UNSPSC 72151517: Transformer maintenance services

Transformer maintenance services includes repair, inspection, testing, refurbishment, core repairs, and restacking complete rewinds or LTC repairs and adjustments.

UNSPSC 72151517 Transformer maintenance services is a Commodity code. State and local governments use this code to procure repair, replacement, and maintenance of electrical protection and control equipment including distribution transformers, power transformers, protective relays, motor control centers, and related switchgear and automation systems. Recent solicitations show work ranging from emergency replacement of aging protection relays in utility electrical systems to fabrication and installation of specialized motor control center enclosures and pump station control panels for counties and water districts. The work often requires UL certification (typically UL 508A for control panel fabricators), compliance with the National Electrical Code and Florida Department of Environmental Protection standards where applicable, factory acceptance testing, and detailed technical documentation. Issuing bodies include utility authorities (like Kissimmee Utility Authority in Florida), county boards of commissioners (Hillsborough County and Bay County in Florida), municipal utilities (Trinity Metro in Texas), school districts (Northside Independent School District in Texas), and cities (Tampa, Arlington, Fort Worth). These jurisdictions procure both one-time replacement equipment and standing supply contracts for electrical components.

Recent activity clusters in Florida and Texas. Kissimmee Utility Authority issued a sole-source RFQ (SS26054SH, due August 24, 2026) for SEL 451 and SEL 751 protective relays to replace aging equipment in its electrical system, restricted to Power Connections Inc. as the authorized Schweitzer Engineering Laboratories distributor for the region. Hillsborough County Board of County Commissioners solicited competitive sealed bids under ITB-26-00393 (due September 29, 2026, extended from September 22) for pump station control panels and enclosures estimated at $3.66 million over two years, requiring UL 508A certification and factory acceptance testing, with bids ranging from $2.5 million to over $5.1 million. Trinity Metro (Tarrant County, Texas) sought an IDIQ electrical parts supplier (IFB26T035, due August 20, 2026) to furnish electrical materials for maintenance and emergency operations across facilities and stations. The City of Tampa issued an RFQ (26P00389, due June 19, 2026) for supply and installation of a single solenoid for a water treatment facility's automated transfer switch. Northside Independent School District in San Antonio, Texas posted an IFB (IFB2026118, due September 24, 2026) for electronic equipment, parts, repairs, rentals, and services, replacing an expiring contract and requiring vendors to respond or lose future business opportunity.