A.O. Smith

XP Commercial and Industrial Gas Boiler 1999.9 MBH Natural Gas

Part #AXWH200054N030000  |  Manufacturer Part #100211321

Input MBH :

1999.9 MBH
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Product Details

  • The all stainless steel water tube heat exchanger construction allows the XP water heater to operate in a continuous condensing mode while maximizing longevity and delivering thermal efficiencies as high as 99% when operating in low temp applications
  • A unique multi-burner design is control sequenced and modulated to produce turndown rates of up to 20:1
  • Precise temperature control and accurate load matching produce smooth system operation and eliminates wasteful short cycling and temperature overshooting
  • Advanced multi-burner, low Nox combustion technology
  • Complies with SCAQMD Rule 1146.2 for XWH1000 thru XWH2000 and Rule 1146.1 for XWH2600 and XWH 3400, and other air quality management districts with similar requirements for low Nox emissions
  • Advanced Sjola control with large touch screen user interface, factory standard with MODBUS protocol connections, the latest in energy saving algorithms
  • Utilizes leading edge multi pass water tube heat exchanger to maximize heat transfer
  • Direct vent up to 100 equivalent feet of pipe, sidewall or vertical


ANSI Specifications: ANSI Z21.10.3

Application: [Commercial, Industrial]

BTU: 1999900

Boiler Type: Gas

CEC Compliant: For Sale in CA

CSA Certified: CSA 4.3

Collection: XP

Energy Star Compliant: Yes

Fuel Type: Natural Gas

Green: [Yes, Energy Star]

Height: 86-1/4 in

Ignition System: Direct Spark Ignition

Input MBH : 1999.9 MBH

Length: 36 in

Material: [Extruded Aluminum Alloy, Stainless Steel]

Phase: Single Phase

Power Source: Gas

Return Pipe Connection: 3 in

Supply Pipe Connection: 3 in

UL Listed: No

Width: 22 in