Trayer Engineering Corporation

Trayer proudly manufactures low-maintenance vacuum switchgear of the highest caliber, designed to thrive in the most challenging circumstances. Every submersible, padmount or vaultmount product is backed by over 55 years of leading innovation in design and manufacturing.

Low maintenance designs increase system reliability and reduce operational costs year after year for the life of the product which makes Trayer Switchgear the best value solution in the industry.

Built to last, Trayer stands alone in its commitment to excellence in design, quality workmanship, dependability and unparalleled customer service. Whether you are installing a SmartGrid or SCADA system, Automatic Transfer System, or just preparing for the future, Trayer provides the safest, longest lasting, field-proven, low-maintenance switchgear designs.

Simplicity and Reliability

Trayer developed fundamental design elements increase the reliability of switchgear and simplify operation. Integrated components include:

• Automation functionality

• Patented Tri-Phase Two Position Visible Disconnect

• Tri-Phase Visible Disconnects with Internal Ground Position

• Visible to Operator Mechanical Linked VFI Trip Indicators…. and much more