300 – 350 HP Boiler Models

The 350 HP model of firetube boilers is a very commonly requested size. This tends to be the “tipping point” for smaller shell sizes which can be shipped in quantities greater than one per trailer. The next standard size (400 HP) generally requires transportation permits to move on US highways. This makes the 350 HP model a very desirable capacity for end-users. Lower shipping costs, high efficiency ratings, small footprint… what’s not to love? 350 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 350 HP boiler models:

• York-Shipley YS5-350-150ST
• Cleaver-Brooks CBLE-700-350

• Capacity: 350 BHP / 12,075 PPH / 11,760,000 BTUs
• Water evaporation (steam): 24.5 GPM
• Water circulation (HW): 234.5 – 2,345 GPM
• Outputs: Low pressure steam, High pressure steam, Hot water, High temperature hot water
• Fuels Consumption (Max): 
  • Natural Gas: 14,700,000 BTUs/Hr
  • #2 Oil: 105 GPH 
  • Propane: 14,700,000 BTUs/Hr
• Voltage: 208-230V, 460V, 480V and 575V
• Boiler brands: York-Shipley, Cleaver-Brooks