The National Institute of Standards and Technology (NIST) in Boulder, Colorado, seeks a firm-fixed-price contract to remove and replace the standby emergency generator and Automatic Transfer Switch serving Building 4. The contractor must provide all labor, materials, and equipment for removal, installation, electrical modifications, testing, and commissioning. A site visit is scheduled for Thursday, July 23, 2026, at 1pm in Building 4. Proposals are due by Wednesday, August 12, 2026. No specific budget amount is mentioned in the description.