AO Smith BTR120

BTR-120 Commercial Tank Type Water Heater Nat Gas 71 Gal Master-Fit 120,000 BTU Input

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AO Smith BTR120

AO Smith BTR-120 Commercial Tank Type Water Heater Nat Gas 71 Gal Master-Fit 120,000 BTU Input
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Quick Specs:
Brand: AO Smith
UPC: 671657939694
Stock Id: SID256025
Type: Water Heaters
Fuel Type: Natural Gas
Height: 45"
Total Capacity: 71 Gallons
Volts: 120 Volts
Technical Details
Features: Commercial
Installation: Indoor
Warranty: 3 Year Limited
Application: Plumbing
Diameter: 27.75"
Hertz: 60Hz
Efficiency: 0.80%
BTU Input: 100,000
Max PSI: 160 psi
Vent Size: 5"
Water Connection: 1-1/2"
Gas Connection: 3/4"
Gas Input: 14" W.C. Max
Recovery 100°F Rise: 116 GPH

Compact and easy to install! Master-Fit gas water heaters (with automatic flue damper) fit in tight spaces because they're up to one foot shorter than the models they replace. These self-cleaning units can be installed standalone, manifolded or connected to storage tanks.


  • Commercial tank type water heater
  • The eliminator self-cleaning system designed to significantly reduce, or eliminate sediment build-up inside the tank. Reduced sediment build-up maintains rated thermal effi ciency and reduces water heating costs. Self-cleaning system prolongs tank life
  • Factory-installed draft diverter and flue damper. Low-profile draft diverter helps for installation in tight spaces. Automatic motorized flue damper helps minimize standby heat loss
  • Three water connection options for added flexibility. Hot and cold water connections can be made through front, top or rear of unit. Eliminator system operates when cold water is connected through front
  • Permaglas ultra coat glass lining exclusive process provides superior protection against corrosion. Coregard anode rods with stainless steel core provide additional corrosion protection
  • Intermittent electronic ignition eliminates standing pilot, saves energy. Includes power on/off switch. Provides flame failure response in less than one second
  • Factory- installed CSA certified, and ASME rated T and P relief valve
  • 80% thermal efficiency
  • Fully automatic control system. Manual-reset gas shut-off device prevents excessive water temperature. Adjustable thermostat with 120ºF — 180ºF range. Gas pressure regulator and pilot filter
  • Hand hole cleanout, allows easy access to tank interior for cleaning
  • Recovery cap. 100°F Rise GPH: 116
  • Gallon capacity: 71
  • Input BTU/HR : 120,000
  • Vent size: 5
  • Made in USA


  • Type: Water Heaters
  • Fuel Type: Natural Gas
  • Installation: Indoor
  • Application: Plumbing
  • Features: Commercial
  • Capacity: 71 Gallons
  • BTU Input: 100,000
  • Vent Size: 5"
  • Height: 45"
  • Diameter: 27.75"
  • Vent Type: Type: B
  • Efficiency: 0.80%
  • Water Connection: 1-1/2"
  • Gas Input: 14" W.C. Max
  • ASME: No
  • Gas Connection: 3/4"
  • Warranty: 3 Year limited
  • Recovery 100°F Rise: 116 GPH
  • Voltage: 120v
  • Hertz: 60
  • Max PSI: 160 psi

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