
The transformer turns-ratio is determined by precisely measuring the voltages across the unloaded tr...

The Vanguard ATRT-03 S2 Automatic, Three-phase Transformer Turns Ratio Tester determines the transfo...

The Vanguard Auto-Ohm 100 100A Micro-Ohmmeter features microprocessor-controlled measuring of very l...

The Vanguard Auto-Ohm 200 S3 200A Micro-Ohmmeter is Vanguard’s fourth generation, microprocessor-bas...

The Vanguard CT-6500 Circuit Breaker Timer / Analyzer is a microprocessor-based, digital time travel...

The Vanguard CT-6500-6 6 Channel Circuit Breaker Timer / Analyzer is a microprocessor-based, digital...

The Vanguard CT-7000 Digital Circuit Breaker Analyzer is a stand-alone, microcomputer-driven extra h...

The Vanguard CT-7000 S3 offers a 3-contact timing channels and has the ability to fully analyze a ci...