SKU: EZCT-2000 -
Vanguard TRM-40 Transformer Winding Resistance Meter
SKU: TRM-40 -
VANGUARD UPS S2 POWER SUPPLY
SKU: UPS S2 -
Vanguard WRM 40 Winding Resistance Meter
SKU: WRM-40 -
Vanguard Accu-Ohm 200 series 2 Ductor
SKU: Accu-Ohm -
Vanguard Auto-Ohm 10 Low Resistance Micro-Ohmmeter
SKU: Auto-Ohm 10 -
Vanguard Auto-ohm 100 series 2 DC micro Ohmeter
SKU: Auto-ohm 100-2 -
Vanguard Auto-Ohm 200 S3
SKU: Auto-Ohm 200 S3 -
Vanguard CT 6500 Circuit Breaker Analyzer
SKU: CT-6500 -
Vanguard CT-7500 Digital Circuit Breaker Analyzer – Discontinued
SKU: CT-7500 -
Vanguard CT7000 Circuit-Breaker Analyzer
SKU: CT-7000 -
Vanguard DMOM 100 DC micro ohmmeter
SKU: DMOM-100 -
Vanguard EZCT CT Tester
SKU: EZCT -
Vanguard SGT-200 Safety Ground Tester
SKU: SGT-200 -
Vanguard VBT-75 Vacuum Bottle Tester
SKU: VBT-75 -
Vanguard VBT-75P Vacuum Bottle Tester
SKU: VBT-75P -
Vanguard VFRA-25 Transformer Sweep Frequency Response Analyzer
SKU: VFRA-25 -
Vanguard WRM 10 Winding Resistance Meter
SKU: WRM-10
Known for precision engineering, reliability, and rugged performance, Vanguard Instruments Company (VIC) develops advanced electrical test equipment for circuit breakers, transformers, protective relays, and other substation apparatus. These tools help technicians perform fast, accurate, and repeatable testing for maintenance, troubleshooting, and commissioning applications.
Our inventory of Vanguard test instruments includes breaker analyzers, transformer winding resistance testers, micro-ohmmeters, current transformer (CT) analyzers, insulation testers, time interval meters, and more. Each Vanguard electrical tester is engineered to provide field-ready durability with intuitive operation and high data accuracy. By integrating digital processing and automated data capture, Vanguard simplifies complex testing procedures and ensures consistent results across utility and industrial environments.
Whether performing contact timing, dynamic resistance measurement, or insulation verification, Vanguard Instruments deliver performance that meets the demanding standards of modern electrical maintenance. These instruments are widely used by utilities, power plants, service companies, and OEMs seeking dependable diagnostic solutions backed by solid engineering and support.
At JM Test Systems, we not only supply Vanguard test equipment, but also provide calibration, rental, and repair services to maintain optimal accuracy throughout the instrument’s life cycle. Our NAIL-for-PET accredited calibration lab ensures every unit performs to manufacturer specifications, giving you confidence in every measurement and report.
FAQs About Vanguard Instruments
What are Vanguard Instruments used for?
They test and analyze electrical equipment such as circuit breakers, transformers, and relays for performance and reliability.
Who uses Vanguard test equipment?
Electrical utilities, maintenance contractors, and industrial facilities use them for commissioning and diagnostic testing.
Are Vanguard Instruments portable?
Yes, most models are designed for field use, offering rugged construction and easy data recording capabilities.
Does JM Test calibrate Vanguard Instruments?
Yes, JM Test Systems provides full calibration and repair services for all Vanguard models to ensure continued accuracy.
