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 […]
Happy Manufacturing Day 2024!
What is Manufacturing Day? Manufacturing Day, celebrated annually on the first Friday of October, serves as an important event to highlight the crucial role manufacturing plays in the United States. It underscores manufacturing’s value as a key driver of economic growth, innovation, job creation, and national security. Manufacturing remains a cornerstone of the U.S. economy. It’s not just […]
Power Up Your Industrial Efficiency: Meet the Top Performer!
The SPEC COM burner, designed by Preferred Special Combustion Engineering, is an advanced solution for industrial applications requiring high performance and adaptability. Built to withstand the toughest environments, it is ideal for field-erected boilers, package boilers, heaters, and thermal oxidizers. The burner’s rugged construction provides long-term durability, making it suitable for industries that demand consistent and reliable operations […]
Crucial Components: System Reliability at a Maryland University
Recently, our Service Crew was called to address a critical issue at a Maryland University involving an improper drum pressure reading. The investigation led to the discovery of a damaged transducer, which was unprotected due to the absence of a siphon pigtail. This small yet crucial component plays a significant role in maintaining the reliability and safety of […]
Upgrading Fuel Systems: A Loyal Customer’s Journey with Preferred
Preferred Utilities continues to deliver reliable solutions for customers across the country. Recently, a long-standing customer in Baltimore, MD, opted to replace their aging fuel system with our latest technology, a testament to the trust they’ve placed in us over the years. As part of the upgrade, we made several key modifications, including relocating the control panel to […]