400, 500 & 600 HP Boiler Models

The 400, 500 and 600 HP capacity range of firetube boilers covers the mid-range of industrial and large commercial facility steam plants. This size boiler is commonly requested for lumber mills using steam to power dry kilns, hospitals who need building heat & sterilization steam, and meat processing plants among other applications. 400 – 600 HP boilers come in a wide variety of pressures (15psi, 150psi, 200psi, 250psi, 300psi) for a variety applications. 

Below we compare two of the most popular 500 HP boiler models:

• York-Shipley YS5-500-150ST
• Cleaver-Brooks CBLE-700-500

• Capacity: 500 BHP / 17,250 PPH / 16,800,000 BTUs
• ​Water evaporation (steam): 25 GPM
• Water circulation (HW): 335 – 3,350 GPM
• Outputs: Low pressure steam, High pressure steam, Hot water, High temperature hot water
• Fuels Consumption (Max): 
  • ​Natural Gas: 21,000,000 BTUs/Hr
  • #2 Oil: 15 GPH 
  • Propane: 21,000,000 BTUs/Hr
• Voltage: 208-230V, 460V, 480V and 575V
• Boiler brands: York-Shipley, Cleaver-Brooks