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SGO Series 4 Oil-Fired Steam Boiler

  • sgo-series-4-img.jpg
  • Oil-fired steam boiler with cast iron sections and tankless heater opening
  • Has large water content for longer steaming times
  • Two flue outlets- rear and top - for complete venting flexibility
  • Includes service switch and Weil-McLain exclusive captured elastomer seals for added reliability
  • Quick open top and swing-away burner door with full chamber access increase visibility for inspection and servicing
  • Recessed target wall design protects unit from flue brushes
  • 85% AFUE
  • Available assembled or as a knockdown for installation areas with limited space

Technical Data

Model AHRI Burner Capacity (GPH) Input Rating (MBH) DOE Heating Capacity (MBH) AFUE Net AHRI Steam Ratings (MBH) Steam (Sq. Ft.) Tankless Heater Intermittent Draw Rating (GPM) Draft Loss Through Boiler (in. w/c)7 Chimney
Size
Approx. Shipping Weight (Lbs.)
Rectangular (in.) Round (in.) Height (Ft.)
SGO-3 0.95 133 114 85.0% 86 358 3.25 .020 8x8 6 15 600
SGO-4 1.20 168 144 85.0% 108 450 3.50 .010 8x8 6 15 705
SGO-5 1.45 203 174 85.0% 131 546 3.75 .015 8x8 7 15 820
SGO-6 1.75 245 210 85.0% 158 658 4.00 .015 8x8 7 15 920
SGO-7 2.00 280 240 85.0% 182 758 4.00 .015 8x8 8 15 990
SGO-8 2.30 322 266 200 833 4.00 .025 8x12 8 20 1090
SGO-9 2.55 357 295 221 921 4.00 .030 8x12 8 20 1195