A3S Series – Through the Door Design

83-88% Efficiency

Capacities

17 – 120 BHP

Fuel Options

Gas, Oil, Combination Gas/Oil, Digester Gas

  • Inputs from 695,000 to 4,865,000 BTUH
  • Outputs from 580,000 to 4,040,000 BTUH
  • Modified Three-Pass Scotch Marine “Scotch Box” Boiler
  • 15 PSI Steam / 30, 40, 80 or 150 PSI Water Design
  • “U-Type” Flex Joint
  • Thermal Shock Resistance
  • Welded or Expanded/Flared Tube Attachment
  • Water Surrounded Cylindrical Furnace For Highest Heat Transfer
  • Water Cooled Reversing Chamber 4-Sided Wetback
  • Insulated Boiler with 18 Gauge Boiler Jacket
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