Distribution transformer tester


Partial discharge detector for overhead devices


Next Generation of System Phase Identifier

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Cable ID & Distribution

Perform cable and phase identification on a variety of energized and de-energized devices such as overhead, underground, substations, distribution, transport lines and more.


Substation Maintenance

Perform transformer ratio, winding resistance, saturation curves, polarity, tap changer analysis, current transformer analysis and more.


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Partial Discharge

Perform partial discharge and corona effect detection and diagnosis on a variety of devices using preventive maintenance.



Perform low resistance measurements on a variety of devices such as exothermic connections, high voltage breakers, power fuses, personal groundings, and more.


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Distribution Equipement

Perform quick and complete testing of distribution transformers before re-energising.


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High Voltage Inc.

High Voltage, Inc. designs and manufactures industry-leading high voltage test equipment for proof testing, diagnostic testing,  high voltage breakdown testing, and preventative maintenance testing.

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Alroc Cable Preparation

Alroc manufactures high quality specialized cable preparation tools for LV, MV and HV cables.


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Business days

Monday to Friday, 8:00 to 17:00 

Eastern Time Canada

ndb Technologies

1405-111 ave. St-Jean-Baptiste

Quebec city, Qc

G2E 5K2, Canada

Contact us

1 (418) 877 7701

1 (418) 877 7787