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Transformer testing

Megger’s comprehensive set of transformer testing tools to provide a complete view of your transformer’s health.

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All Transformer testing Complete transformer test systems Transformer insulation testing Transformer resistance testing Transformer short-circuit impedance Transformer turns ratio testing Transformer vector detection
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  • Show discontinued products

FRAX series sweep frequency response analysers

Detect potential mechanical and electrical problems in power transformers
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OTS PB and OTS AF series of insulating oil test sets

Fully automatic insulating oil dielectric breakdown testers
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CDAX 605

High precision capacitance and dissipation factor measuring instrument
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DELTA4000 series 12 kV power factor/tan delta testers

The DELTA4000 series tests electrical insulation in power apparatus
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IDAX300 and IDAX350

Insulation diagnostic analysers
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IDAX322

Insulation diagnostic tester
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MTO210

Transformer ohmmeter
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MTO250

50 A transformer ohmmeter
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MTO300 series

Automated six-winding transformer ohmmeters
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Power transformer test van

Comprehensive, portable transformer testing
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New

TOS1

Transformer ohmmeter standard
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TRAX Multifunction transformer and substation test system

Portable and compact system packed with features that maximise asset condition awareness
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TTRU3 True three-phase transformer turns ratio tester

Megger's TTRU3 guarantees a transformer turns ratio accuracy of ±0.05 %
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VAX020

2 kV high voltage amplifier
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LTC135

Load tap changer testing power supply
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MTO106

Transformer ohmmeter
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OTD

Oil tan delta test set
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Single-phase, hand-cranked TTR

Transformer turns ratio test set
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