UNSPSC 39122243: Micro switch

A switch containing a micro contact gap and snap-action mechanism by which it operates at the specified movement and force.

UNSPSC 39122243 Micro switch (Commodity) covers electrical switching and control components that state and local governments procure for infrastructure maintenance, facility upgrades, and operational systems. Recent solicitations reveal the code encompasses not only discrete micro switches but also larger industrial switching assemblies, control relays, and integrated switching equipment deployed across water systems, transit networks, school facilities, and government buildings. State and local buyers under this code span water authorities, school districts, transit systems, county departments, and municipal facilities departments, with Hillsborough County (Florida) appearing multiple times for water-system switching equipment and the Dallas Area Rapid Transit Authority (DART) as a repeat buyer of specialized switches and related electrical control components.

The geographic spread covers Florida, Texas, Georgia, and Connecticut, with activity concentrated in Texas and Florida across transit authorities and water management systems. Representative recent opportunities include the Hillsborough County Water Resources Department's competitive sealed bid (ITB-26-00138) for mercury float switches used in wells and lift stations, due March 2, 2026, with an estimated contract value of $60,000.00 over two years; the Hillsborough County Board of County Commissioners' ITB-26-00123 for Square D Brand Contact Kits ($184,000.00 estimated, two-year term, due February 24, 2026); and the Dallas Area Rapid Transit Authority's multiple purchase orders for specialized switches including solenoid lock switches with controller transformers (due May 20, 2026) and traction power fuses (due February 26, 2026), all requiring FOB Destination pricing and Net 30 payment terms through the BONFIRE electronic bidding platform. The City of Atlanta Department of Aviation also solicited switch installation and replacement services (IFB due August 3, 2026) at Hartsfield-Jackson International Airport, emphasizing labor and material supply with minimal operational disruption.