50 HP Sellers #50HP-77C, fire tube boiler designed to deliver efficient and reliable steam or hot water, 2019

The Sellers Manufacturing 50HP-77C is a 50-horsepower (HP) fire tube boiler designed to deliver efficient and reliable steam or hot water for various industrial applications. This model is part of Sellers' innovative fire tube boilers, which address common issues found in traditional scotch marine boiler designs. ​
Key Features:
- Single-Pass Design: Unlike traditional multi-pass boilers, the Sellers 50HP-77C utilizes a single-pass design. This approach distributes combustion energy uniformly at the point of combustion, effectively eliminating thermal shock and enhancing the boiler's lifespan. ​sellersmfg.com
- Rapid Start-Up: The boiler achieves full-capacity steam from a cold start in under 20 minutes, minimizing downtime and fuel consumption associated with lengthy warm-up periods. ​
- Enhanced Safety: Energy is evenly distributed through the boiler at the combustion point, and a rear relief door provides an additional safety measure by allowing the release of any potential energy buildup. ​
- Siemens LMV5 Burner Management System: Equipped with the state-of-the-art Siemens LMV5 Linkageless Burner Management System, the boiler ensures precise control over combustion processes, leading to improved efficiency and reduced emissions. ​
- Low Cost of Ownership: The design's efficiency and durability contribute to a reduced total cost of ownership over the boiler's operational life. ​
- Comprehensive Warranty: Sellers Manufacturing stands behind the quality of the 50HP-77C with an unmatched 20-year pressure vessel warranty and a five-year burner warranty, providing customers with confidence in their investment.
Technical Specifications:
- Capacity: 50 BHP (approximately 1,725 pounds of steam per hour or 1,680,000 BTUs). ​
- Fuel Compatibility: Natural gas, propane, and digester/methane gases.
- Burner Operation: Modulating with a 3:1 turndown ratio for 40-175 HP models and 4:1 for 200-900 HP models, allowing for flexible operation based on demand. ​
- Emission Rating: 30 ppm NOx, meeting low NOx emission requirements. ​
- Certifications: ASME, CRN, and UL certifications ensure compliance with industry standards and regulations. ​
Applications:
The 50HP-77C is suitable for a wide range of applications, including:​
- Commercial Laundry: Providing consistent steam for washing and drying processes.​
- Food Processing: Supplying steam or hot water for cooking, sterilization, and other food production needs.​
- Tank Cleaning: Delivering the necessary heat for effective cleaning and maintenance of industrial tanks.​
- Breweries: Assisting in the brewing process by providing precise temperature control.​
- Manufacturing: Supporting various manufacturing processes that require reliable steam or hot water.​
In summary, the Sellers Manufacturing 50HP-77C fire tube boiler offers a robust and efficient solution for industries requiring dependable steam or hot water. Its innovative design, rapid start-up capabilities, and comprehensive safety features make it a valuable asset in various industrial settings.
Location: California