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24" (9)
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$3500 to $4000 (5)

AO Smith Commercial Water Heaters

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Product Image of 40 Gal. Dura-Power DEL Lowboy Electric Heater (12 kW 208V)
$2,706.35 each
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Product Image of 80 Gallon DEN-80 Dura-Power Commercial Electric Water Heater - Upright (3PH, 12.2kW, 480V)
80 Gallon DEN-80 Dura-Power Commercial Electric Water Heater - Upright (3PH, 12.2kW, 480V)
SKU: DEN-80D-480
AO Smith
SKU: DEN-80D-480
Brand: AO Smith
$4,311.34 each
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Product Image of 10 Gallon Dura-Power DEL Commercial Electric Water Heater - Lowboy
$1,320.68 each
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Product Image of 85 Gallon BTR-500 500,000 BTU ASME Commercial Gas Water Heater (NG)
85 Gallon BTR-500 500,000 BTU ASME Commercial Gas Water Heater (NG)
SKU: BTR-500A
AO Smith
SKU: BTR-500A
Brand: AO Smith
$19,356.00 each
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Product Image of DRE-52, 50 Gallon 36 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 15 Gallon DEL-15 Dura-Power Commercial Electric Water Heater - Lowboy (1PH, 6kW, 277V)
$1,286.77 each
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Product Image of 100 Gallon BTR-197N 199,000 BTU High-Altitude Commercial Gas Water Heater (NG)
$9,695.79 each
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Product Image of DSE-40, 40 Gallon 36 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DSE-50, 50 Gallon 54 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 50 Gallon Dura-Power DEL Commercial Electric Water Heater - Lowboy
$2,932.50 each
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1-888-757-4774
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Product Image of 75 Gallon BPD-80 76,000 BTU Conservationist Power Direct Vent Commercial Gas Water Heater (NG)
$5,647.43 each
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Product Image of 20 Gallon DEL-20 Dura-Power Commercial Electric Water Heater - Lowboy (1PH, 3kW, 277V)
$1,213.67 each
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Product Image of DVE-52, 50 Gallon 30 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 86 Gallon BTL-310 310,000 BTU Master-Fit Ultra-Low NOx ANSI Commercial Gas Water Heater (NG)
$15,884.29 each
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Product Image of DRE-120, 120 Gallon 54 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DVE-52, 50 Gallon 13.5 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 100 Gallon BTH-150 150,000 BTU Cyclone Mxi ASME Commercial Gas Water Heater (NG)
$14,454.57 each
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Product Image of DSE-50, 50 Gallon 30 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 20 Gallon DEL-20 Dura-Power Commercial Electric Water Heater - Lowboy (1PH, 4kW, 277V)
$1,320.68 each
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Product Image of DRE-120, 120 Gallon 40.5 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 30 Gallon Dura-Power DEL Commercial Electric Water Heater - Lowboy
$2,525.58 each
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1-888-757-4774
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Product Image of DRE-120, 120 Gallon 36KW Lime Tamer Commercial Electric Water Heater - Upright (3PH, 208V)
$9,749.83 each
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Product Image of DSE-20, 20 Gallon 18 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 40 Gal. Dura-Power DEN Upright Electric Heater (12 kW 208V)
$2,476.06 each
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Product Image of 81 Gallon BTR-154 154,000 BTU Commercial Gas Water Heater (LP)
$9,253.63 each
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Product Image of DSE-80, 80 Gallon 75 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 100 Gallon BTR-250 250,000 BTU Commercial Gas Water Heater (LP)
$11,945.00 each
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Product Image of DSE-100, 100 Gallon 15 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DSE-50, 50 Gallon 75 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DVE-52, 50 Gallon 36 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DVE-120, 120 Gallon 27 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 20 Gallon DEL-20 Dura-Power Commercial Electric Water Heater - Lowboy (1PH, 6kW, 277V)
$1,190.23 each
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Product Image of 220 Gallon BTHL-400 399,900 BTU Cyclone LV Condensing Commercial Gas Water Heater with Modulating Burner (NG/LP)
$25,153.00 each
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Product Image of DRE-80, 80 Gallon 24 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DSE-40, 40 Gallon 18 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of Quad Manifold Kit for AO Smith Water Heater
$2,289.16 each
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Product Image of DSE-65, 65 Gallon 36 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 100 Gallon BTR-275 275,000 BTU ASME Commercial Gas Water Heater (NG)
$14,581.20 each
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Product Image of DSE-30, 30 Gallon 24 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of C2VA-140X Point-of-Use 2-Chamber Commercial Electric Tankless Water Heater
$540.89 each
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Product Image of DRE-80, 80 Gallon 13.5 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DVE-80, 80 Gallon 18 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 10 Gallon Compact DEL-10 Dura-Power Commercial Electric Water Heater - Light Duty Lowboy (1PH, 2.5kW, 208V)
$1,386.28 each
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Product Image of Sidewall Power Vent System for AO Smith BT-65 thru BT-100
$1,791.67 each
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Product Image of 100 Gallon BTR-400 390,000 BTU ASME Commercial Gas Water Heater (NG)
$17,879.00 each
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Product Image of 74 Gallon BL-80 75,100 BTU Conservationist Ultra-Low Nox Commercial Gas Water Heater (NG)
$4,692.71 each
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Product Image of DSE-50, 50 Gallon 36 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DSE-65, 65 Gallon 75 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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More About AO Smith Commercial Water Heaters

AO Smith Commercial Water Heaters deliver high-capacity hot water for restaurants, offices, apartment buildings, and other heavy-use spaces. Available in gas, propane, and electric models to match your fuel source and system needs. 

Key Features
  • Multiple Fuel Options - Natural gas, propane, and electric 
  • Fast Recovery Rates - Keeps up with heavy, repeated use 
  • Durable Build - Corrosion-resistant tanks for long service life 
  • Smart Controls - Digital or mechanical options for easy temp control 
  • Built for Service - Accessible components speed up maintenance
Real-World Benefits
  • Powers through peak demand with consistent output 
  • Ideal for commercial kitchens, gyms, or multi-unit buildings 
  • Lowers replacement costs with rugged, long-lasting designs 
  • Flexible install options across gas and electric setups 
  • Install & Maintenance Tips 
  • Flush tanks quarterly to reduce scale buildup 
  • Check anode rods annually to extend tank life 
  • Size the heater for peak usage, not just average load
FAQs

Q: Can these run in a recirculation loop? 

 A: Yes, most models support continuous flow setups. 

Q: What fuel types are available? 

 A: You'll find electric, natural gas, and propane options. 

Q: Can I install this in a multi-family home? 

 A: Yes, it's a strong choice for any high-demand application. 

Q: How long do commercial heaters last? 

 A: With maintenance, they typically run 10 to 15 years. 

Q: Do they come with thermostats? 

 A: Most models include digital or manual controls for temp settings