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AO Smith Commercial Water Heaters

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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 15 Gallon DEL-15 Dura-Power Commercial Electric Water Heater - Lowboy (1PH, 6kW, 277V)
15 Gallon DEL-15 Dura-Power Commercial Electric Water Heater - Lowboy (1PH, 6kW, 277V)
SKU: DEL15-6.0L
AO Smith
SKU: DEL15-6.0L
Brand: AO Smith
$1,286.77 each
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Product Image of DRE-52, 50 Gallon 24 KW Lime Tamer Commercial Electric Water Heater
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Product Image of DSE-50, 50 Gallon 75 KW Dura-Power Commercial Electric Water Heater
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Product Image of 250 Gallon BTHL-250 250,000 BTU Cyclone LV Condensing Commercial Gas Water Heater with Modulating Burner (NG/LP)
$16,809.13 each
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Product Image of DSE-100, 100 Gallon 36 KW Dura-Power Commercial Electric Water Heater
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Product Image of Optional Leg Kit For All BTR Heaters
Optional Leg Kit For All BTR Heaters
SKU: 100109227
AO Smith
SKU: 100109227
Brand: AO Smith
$115.00 each
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Product Image of DSE-120, 120 Gallon 15 KW Dura-Power Commercial Electric Water Heater
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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 DSE-50, 50 Gallon 45 KW Dura-Power Commercial Electric Water Heater
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Product Image of DRE-120, 120 Gallon 36 KW Lime Tamer Commercial Electric Water Heater
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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 DVE-80, 80 Gallon 24 KW Lime Tamer Commercial Electric Water Heater
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Product Image of DVE-52, 50 Gallon 13.5 KW Lime Tamer Commercial Electric Water Heater
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Product Image of DVE-120, 120 Gallon 54 KW Lime Tamer Commercial Electric Water Heater
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Product Image of DRE-52, 50 Gallon 13.5 KW Lime Tamer Commercial Electric Water Heater
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Product Image of 100 Gallon BTL-275 275,000 BTU Master-Fit Ultra-Low NOx ANSI Commercial Gas Water Heater (NG)
$16,476.15 each
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Product Image of DSE-40, 40 Gallon 30 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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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-65, 65 Gallon 24 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 86 Gallon BTL 400 390,000 BTU Master-Fit Ultra-Low NOx ANSI Commercial Gas Water Heater (NG)
$21,690.49 each
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Product Image of 85 Gallon BTR-500 500,000 BTU ASME Commercial Gas Water Heater (NG)
$19,356.00 each
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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 80 Gallon Dura-Power DEN Commercial Electric Water Heater - Upright
$4,182.32 each
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Product Image of DSE-65, 65 Gallon 15 KW Dura-Power Commercial Electric Water Heater
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Product Image of DSE-120, 120 Gallon 45 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 65 Gallon BTR-305 305,000 BTU Commercial Gas Water Heater (NG)
$11,188.00 each
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Product Image of DSE-120, 120 Gallon 54 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 18 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DSE-120, 120 Gallon 75 KW Dura-Power Commercial Electric Water Heater
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Product Image of DVE-52, 50 Gallon 45 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DRE-120, 120 Gallon 15 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 45 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DRE-80, 80 Gallon 40.5 KW Lime Tamer Commercial Electric Water Heater
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Product Image of DVE-80, 80 Gallon 30 KW Lime Tamer Commercial Electric Water Heater
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Product Image of 81 Gallon BTL-120 120,000 BTU Master-Fit Ultra-Low NOx Commercial Gas Water Heater (NG)
$9,033.50 each
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Product Image of DVE-52, 50 Gallon 18 KW Lime Tamer Commercial Electric Water Heater
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Product Image of DVE-120, 120 Gallon 27 KW Lime Tamer Commercial Electric Water Heater
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Product Image of 100 Gallon BTL-199 199,000 BTU Master-Fit Ultra-Low NOx Commercial Gas Water Heater (NG)
$9,120.90 each
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Product Image of 81 Gallon BTR-154 154,000 BTU Commercial Gas Water Heater (NG)
$8,663.70 each
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Product Image of DSE-80, 80 Gallon 45 KW Dura-Power Commercial Electric Water Heater
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1-888-757-4774
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Product Image of DRE-52, 50 Gallon 18 KW Lime Tamer Commercial Electric Water Heater
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Product Image of DVE-120, 240 Gallon 36 KW Lime Tamer Commercial Electric Water Heater (1/3 Phase)
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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 50 Gallon Dura-Power DEL Commercial Electric Water Heater - Lowboy (1.5 kW 208V)
$2,833.71 each
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Product Image of DRE-80, 80 Gallon 54 KW Lime Tamer Commercial Electric Water Heater
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1-888-757-4774
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Product Image of 100 Gallon BTL-275 275,000 BTU Master-Fit Ultra-Low NOx Commercial Gas Water Heater (NG)
100 Gallon BTL-275 275,000 BTU Master-Fit Ultra-Low NOx Commercial Gas Water Heater (NG)
SKU: BTL-275
AO Smith
SKU: BTL-275
Brand: AO Smith
$12,635.53 each
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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