UNSPSC 39122202: Knife switch

A knife type switch used in switching of electrical circuit with capacity less than 600V.

UNSPSC 39122202 Knife switch (Commodity) covers electrical switching equipment and components that state and local governments procure for facility operations, system maintenance, and infrastructure upgrades. Recent solicitations show state and local buyers acquiring switch components across multiple contexts: mercury float switches for water utility pump operations (Hillsborough County); Square D brand contact kits for industrial control systems (Hillsborough County); network switches for IT infrastructure at airports and schools (City of Atlanta, Gordon County Schools, Bibb County Schools); solenoid lock switches for transit equipment (Dallas Area Rapid Transit Authority); and electrical equipment, parts, and supplies for district-wide facility maintenance (Northside Independent School District, Orange County Transportation Authority). Issuing bodies span county water departments, independent school districts, city departments of aviation, transit authorities, and municipal procurement offices, with repeat activity from Hillsborough County Water Resources Department and Dallas Area Rapid Transit Authority.

Geographic activity concentrates in Texas (Dallas Area Rapid Transit Authority, Texas Department of Criminal Justice, Northside Independent School District in San Antonio), Florida (Hillsborough County, Orange County Transportation Authority), and Georgia (Bibb County Schools, Gordon County Schools), with additional recent opportunities in Illinois (City of Norwalk, Connecticut), North Carolina (City of Charlotte), Oregon (Eugene School District), and Washington State (Sourcewell cooperative procurement). Representative recent solicitations include the City of Atlanta Department of Aviation IFB for network switch replacement labor and installation services due August 3, 2026 (Solicitation PE66062NONST2026000000436); Hillsborough County ITB-26-00123 for Square D brand contact kits due February 24, 2026, with estimated value of $184,000.00 over two years; and Orange County Transportation Authority RFQ 250243 for industrial electrical supplies due March 30, 2026, with a $10,000 budget for a one-year initial term. Dallas Area Rapid Transit Authority issued multiple rapid-turnaround purchase orders in February 2026 for solenoid lock switches, traction power fuses, power converters, and obstruction light assemblies, reflecting frequent component-level procurement activity at transit systems.