Welcome to Electrom Instruments

We aim to provide you with risk free investments in surge testers and winding analyzers. This is accomplished through state of the art technology, easy to use instruments, superior customer service and lifetime support. We still support instruments made 25 years ago! Call us to get more details on our products, customer service and support programs.


Why Consider Investing in an Electrom Surge Tester / Winding Analyzer?

Customer Service

We strive to provide the best customer service in the industry by offering:

  • Free lifetime application and product training and support
  • No obsolescence policies. We still repair 20 year old instruments!
  • Free software updates
  • Fast and easy maintenance

Find More Faults

State of the art technology for quality you can depend on:

  • Automated test sequencing
  • Windows based touch screen
  • Superior High Frequency 50/60Hz surge test pulses eliminate ionization dissipation and finds more faults
  • All your tests in one place

Easy To Use

According to our customers!

  • Quick Surge™ automatic surge voltage ramp and shut-off control
  • Automatic range settings for surge waveforms, no dials or buttons to push
  • % Wave difference calculation and display
  • Tests for automated models are very easy to set up
  • Most tests and measurements are done with the same output lead set

Designed To Be Upgraded

As your needs change so can your tester

  • Upgrade from one model to another
  • Upgrade features and capabilities
  • Increase output voltage as required

Durable and Portable

Designed for the shop, factory and field

  • Rugged case ready for harsh environments
  • Lightest weight in its class on the market

Flexible Reporting

Easy to use TRPro software included

  • Transfer test data to a PC with one click of a button using a wired or wireless network connection or a USB Flash Drive
  • Transfer customer and motor information from the PC to the iTIG II

Electrom has made significant investments in R&D. Read more about our technological advances



Which Model Is Right For You?

Whatever is required, we can do it. Our instruments have the flexibility to meet any service, industrial or manufacturing requirement.

Electrom Instruments iTIGII A


Basic manual Winding Analyzer with storage of 25 surge tests. Limited option. Comes in a “surge test only” version.

Electrom Instruments iTIGII B


Winding Analyzer with mΩ resistance measurement and basic reporting software.

Electrom Instruments iTIGII C


Advanced reporting capability, individual tests are manual or automated, optional low voltage measurements include µΩ, CLZ and RIC measurements.

Electrom Instruments iTIGII D


Fully automatic tester – press the start button and all selected tests will be done. Advanced reporting with all options included or available such as Production Line Automation.



Need a quote? Simply fill out this form.

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What Are You Testing For? We Have It Covered.

A full range of tests are available for complete motor/generator/coil testing.

Surge comparison tester | Hipot tester | Megohm meter | Winding resistance | Capacitance | Inductance | Impedance | Phase Angle


Test method options range from manual to fully automatic with automatic lead switching
iTIG II available output voltages: 4kV, 6kV, 12kV, 24kV, 30kV, 40kV
iTIG II 12kV available in High Output (HO) model w/ 100nF charge cap
Power Pack options: 24kV & 30kV for attachment to 12kV & 15kV iTIG II’s



Failures/Test Surge DC Hipot Step Voltage IR DAR PI Low R (µΩ) Z L C Phase Angle D/Q
Weak insulation
Turn to turn, coil to coil, phase to phase
Turn to turn, coil to coil, phase to phase
Weak ground wall            
Dielectric ground strength                    
Dirty or moist windings            
Phase imbalance            
Open coils            
Reversed coils              
Motor lead connections                      
Power cable faults            




Going to the Show?

Electrom will be exhibiting at many trade shows this year including the EASA Convention and Exhibition and CWIEME Berlin and Chicago. Come visit our booth for unrestricted access to our latest instruments and features.