A.O. Smith

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Discover a full line-up of water heaters to complete every job. A. O. Smith products provide durable and reliable hot water with commercial-grade components and easy-to-use technical support at the unit.
Featured A. O. Smith Water Heater Categories
A.O. Smith electric water heater
Electric Water Heaters
A.O. Smith gas water heater
Gas Water Heaters
A.O. Smith hybrid electric heat pump water heater
Heat Pump Water Heaters
A.O. Smith Tankless Water Heater
Tankless Water Heaters
Additional A. O. Smith Categories
A. O. Smith Smith commercial water heater Commercial Water Heaters
A.O. Smith storage tank Storage Tanks
A.O. Smith Boilers Boilers
Silo image of 3 A. O. Smith water heaters against blue background.
Tougher Components. Longer Performance. A. O. Smith’s ProLine® water heaters are residential products built with commercial-grade components. With premium components and innovative designs, ProLine® products are made specifically to meet all of your customer's hot water needs.
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278 Products

  • Hilliard, 4363 Lyman Drive

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278 Products

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50 gal. Tall 4.5kW 2-Element Electric Water Heater
A.O. Smith ProLine®

50 gal. Tall 4.5kW 2-Element Electric Water Heater
Part #AENT50202172000
Item #5076654
Mfr. Part #100336387
4 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
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40 gal. Tall 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
A.O. Smith ProLine®

40 gal. Tall 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
Part #AGCR4000L010000N
Item #5086278
Mfr. Part #100361442
3.3 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
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50 gal. Short 40 MBH Low NOx Power Vent Natural Gas Water Heater
A.O. Smith ProLine® XE

50 gal. Short 40 MBH Low NOx Power Vent Natural Gas Water Heater
Part #AGPVL5000L010S19
Item #4502160
Mfr. Part #100113740
3.5 out of 5 Customer Rating
  • Requires Certification

Points
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Your product has been successfully added to the list
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Out of Stock
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50 gal. Tall 4.5kW 2-Element Electric Water Heater
A.O. Smith ProLine®

50 gal. Tall 4.5kW 2-Element Electric Water Heater
Part #AENT50202172S45
Item #5076862
Mfr. Part #100336474
4.1 out of 5 Customer Rating
  • Requires Certification

Points
EACH
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Your product has been successfully added to the list
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50 gal. Tall 4.5 kW Residential Electric Water Heater
A.O. Smith

50 gal. Tall 4.5 kW Residential Electric Water Heater
Part #AHPTS50202172000E
Item #14105863
Mfr. Part #100393131
4.3 out of 5 Customer Rating
  • Requires Certification

Points
EACH
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66 gal. Tall 4.5 kW Residential Hybrid Electric Heat Pump Water Heater
A.O. Smith

66 gal. Tall 4.5 kW Residential Hybrid Electric Heat Pump Water Heater
Part #AHPTS66202172000E
Item #14105859
Mfr. Part #100393132
3.8 out of 5 Customer Rating
  • Requires Certification

Points
EACH
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Your product has been successfully added to the list
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40 gal. Tall 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
A.O. Smith ProLine®

40 gal. Tall 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
Part #AGCR4000L010S45
Item #5076678
Mfr. Part #100361531
3.6 out of 5 Customer Rating
  • Requires Certification

Points
EACH
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Your product has been successfully added to the list
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40 gal. Short 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
A.O. Smith ProLine®

40 gal. Short 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
Part #AGCRL4000L010000N
Item #5086269
Mfr. Part #100327516
3.3 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
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How to get it:
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40 gal. Tall 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
A.O. Smith ProLine®

40 gal. Tall 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
Part #AGCR4000L010S19
Item #5076656
Mfr. Part #100361446
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
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Out of Stock
How to get it:
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50 gal. Tall 4.5kW 2-Element Electric Water Heater
A.O. Smith ProLine®

50 gal. Tall 4.5kW 2-Element Electric Water Heater
Part #AENT50202172S41
Item #5076859
Mfr. Part #100336390
4.7 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
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Log in or Create an Account to see product availability.
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    0  Available
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    Not available in 'OH'
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40 gal. Short 4.5kW 2-Element Electric Water Heater
A.O. Smith ProLine®

40 gal. Short 4.5kW 2-Element Electric Water Heater
Part #AENS40202172S45
Item #5076724
Mfr. Part #100227537
4.8 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
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Log in or Create an Account to see product availability.
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    0  Available
    0 nearby
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    Not available in 'OH'
180 MBH Indoor Condensing Natural Gas Tankless Water Heater
A.O. Smith ProLine® XE

180 MBH Indoor Condensing Natural Gas Tankless Water Heater
Part #AATI340H00N000000
Item #4423863
Mfr. Part #100123391
3.7 out of 5 Customer Rating
  • Requires Certification

  • Green

 Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
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Log in or Create an Account to see product availability.
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'OH'
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    Not Available
    Shipping Not Available
    Not available in 'OH'
100 gal. 199 MBH Commercial Natural Gas Water Heater
A.O. Smith Cyclone® FLEX™

100 gal. 199 MBH Commercial Natural Gas Water Heater
Part #ABTH19900N410
Item #12237268
Mfr. Part #100339234
4.6 out of 5 Customer Rating
  • Requires Certification

  • Green

 Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
80 gal. Tall 4.5 kW Residential Electric Water Heater
A.O. Smith

80 gal. Tall 4.5 kW Residential Electric Water Heater
Part #AHPTS80202172000E
Item #14105725
Mfr. Part #100393134
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
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Log in or Create an Account to see product availability.
How to get it:
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    0  Available
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    Not available in 'OH'
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    Available
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    Not available in 'OH'
50 gal. Tall 4.5kW 2-Element Electric Water Heater
A.O. Smith ProLine®

50 gal. Tall 4.5kW 2-Element Electric Water Heater
Part #AEETU50422172S83
Item #10056784
Mfr. Part #100364456
4.6 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Out of Stock
How to get it:
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    Not available in 'OH'
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    Not available in 'OH'
75 gal. Tall 76 MBH Low NOx Power Vent Natural Gas Water Heater
A.O. Smith ProLine® XE

75 gal. Tall 76 MBH Low NOx Power Vent Natural Gas Water Heater
Part #AGPVX75L00L010000
Item #4502118
Mfr. Part #100310836
3.8 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    Available Nearby
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    Not available in 'OH'
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    Available
    Log in or Create an Account
    Shipping Not Available
    Not available in 'OH'
20 gal. Lowboy 6 kW Commercial Electric Water Heater
A.O. Smith Dura-Power™

20 gal. Lowboy 6 kW Commercial Electric Water Heater
Part #ADEL20101013000
Item #1796060
Mfr. Part #100131862
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
80 gal. Tall 12.2 kW Light Duty Commercial Electric Water Heater
A.O. Smith

80 gal. Tall 12.2 kW Light Duty Commercial Electric Water Heater
Part #ALTE8040R024000
Item #9678300
Mfr. Part #100297872
4 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
50 gal. Tall 40 MBH Ultra-Low NOx Atmospheric Vent Natural Gas Water Heater
A.O. Smith ProLine®

50 gal. Tall 40 MBH Ultra-Low NOx Atmospheric Vent Natural Gas Water Heater
Part #AGUC5000L010G41
Item #5096886
Mfr. Part #100351316
3.9 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Discontinued
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'OH'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'OH'
74 gal. Tall 75.1 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
A.O. Smith ProLine®

74 gal. Tall 75.1 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
Part #AFCG7500L010000
Item #1918972
Mfr. Part #100279887
4.4 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    Available Nearby
    Pick Up  Not Available
    Not available in 'OH'
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    Available
    Log in or Create an Account
    Shipping Not Available
    Not available in 'OH'
50 gal. Tall 4.5kW 2-Element Electric Water Heater
A.O. Smith ProLine®

50 gal. Tall 4.5kW 2-Element Electric Water Heater
Part #AENT50202172S83
Item #5076664
Mfr. Part #100336417
4.1 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
How to get it:
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    0  Available
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    Not available in 'OH'
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    Available
    Shipping Not Available
    Not available in 'OH'
28 gal. Lowboy 4.5kW 2-Element Top-Connect Electric Water Heater
A.O. Smith ProLine®

28 gal. Lowboy 4.5kW 2-Element Top-Connect Electric Water Heater
Part #AENLB30202172S45
Item #5107102
Mfr. Part #100297043
4.3 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
How to get it:
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    0  Available
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    Available
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    Not available in 'OH'
50 gal. Tall 4.5 kW Smart Hybrid Electric Heat Pump Water Heater with Anti-Leak Technology
A.O. Smith Voltex®

50 gal. Tall 4.5 kW Smart Hybrid Electric Heat Pump Water Heater with Anti-Leak Technology
Part #AHPTS50202172000
Item #9845370
Mfr. Part #100350404
3.3 out of 5 Customer Rating
  • Requires Certification

  • Green

 Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Discontinued
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'OH'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'OH'
50 gal. Tall 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
A.O. Smith ProLine®

50 gal. Tall 40 MBH Low NOx Atmospheric Vent Natural Gas Water Heater
Part #AGCG5000L010000
Item #5076786
Mfr. Part #100191291
3.6 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    Available Nearby
    Pick Up  Not Available
    Not available in 'OH'
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    Available
    Log in or Create an Account
    Shipping Not Available
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