Shop Mobile Boilers & Portable Boilers

Power Mechanical sells high quality, affordable mobile boilers.

If you are looking to buy a mobile boiler room for your facility, you came to the right place. We have built hundreds of mobile boilers for our own use and for customers all over the world. Whether you are looking for a custom system with lots of accessories, or a simple and inexpensive boiler-only system, we have the right model for you.
New or used, we’ve got you covered.

Mobile boiler room

Watch a 800 HP mobile boiler being built (03:26)


We are able to supply you with a complete packaged mobile boiler room regardless of your unique jobsite conditions. Our mobile boilers are modularly designed to allow for integration of new features without the added cost of redesign. Closed cell polystyrene foam can be sprayed into wall cavities for customers operating in freezing temperatures.

OSHA and IBC compliant stairs can be furnished. Operator’s desks and sampling sinks can be integrated. Propane vaporizers can be built into the mobile boiler room. We really can encompass any feature imaginable, all while maintaining a low cost.

What comes with a mobile boiler room?

  • Portable boiler room

    Firetube Boiler

    • Brands: Cleaver-Brooks, York-Shipley, Hurst, Superior and other world class firetube boilers
    • Capacities: 10 HP – 1,000 HP
    • Output: Low pressure steam, high pressure steam, hot water, high temperature hot water
    • Pressures: Hot water and steam up to 350psi
    • Fuels: Natural gas, propane, #2 oil, #4 oil, #6 oil (bunker) and alternative fuels
    • Emissions: Low NOx and Ultra Low NOx with optional opacity monitoring and continuous emission monitoring systems
  • Mobile boiler deaerator

    Deaerator / Feedwater System

    • Brands: York-Shipley, BFS
    • Capacities: 25 Boiler Horsepower – 1,000 Boiler Horsepower
    • Type: Spray type deaerator or vented feedwater system
    • Pumps: Fully redundant duplex and triplex feedwater pumps
    • ​​Larger capacities available in standalone rental deaerator systems
  • Boiler water softener

    Water Treatment

    • Brands: Marlo, Duff, Neptune and other high quality water treatment brands
    • Type: Twin alternating water softeners, Chemical injection skids
    • Capacities: 80,000 grains – 400,000 grains
    • Flow: 7gpm – 300gpm
    • Carbon filtration, Reverse osmosis and deionized (DI) water skids also available
  • Boiler blowdown separator

    Blowdown Separator

    • Brands: PMI Blowdown Systems, Penn Separator
    • Capacity: 1/2″ inlet through 3″ inlet
    • Type: Dry type separators with automatic drain temperature control
    • Blowdown heat transfer skids also available
  • Portable boiler room heater


    Power Mechanical’s mobile boiler rooms include heating and ventilation equipment to maintain a controlled and safe air environment within the enclosure. These systems can be customized for operation in ambient temperatures as low as -40F and elevations up to 5,000 feet above sea level. 

    Types: Electric heaters, air supply fans, air exhaust fans, heat trace, piping insulation, combustion air ducting
    ​Capacities: Heaters up to 40kW

  • Mobile boiler room connections

    External Connections

    Power Mechanical’s mobile boiler rooms have flanged external pipe connections for the easiest possible installation. To further expedite the installation process, we also offer facility rental connections (HUB Systems), pre-fabricated pipe spools, rental hoses and full project engineering. 

    ​A stub stack ships loose with the boiler to be mounted on the top of the mobile boiler room. Opacity monitoring and continuous emission monitoring systems are available with our mobile boiler rooms.
    • Steam: 2″ – 12″ 300# flange
    • Drain: 2″ – 8″ 150# flange
    • Make-Up Water: 3/4″ – 4″ 150# flange
    • Natural Gas: 1″ – 4″ 150# flange
    • Oil Supply: 1/2″ – 2″ 150# flange
    • Oil Return: 1/2″ – 2″ 150# flange
    • Condensate Return: 1″ – 6″ 300# flange
  • Mobile boiler oil tank

    Fuel Storage

    Power Mechanical’s mobile boiler rooms come with double wall oil tanks for #2 oil firing capability.
    • Type: Double wall
    • Capacities: 500 gallons – 2,000 gallons
    • Fuel types: #2 oil, #4 oil, #6 oil, jet fuel, kerosene

Built around the operator

Our mobile boiler rooms are built by boiler operators, for boiler operators. The equipment is positioned for maximum ease of use and the fastest integration possible. Valve handles and gauges are easily identifiable and easily accessible.

User interfaces are in comfortable locations. Filters and strainers are installed in places that are easy to service. Ample LED lights are installed in strategic positions. The entire system is designed to mimic the organization and function of a full scale boiler plant, but in a greatly reduced footprint.

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To find out how Power Mechanical can help you with your Mobile Boilers for Sale needs

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