Bosch Singular 5200 199,000/140,000H BTU Combi Gas-Fired Wall-Hung Condensing Boiler

SKU: 10454


Bosch Singular combi boilers are the “singular solution” for efficient, dependable home heating with up to 7.7 gallons per minute of domestic hot water production. Depending on incoming water temperature, Singular can run up to three showers and a dishwasher simultaneously. Singular is a wall-mounted combi boiler that can be used in many hydronic heating applications. Their small, lightweight form makes for easy installation, and the stainless steel heat exchanger system offers excellent performance at a cost-effective price. Singular is highly efficient, with a 95% AFUE rating; this makes your new system eligible for up to 75% savings in local and/or federal energy rebate programs. Visit to find the available efficiency rebates in your area.

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  • High-efficiency condensing combi wall boiler – 95% AFUE rating
  • Built-in boiler circulator pump
  • Stainless steel primary & secondary heat exchangers for cost-effective, reliable performance
  • All models are field convertible from NG to LP with included conversion kit
  • Capable of outdoor reset with accessory temperature sensor (not included)
  • Eco-friendly low NOx metal fiber burner
  • Turndown ratio up to 10:1
  • 2″ PVC vent up to 60′ (3″ venting up to 150′)
  • Exhaust gas temperature sensor ensures safe operation
  • 10-year heat exchanger, 5-year parts
  • Vent Type: Direct Vent
  • Fuel Type: Propane, Natural Gas
  • Efficiency: 95%
  • BTU Input: 199000
  • Voltage: 120v
  • Features: High Efficiency, Condensing, Combo DHW
  • System Type: Hydronic (Water)
  • 18.1“ x 27.6” x 11.6“ (460 mm x 700 mm x 295 mm)
Weight 80 lbs


Singular Combi Boiler, Singular Combi Boiler User Guide

Singular Combi Boiler
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Singular Combi Boiler User Guide
Download PDF