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Product Availability –
Show In Stock Only (33)
Energy Factor –
0.80 - 0.85 (7)
0.90 - 0.95 (54)
0.95+ (31)
Flow Rate At 50F Temp Rise (GPM) –
0.4 (1)
0.6 (1)
1.2 (1)
4.4 (2)
4.5 (2)
6.1 (6)
6.2 (3)
6.9 (3)
7.5 (4)
12.5 (1)
Installation Type –
Indoor Only (38)
Indoor/Outdoor (7)
Outdoor Only (18)
Flow Rate At 40F Temp Rise (GPM) –
0.5 (1)
1.5 (1)
5.4 (2)
5.8 (2)
6.7 (6)
7.9 (3)
8.3 (3)
9.5 (4)
14.8 (1)
Fuel Type –
Electric (15)
Natural Gas (37)
Propane (17)
Type –
Condensing (39)
Non-Condensing (9)
Includes –
Gas Conversion Kit (8)
BTU (Max) –
120,000 (2)
140,000 (2)
160,000 (8)
180,000 (6)
190,000 (6)
199,000 (12)
380,000 (1)
398,000 (10)
597,000 (2)
Vent Type –
Concentric (2)
Direct Vent (26)
Outdoor (No Venting) (13)
Power Direct Vent (6)
Power Vent (6)
Application –
Commercial (30)
Residential (47)
Flow Rate At 70F Temp Rise (GPM) –
3.2 (2)
3.3 (2)
4.3 (6)
4.5 (2)
4.8 (4)
5.4 (4)
8.5 (1)
10.8 (10)
16.2 (2)
Flow Rate At 60F Temp Rise (GPM) –
0.2 (1)
0.5 (1)
1 (1)
3.8 (2)
3.9 (2)
5 (6)
5.3 (3)
5.5 (3)
6.3 (4)
10.5 (1)
Review Score –
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(9)
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(3)
(1)
(1)
Price Range –
$100 to $200 (4)
$200 to $300 (12)
$300 to $400 (2)
$500 to $600 (1)
$900 to $1000 (4)
$1000 to $1500 (8)
$1500 to $2000 (20)
$2000 to $2500 (5)
$4000 to $4500 (1)
$5000 to $10000 (12)
AO Smith Tankless Water Heaters
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$1,366.33 each
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$4,024.37 each
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$1,137.14 each
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$1,657.64 each
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$8,880.22 each
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