SFE IV Steam

SFE IV Steam

The SFE IV is available in 4 sizes from 106 MBH to 247 MBH. It features a dependable cast iron heat exchanger with cast iron push nipples. The SFE IV also has a patented protective heat shield baffle which safeguards the casting above the water line. The unit is equipped with a Honeywell pressure control, boiler water level gauge glass, a steam pressure gauge and an electronic low water cutoff. The SFE IV features a compact footprint for application flexibility. The unit's cast iron swing door and large flueways allow for easy cleaning and servicing. The SFE IV is backed by a 10 year limited warranty and is made in the USA.


  • Efficiency: Mid-Efficiency
  • Heat Exchanger: Cast Iron
  • Combustion: Atmospheric
  • Venting: Chimney Vent
  • Boiler Type: Steam
  • Boiler Controls: Honeywell Pressuretrol, Boiler Water Level Gauge Glass, and Steam Pressure Gauge. 
  • Heat Exchanger: Cast Iron Heat Exchanger with Cast Iron Push Nipples, Swing Door. 
  • Combustion: Beckett Oil Burner, Target Wall/Liner. 
  • Electrical: Wiring Harness, Burner Electric Disconnect. 
  • Safety: Electronic Low Water Cut Off. 
  • Other
    • Crated Boiler
    • Flush Jacket
    • ASME Relief Valve
    • Drain Valve
    • Plastic Cover
    • Two 2” Supply Tappings
    • 1-1/2” Return Tapping
    • Skim Port

For Tankless Heater Units: Add Tankless Hot Water Coil and 4006 Limit Control.


  • Tankless Coil.

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