25 kV Optical Voltage Sensor Primary Elements

This small business set-aside subcontract involves the supply of high-voltage optical sensing elements for prime contractors working on projects for National Technology and Engineering Solutions of Sandia, LLC. The scope of work requires the manufacture of three-phase voltage sensing primary elements that utilize optical sensing technology for galvanic isolation. These components must adhere to strict technical specifications, including a nominal voltage class of at least 25 kV, a basic impulse level of 150 kV or higher, and an AC withstand voltage of at least 50 kVrms for one minute. To ensure precision, the delivered sensors must meet either IEEE Accuracy Class 0.6 or IEC Accuracy Class 0.5 standards. In addition to the hardware, the contractor is responsible for providing comprehensive compliance matrices. The opportunity is categorized under NAICS code 335999, with a response deadline set for October 19, 2026.