UNSPSC 41112517: Optical flowmeter and accessories

Apparatus for measuring the flow rate of gas, and other flowing materials with the help of an optical laser base probe.

UNSPSC 41112517 Optical flowmeter and accessories is a Commodity code that covers flow measurement and monitoring instruments state and local governments procure for water treatment, wastewater management, environmental monitoring, and process control operations. Recent solicitations show that the code captures optical, ultrasonic, clamp-on, and related flow-metering devices installed at municipal water and wastewater facilities to measure process flows, verify system performance, and ensure regulatory compliance. State and local buyers under this code include county water authorities, municipal water departments, city wastewater treatment divisions, and environmental quality agencies. The Solid Waste Authority of Palm Beach County, Collier County, the City of Tampa, the City of Phoenix Water Services Department, and the Texas Commission on Environmental Quality appear as recent issuers. Work typically involves supply of meters, calibration equipment, replacement parts, installation assistance, operator training, and maintenance support contracts; some solicitations require compliance with SCADA system integration standards and FDEP permit requirements.

Activity is distributed across multiple states, with recent opportunities posted in Florida (Palm Beach County, Collier County, Tampa), Arizona (Phoenix), Wisconsin (Dane County), Texas (TCEQ), and California (Eastern Municipal Water District). The City of Tampa issued an Intent to Single Source for Emerson-Flexim clamp-on flow measuring devices from CL2 Solutions with an $30,000 estimated annual cost and an objection deadline of August 26, 2026. The City of Phoenix Water Services Department posted an IFB for atmospheric monitoring instruments-fixed under IFB-27-0435 with offers due September 4, 2026, requiring DBE-N compliance and a five-year contract term. The Texas Commission on Environmental Quality solicited gas flow calibrators under RFB 582-26-15780 with bids due July 7, 2026, and specified Mesa Metrology Series equipment with NIST traceability. Eastern Municipal Water District in California issued RFP 3856 for meter verification, calibration, certification, preventative maintenance, and repair services with proposals due July 15, 2026. The Solid Waste Authority of Palm Beach County posted RFEI 27501JH for a mass-burn waste-to-energy facility with an informational conference scheduled for October 21, 2026, and an Industry Day with facility tours on December 10, 2026, with Letters of Interest due November 18, 2026.