Superior Boiler Seminole 400HP 150PSI Packaged Steam Boiler 6-5-2000 Natural Gas 1997

OVERVIEW

Superior Seminole Boiler-Burner Unit - Model S-2000, National Board Number 13401, Serial Number 13401, Year Built 1997. Professional-grade packaged steam boiler featuring 400 horsepower rating at 150 PSI maximum steam working pressure and 150 PSI maximum water working pressure. Complete industrial boiler-burner unit with 2005 square feet of heating surface, 1/2 inch shell thickness, and robust three-pass firetube design. ASME-certified construction built to National Board specifications. Heavy-duty industrial construction with turquoise/light blue exterior finish. Skid-mounted configuration ready for installation. Being removed from service first week of February - very clean tubes, stored with desiccant, ready to go back into service immediately. Ideal for large commercial facilities, industrial plants, institutional applications, manufacturing operations, or any facility requiring high-capacity steam generation with proven Superior Boiler Works reliability and exceptional operational efficiency.

EQUIPMENT SPECIFICATIONS

Boiler Model Information:

• Manufacturer: Seminole (Superior Boiler Works, Inc.)
• Product Line: Seminole Boiler-Burner Unit
• Model Number: 6-5-2000
• National Board Number: 13401
• Serial Number: 13401
• Year Built: 1997
• Configuration: Packaged steam boiler
• Type: Three-pass firetube design
• Capacity: 443,800 LBS./HR. (BTU/HR)

Performance Ratings:

• Horsepower: 400 HP (equivalent)
• Steam Capacity: 443,800 LBS./HR. (BTU/HR)
• Minimum Valve Capacity: 445,400 LBS./HR. (BTU/HR)
• Maximum Steam Working Pressure: 150 PSI
• Maximum Water Working Pressure: 150 PSI
• Heating Surface: 2005 Square Feet
• Configuration: Steam boiler

Pressure Vessel Specifications:

• Shell Thickness: 1/2 Inch
• Head Thickness: [Per nameplate specifications]
• Design: Three-pass firetube
• ASME Code Compliance: Yes
• National Board Registered: Yes

Physical Configuration:

• Configuration: Skid-mounted packaged boiler
• Mounting: Stationary installation
• Color: Turquoise/light blue exterior
• Origin: USA
• Manufacturer Location: Hutchinson, Kansas

Installation Requirements:

• Clearance at 50 PSI or less (top): 18 inches
• Clearance at 50 PSI or less (sides/rear): 48 inches from front, 18 inches from flue pipe
• Clearance above 50 PSI (top): 48 inches
• Clearance above 50 PSI (sides/rear): 96 inches from front, 36 inches from flue pipe
• Foundation: Noncombustible flooring required

KEY FEATURES & BENEFITS

Superior Boiler Works Quality Manufacturing:

• Premium USA boiler manufacturer
• 1997 year of manufacture
• Seminole 6-5-2000 series
• Heavy-duty commercial/industrial construction
• Professional engineering and design
• Hutchinson, Kansas manufacturing
• Proven reliability in demanding applications
• National Board registered

High-Capacity Performance:

• 400 horsepower equivalent rating
• 150 PSI maximum steam working pressure
• 150 PSI maximum water working pressure
• 443,800 BTU/HR capacity
• 2005 square feet heating surface
• Heavy-duty industrial capacity
• Continuous duty rated
• Large-scale steam generation
• Robust three-pass design
• Commercial/industrial grade

Exceptional Current Condition:

• Being removed from service February 2025
• Very clean tubes throughout
• Stored with desiccant for preservation
• Ready for immediate redeployment
• Excellent operational condition
• Well-maintained unit
• Minimal downtime for reinstallation
• Professional decommissioning

Packaged Boiler-Burner Design:

• Complete factory-assembled package
• Integrated burner and controls
• Superior Boiler Works badge on front
• All trim and controls installed
• Simplified installation
• Reduced field labor requirements
• Factory-tested components
• Professional assembly quality

Three-Pass Firetube Design:

• Efficient heat transfer
• Maximum thermal efficiency
• Proven firetube technology
• Optimal combustion gas flow
• Extended service life
• Reliable performance
• Industry-standard design
• Professional engineering

Industrial-Grade Construction:

• Heavy-duty pressure vessel design
• 1/2 inch shell thickness
• Proven Superior engineering
• Durable steel construction
• Professional-grade components
• Long service life design
• Turquoise/light blue finish
• Industrial reliability
• Commercial quality throughout

Safety & Compliance:

• 150 PSI ASME design pressure (steam)
• 150 PSI ASME design pressure (water)
• National Board registered (13401)
• Factory safety controls installed
• Low water cutoff protection
• Flame safeguard system
• Multiple safety interlocks
• Emergency shutdown capability
• Code-compliant construction
• Professional safety engineering
• ASME code stamp certified

Professional Installation Ready:

• Skid-mounted for easy placement
• Complete boiler-burner unit
• All components on skid
• Foundation requirements specified
• Clearance specifications provided
• Professional rigging recommended
• Ready for permanent installation
• Minimal commissioning required

SYSTEM COMPONENTS

Main Boiler:

• Superior/Seminole Model 6-5-2000
• National Board No: 13401
• Serial Number: 13401
• Year Built: 1997
• 400 horsepower equivalent
• Packaged boiler-burner design
• 150 PSI MAWP (steam)
• 150 PSI MAWP (water)
• 2005 sq ft heating surface
• Three-pass firetube design
• Complete with trim

Burner System:

• Integrated burner assembly
• Forced draft combustion
• Fuel train components
• Safety shut-off valves
• Flame safeguard system
• Fuel pressure monitoring
• Professional burner management
• Superior Boiler Works burner

Control Systems:

• Integrated control panel
• Burner management system
• Flame safeguard controls
• Operational diagnostics
• Temperature controls
• Pressure monitoring
• Safety interlocks
• Professional control package

Safety & Instrumentation:

• Low water cutoff protection
• Safety relief valve
• Pressure gauge
• Temperature sensors
• Water level controls
• Fuel pressure monitoring
• Flame supervision
• Emergency shutdown capability
• National Board registered

Water System:

• Feedwater connections
• Water level controls
• Feedwater valves
• Piping connections
• Blowdown valve
• Drain connections
• Level indication
• Low water protection

Fuel System:

• Fuel pressure regulation
• Manual fuel valve
• Safety shut-off valves
• Fuel pressure switches
• Inlet connection
• Fuel pressure monitoring
• Safety interlocks
• Professional fuel train

Breaching & Stack:

• Breaching connections
• Stack connection
• Flue gas outlet
• Breeching insulation
• Stack damper provisions
• Professional installation

Mounting System:

• Heavy-duty boiler skid
• Skid-mounted configuration
• Structural steel base
• Foundation mounting provisions
• Professional assembly
• Ready for installation

SPECIFICATIONS SUMMARY

Boiler:

• Manufacturer: Superior Boiler Works, Inc.
• Model: Seminole 6-5-2000
• Nat'l Board No: 13401
• Serial No: 13401
• Year Built: 1997
• Type: Packaged steam boiler
• Horsepower: 400 HP
• Max Steam Pressure: 150 PSI
• Max Water Pressure: 150 PSI
• Heating Surface: 2005 Sq Ft
• Shell Thickness: 1/2 Inch
• Origin: USA

Performance:

• Steam Capacity: 443,800 LBS./HR.
• Min Valve Capacity: 445,400 LBS./HR. (BTU/HR)
• Design: Three-pass firetube
• ASME Certified: Yes
• National Board: Yes

Configuration:

• Type: Packaged boiler-burner unit
• Mounting: Skid-mounted
• Installation: Stationary
• Color: Turquoise/light blue

ADDITIONAL INFORMATION

• Condition: Used - 1997 Manufacture - Excellent Operating Condition
• Manufacturer: Superior Boiler Works, Inc. Manufacturing
• Product Line: Seminole Boiler-Burner Unit
• Model: 6-5-2000
• National Board Number: 13401
• Serial Number: 13401
• Year Built: 1997
• Horsepower Rating: 400 HP

Performance Specifications:

• Steam Capacity: 443,800 LBS./HR. (BTU/HR)
• Minimum Valve Capacity: 445,400 LBS./HR. (BTU/HR)
• Maximum Steam Working Pressure: 150 PSI
• Maximum Water Working Pressure: 150 PSI
• Heating Surface: 2005 Square Feet
• Shell Thickness: 1/2 Inch

Control System: Integrated burner management and control panel

Burner System: Integrated natural gas/fuel oil burner assembly

Physical Specifications:

• Configuration: Skid-mounted packaged boiler
• Color: Turquoise/light blue exterior finish
• Mounting: Stationary installation ready
• Design: Three-pass firetube

Safety Features:

• Low water cutoff protection
• Safety relief valve
• Flame supervision system
• Multiple safety interlocks
• Emergency shutdown capability
• Pressure relief protection
• Fuel pressure monitoring
• Professional safety controls
• ASME code stamp
• National Board registration

Installation Requirements:

• For boilers operating at not more than 50 psi: 18 in. at top, sides, and rear; 48 in. from front and 18 in. from flue pipe
• For boilers operating at more than 50 psi: 48 in. at top; 36 in. at sides and rear; 96 in. from front; and 36 in. from flue pipe
• For installation on noncombustible flooring
• National Inspection Association standards

Current Status:

• Being removed from service first week of February 2025
• Very clean tubes throughout
• Stored with desiccant for preservation
• Excellent operational condition
• Well-maintained unit
• Ready for immediate redeployment
• Minimal downtime for reinstallation
• Professional decommissioning

Additional Components Visible:

• Various boiler trim and piping components
• Valves and fittings
• Control components
• Burner assembly
• Breaching and stack connections
• Safety devices
• Instrumentation
• Contact for complete inventory

Installation Notes:

• Skid-mounted for easy installation
• All boiler components on skid
• Ready for permanent installation
• Requires site preparation and foundation
• Professional rigging recommended for installation
• Fuel connection by licensed professional
• Electrical hookup by licensed electrician
• Professional commissioning recommended
• Clearance requirements per ASME specifications

Features:

• Superior Seminole 6-5-2000 Boiler-Burner Unit design
• 1997 year of manufacture
• 400 horsepower industrial capacity
• 150 PSI maximum steam working pressure
• 150 PSI maximum water working pressure
• 443,800 LBS./HR. steam capacity
• 445,400 LBS./HR. (BTU/HR) minimum valve capacity
• 2005 square feet heating surface
• Heavy-duty industrial-grade construction
• Three-pass firetube design
• 1/2 inch shell thickness
• National Board registered (13401)
• ASME code stamp certified
• Complete factory-packaged assembly
• Integrated burner and control systems
• Professional burner management system
• All safety trim and controls installed
• Low water cutoff protection
• Flame safeguard system
• Safety relief valve
• Skid-mounted for permanent installation
• Foundation mounting ready
• Turquoise/light blue exterior finish
• Proven Superior Boiler Works reliability
• Hutchinson, Kansas USA manufacturing
• Being removed from service February 2025
• Very clean tubes
• Stored with desiccant
• Ready for immediate service
• Excellent operational condition
• Professional-grade commercial/industrial construction
• Additional components and trim visible
• Contact for complete inventory details