In the realm of industrial heating systems, efficiency and reliability stand as paramount considerations for businesses seeking optimal performance and cost-effectiveness. Among the array of heating solutions available, the EASCO SM5 Series boilers emerge as a revolutionary choice, setting a new standard for efficiency and performance. Designed and manufactured by Supreme Boilers, the SM5 Series represents a pinnacle in boiler technology, offering a comprehensive suite of features tailored to meet the diverse needs of modern industries.

Construction and Design:

At the core of the SM5 Series lies a robust construction and innovative design engineered for maximum efficiency and longevity. These boilers adopt a steel modified Scotch Marine horizontal firetube 3-pass waterbacked packaged combustion system. Adhering to the stringent standards of the ASME Code Section IV, the boilers boast a fully jacketed design, ensuring exceptional thermal efficiencies. With a rating of 5 square feet of fireside heating surface per boiler horsepower, the SM5 Series guarantees prolonged service life and optimal performance.

Operating Controls and Safety Features:

The SM5 Series boilers are equipped with a comprehensive array of operating controls and safety features, ensuring safe and efficient operation across steam and hot water applications. For steam applications, the boilers come equipped with essential components such as steam pressure gauges, low water cut-offs, water columns with gauge glass, and ASME safety relief valves. Similarly, for hot water applications, features include pressure/temperature gauges, manual reset LWCOs, high limit temperature controls, and modulating temperature controls, among others. These features not only optimize performance but also prioritize safety, mitigating potential risks associated with boiler operation.

Installation and Maintenance:

One of the standout features of the SM5 Series boilers is their streamlined installation and maintenance processes. Designed for “Thru-the-Door” installation, these boilers eliminate the need for extensive building modifications, offering a hassle-free setup experience. Moreover, with front and rear tubesheet access doors, maintenance procedures are simplified, allowing for quick and efficient servicing. This design ethos underscores Supreme Boilers’ commitment to delivering user-friendly solutions that minimize downtime and maximize productivity.

Fuel Options:

Versatility is a hallmark of the SM5 Series boilers, which can operate on gas, #2 oil, or a combination of both fuels. This flexibility ensures compatibility with various industry standards and specific application requirements, catering to the diverse needs of businesses across different sectors. Whether it’s gas, oil, or a blend of both, the SM5 Series boilers deliver consistent performance and efficiency, empowering businesses to adapt to changing energy landscapes with ease.

Environmental Impact:

In an era where environmental sustainability is a pressing concern, the SM5 Series boilers prioritize eco-friendliness without compromising performance. Designed to reduce NOx emissions, these boilers exemplify Supreme Boilers’ commitment to environmental stewardship. By incorporating features that minimize environmental footprint, the SM5 Series contributes to a greener future while delivering unparalleled heating efficiency.


The versatility of the SM5 Series extends to its applications, catering to a wide range of industrial heating needs. Manufactured for use in low-pressure steam applications (15 PSIG) and hot-water applications (30 to 60 PSIG standard), these boilers offer flexibility and reliability across diverse operational requirements. With customizable pressure and temperature settings, businesses can tailor the SM5 Series to suit their specific application needs, ensuring optimal performance in any environment.

Ordering Nomenclature:

Navigating the selection and procurement process is made simple with the intuitive ordering nomenclature of the SM5 Series. Boilers are designated based on series, nominal boiler horsepower, medium, and pressure ratings, providing clarity and transparency throughout the purchasing journey. This standardized approach streamlines the ordering process, empowering businesses to make informed decisions with confidence.

Company Background:

Supreme Boilers’ legacy of excellence spans over 90 years, rooted in a rich heritage of designing and constructing high-quality Scotch Marine Boilers. With a steadfast commitment to integrity, responsiveness, and attention to detail, Supreme Boilers has earned a reputation as a trusted industry leader. Customers benefit from expert guidance and personalized support, ensuring that their heating needs are met with precision and efficiency. The SM5 Series represents the culmination of Supreme Boilers’ dedication to quality craftsmanship and technological innovation, embodying a legacy of excellence in boiler technology.


In conclusion, the EASCO SM5 Series boilers stand at the forefront of heating efficiency, embodying a fusion of cutting-edge technology and unwavering reliability. With a focus on performance, safety, and environmental sustainability, these EASCO boilers redefine industry standards, empowering businesses to achieve unparalleled levels of efficiency and productivity. As a testament to Supreme Boilers’ commitment to excellence, the SM5 Series represents a transformative leap forward in heating technology, setting a new benchmark for the future of industrial heating systems.

Back to home: