Rubber Goods Testing & Replacement

These services insure the safety of staff and meet national, state and utility safety standards for the inspection and testing of electrical protective equipment.

Substation Maintenance & Repair

These services prevent costly repairs, reduce transformer downtime, reduce outages, avoid emergency repairs and extend transformer life.

Transformer Oil Testing

SPU offers a competitive and efficient method of testing transformer oils for PCB content, combustible gas, oil quality, moisture content, power factor, DBPC oxidation inhibitor, wear metals and viscosity to improve reliability and transformer life expectancy.