Schweitzer Engineering Laboratories
Solutions, Systems, Services, and products for the Protection, Monitoring, Control, Automation, and Metering of Utility and Industrial Electric Power Systems.
LINAM(R), AutoRANGER(TM), and RadioRANGER(TM) fault indicators, and PILC sensors.
Hughes Brothers
Transmission structures, wood crossarms and braces, hardware, and fiberglass brackets.
Doble Family
Doble family of products including:
- Protective Relay and circuit breaker test equipment.
- Online monitoring products for transformers and bushings.
- RTS and Powerbase software solutions.
- Morgan Schaffer Dissolved Gas Analysis (DGA) products and services
VFP Equipment
Engineered Control Houses and Shelters
Royal Switchgear
Substation group-operated disconnect switches, substation and distribution hookstick disconnects, and substation connectors.
Hico America
Large Power Transformers and Circuit Breakers.
Mega Power Systems
Universal Test Switches, FT-1 Replacements
Trench
CVT’s, CT’s, reactors, line traps, and instrument transformers.
Oldcastle
Precast Substation Security and Fire Walls, including free-standing Defender, Sentry, and Trufire walls. Vehicle and Pedestrian Rated Trench.
Lindsey
Transmission and distribution line hardware, current and voltage line sensors.
Electroswitch
Complete line of electrically and manually operated Rotary Switches and Relays for electric utility, defense, and industrial monitoring and control applications.
Current
Street and Area Lighting and wireless controls for Utilities.
Elgin
Unitized substations, mobile substations, and a full line of other skid-mounted or wheel-mounted equipment. Enclosed capacitor banks and harmonic filter banks, specialty transformers, reactors, custom switchgear.
Newell-PSN
High Voltage porcelain, glass and composite insulators.
Borri
UPS uninterruptible power supply for computer and peripheral, data center, network and server.
Nucor
Transmission and Distribution Steel Towers and Poles. Substation Steel Structures.