Prequalification Questionnaire For Substation Transformer Procurement

The City of Palo Alto is seeking pre-qualified suppliers for the procurement of six substation transformers with capacities of 20, 26, and 34MVA and voltage ratings of 115/60-12.47Y/7.2kV. This solicitation, identified as Bid PQ197857, focuses on evaluating the technical and operational capabilities of potential vendors. Key evaluation criteria include engineering expertise, manufacturing quality control, adherence to ISO 9001 and 45001 certifications, and the ability to manage logistics and after-sales support for critical infrastructure within the United States. Suppliers are required to provide comprehensive documentation regarding their testing facilities, supply chain management, and personnel qualifications. The questionnaire specifically targets technical design methods for thermal, sound, short-circuit, and dielectric performance, as well as historical data on project performance and failure rates. Interested parties must submit their responses by September 11, 2026, to be considered for this project located in Palo Alto, California.