Independent Partial Discharge (PD) location and monitoring services for Network Operators, HV Asset owners and their contractors. Online Condition assessment of Switchgear and VLF Mapping of underground Cables upto 33kV, the techniques are suitable for service aged equipment or benchmark testing of new assets. New Zealand distributor for EA Technology including portable Instrument sales of the UltraTEV family of products as used in the High Voltage Industry and access to the UK's wider range of consultancy experts.