Preferred Utilities Receives UL Listing to Fire Biodiesel for API Burner and UL Listing/CSA Certification for Comet Burner. New UL Listings highlight quality and sustainability. Read the Press Release Here — DANBURY, CT Preferred Utilities Manufacturing Corporation has received UL certification for its Advanced Performance Inject-Aire (API) Low NOx Burner and both UL and CSA certification for its Comet Burner. They […]
Cut Critical Path Time with the RPV Stud Cap
During refueling outages, tasks like removing and reinstalling elongation rods from Reactor Pressure Vessel (RPV) studs can add significant time to maintenance procedures. Preferred Engineering’s RPV Stud Cap eliminates that inefficiency, streamlining the outage. The RPV Stud Cap allows elongation rods to remain installed inside the stud throughout the maintenance process. Traditionally, rods are removed to prevent damage […]
Made in the U.S.A. – How Preferred is Navigating Tariffs, Supply Chains, and a Growing Demand
Recent economic shifts and international trade tensions have sent waves through the markets. Tariff uncertainty and global supply chain challenges are causing many companies and investors to worry about the future of their operations and product availability. Made in the U.S.A., Preferred Utilities is proud to offer customers confidence and clarity in uncertain times. At Preferred, our products […]
Burner Management Series IV: BMS Troubleshooting and the Advantage of Parallel Annunciation
As safety monitoring is the primary function of a burner management system, there are many ways that a burner trip can occur. While this is the desired response to an unsafe condition, if a burner management system with a series interlock circuit is being used, it can often be difficult to troubleshoot why the lockout is occurring. This […]
Preferred Utilities’ API Burners Now UL Listed to Fire B5 – B100 Biodiesel Fuel
Danbury, CT – Preferred Utilities is proud to announce that our API gas and oil burners are now UL certified to fire up to 100% biodiesel fuel under UL 296 (Standard for Safety – Oil Burners). This certification marks a significant milestone, allowing customers in jurisdictions that require UL-listed equipment—such as New York City and Massachusetts—to take advantage […]
Reliable Sealing for Nuclear Maintenance with the Recirculation Suction Nozzle Plug
Reliability and safety are core to nuclear reactor maintenance, and that’s exactly what you get with Preferred’s Recirculation Suction Nozzle Plug (N1). It is designed to provide a secure and repeatable seal of the recirculation suction nozzle for Boiling Water Reactors (BWRs), ensuring safe isolation during outages. With its precision fit, dual-seal design, and reliable seal, the N1 […]
Streamlining Outage Efficiency at a Pennsylvania Nuclear Power Plant
As seen in POWER Magazine Nuclear power plant outages demand efficiency, safety, and a high level of coordination to execute time-critical tasks and bring plants back online quickly. When a Pennsylvania nuclear power plant faced excessive critical path time due to outdated steam line plugs and a unique control rod blade transportation and storage requirement, the plant’s leadership […]
Rapid Response with the Comet Combustion System: Emergency Burner Replacement
When the U.S. Postal Service in Kearny, NJ, faced an urgent burner failure, there was no time to waste. Essential facilities like this rely on uninterrupted operation, and operators needed to find a high-performance replacement quickly. That’s where Preferred Utilities’ Comet Combustion System saved the day. We provided a 300 HP in-stock Comet burner within 48 hours, ensuring […]
Igniting Success: First Comet Burner Installation and Startup Success
A recent installation of our Comet burner with the Flex Fit controller was successfully commissioned on a 150 HP boiler at a local plant. This project demonstrates the Comet’s top tier performance, flexible design, and user-friendly features. Below, we provide insights into the installation and performance, along with some uncovered opportunities to further optimize the installation. Installation Highlights: […]
Preferred Engineering announces the filing of a US Patent for a Modular Independent Spent Fuel Storage Installation (ISFSI) Platform
Preferred Engineering is proud to announce our patent-pending modular, two-tiered platform system for safe and efficient use in nuclear facilities. The Modular Independent Spent Fuel Storage Installation (ISFSI) Platform is designed to safely and efficiently manage the handling and sealing of ISFSI casks. Removable swing gates open and swing out of the way, without needing a crane, which […]