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 […]
Powered by Nuclear, Backed Up by Diesel
Nuclear power plants are a cornerstone of the US energy grid. That’s why reliability isn’t optional, it’s essential. Ensuring uninterrupted operation and continuous safety requires a multi-layered strategy. At Preferred Engineering and Preferred Utilities, we offer a comprehensive suite of engineered solutions that, together, ensure nuclear facilities remain safe and operational during both routine maintenance and unexpected events. […]
Low-NOx Solutions for a Changing Regulatory Landscape
The U.S. Environmental Protection Agency (EPA) has recently proposed stricter limits on nitrogen oxide (NOx) emissions for combustion turbines at natural gas-fired plants and industrial facilities. Article here. This move, aimed at reducing harmful air pollutants and improving public health, may not ever come to fruition. However, the proposal reminds us to keep in mind the environmental impacts […]
Preferred Announces Updated PLS Liquid Level Switch Probes
DANBURY, CT – In early 2024, Preferred Utilities Manufacturing Corporation (PUMC) introduced a new generation of PLS Liquid Level Switch probes featuring an innovative adjustable mounting connection. This advancement utilized a compression fitting to lock the probe securely in place when tightened. However, the initial design, which included stainless-steel ferrules, was intended for one-time use only. (A ferrule […]
The Next-Level Vacuum Leak Detection Monitor – With Updates!
Preferred Utilities’ Vacuum Leak Detection Monitor (Model VLM-P) is the reliable choice for precise leak detection in critical fuel systems. Designed to monitor interstitial spaces in double-walled piping, enclosures, and tanks, it ensures early alerts—often before liquid is present—maximizing safety and system uptime. At Preferred, we don’t just rest on success—we build on it. Our Vacuum Leak Detection […]
Welcoming our New Representative from Mexico
We’re thrilled to welcome Termoenergia y Calderas, our new sales representative from Mexico to our facility for in-depth training on Preferred’s advanced burner and control solutions! This collaboration marks an exciting step forward in expanding our support for the process and power industries across Mexico, helping to meet the growing demand for reliable, efficient hot water and steam […]
Burner Management Series II: BMS Limits Circuits
Safely sequencing a burner through each state of the burner cycle is the primary function of a burner management system (BMS) or flame safeguard. To do this the BMS utilizes various limits circuits to monitor the status of the burner through each step of the burner sequence. Each of these are “series limits circuits”, meaning that power is […]
Burner Management Series I: Safely Sequencing a Burner
When it comes to burner management systems, safely sequencing a burner through each state of the firing process is the top priority. This can be broken down into 4 basic functions: 1) Pre-ignition checks verifying that the burner and boiler are in a safe condition to start, 2) Continuous monitoring of all safety limits while the burner is […]
Bulletproof E-Gen Fuel Systems & Monitoring for a NYC Hospital
We’re proud to showcase a recent project where our robust E-Gen fuel systems played a critical role in supporting a successful startup at a New York City hospital. The system is designed to ensure reliable fuel supply and advanced monitoring for emergency power generation—a key component for any critical facility. For this installation, we provided a double-wall, 20,000-gallon […]