Acceptance Testing

Ground fault circuit interrupter testing

Circuit Breaker Testing

Transformer testing

Transformer Testing

Acceptance Testing and Commissioning services are often required on construction projects where the highest degree of reliability is required due to the critical nature of the facility. As a NETA accredited testing company, WES, Inc. ensures accurate, unbiased testing and reporting to protect the owner’s interest.

We provide start-up testing and commissioning services on new construction or newly installed equipment from power generation to transmission stations to distribution systems.

Acceptance Testing includes the following and more:

  • Switchgear and Switchboard Assemblies
  • Transformers, Dry Type, and Liquid Filled
  • Cables, Low and Medium Voltage
  • Circuit Breakers, Low, Medium, and High Voltage
  • Protective Relays, EM, SS, and MB
  • Instrument Transformers
  • Metering Devices
  • Regulating Apparatus
  • Grounding Systems
  • Rotating Machinery
  • Motor Control Centers
  • Battery Systems
  • Emergency Systems
  • Thermographic Surveys


To discuss your requirements, obtain pricing, or for additional information, please Contact Us or Request a Quote for testing


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Toll Free: 888-395-2021 | Fax: 253-891-1511

Locations: Phoenix, Arizona | Sumner, Washington | Salt Lake City, Utah | Vancouver, Washington