WB2B 45, 127,000 BTU Output Vitodens 200-W Wall-Mounted Condensing Gas Boiler Zoom

WB2B 45, 127,000 BTU Output Vitodens 200-W Wall-Mounted Condensing Gas Boiler


WB2B860 is no longer available at SupplyHouse.com
SupplyHouse.com no longer carries this brand. We apologize for the inconvenience.



Fuel Type: Propane
Natural Gas
Weight (lbs): 187 lbs
System Type: Hydronic (Water)
Length (Inches): 15"
Width (Inches): 19"
Features: Condensing
Direct Vent
EI/Spark Ignition
Wall Mounted
BTU Input: 160000
BTU Output: 127000
Warranty: 2 Year Ltd. Warranty on Parts/ Ltd. Lifetime on Pressure Vessel
Height (Inches): 33.5
Max Pressure (PSI): 30
Boiler Type: High Efficiency
Application: Heating

Description for WB2B860

Equipped with the industry's first intelligent combustion management system and powerful control technology, the new generation Vitodens 200 gas-fired, wall-mount, condensing boiler delivers unparalleled performance, reliability, and comfort.


  • Best value in its class with new industry-leading technology and the most standard features.
  • Highest efficiency of up to 98% at full modulation and up to 96.1% A.F.U.E.
  • Lasting Performance with industry-leading Viessmann made SA240 316 Ti stainless steel Inox-Radial heat exchanger constructed to CSA B51 and ASME Section IV.
  • Low-Emission Combustion with Viessmann made stainless steel MatriX cylinder burner. Factory calibrated.
  • Fast installation and reduced maintenance with Lambda Pro, industry-first intelligent combustion management system: adjusts automatically to gas type and quality. No fuel conversion kit required.
  • Viessmann Vitotronic on-board multi-function outdoor reset boiler and system control for multi-temperature space and DHW heating
  • Multi-boiler installation up to 1480 MBH with up to 4 boilers (models WB2B 17-45 and up)
  • Greater Venting Flexibility with increased vent length (up to 180') and multiple venting options:
    • Horizontal or vertical sealed combustion coaxial venting
    • Horizontal, vertical or hybrid sealed combustion double-pipe venting
    • Horizontal or vertical single-wall venting
  • True high altitude operation up to 10,000 ft with simple electronic adjustment.
  • Extremely Quiet Operation; quieter than most refrigerators.
  • Compact, zero clearance to combustibles.
NOTE: Image depicts Vitodens 100-W Model, not 200-W.

PLEASE NOTE: The product weighs 187 lbs. and may require the use of a
lift gate.
If you do require a lift gate at your delivery, you'll have the option to add this FREE of charge when you checkout.

WB2B 45, 127,000 BTU Output Vitodens 200-W Wall-Mounted Condensing Gas Boiler

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