Supplier of hot water heaters for home and domestic use

Types of hot water heater heaters supplied by

A. O. Smith Water Products Co.

Storage Electric Hot Water Heater

Storage Hot Water Heater Natural Gas

Storage Hot Water Heater Propane & Natural Gas

Storage Water Heater Propane Gas

A.O. Smith Water Products Company has placed a premium on engineering excellence. This has resulted in many "firsts" in both residential and commercial water heaters and boilers. For over 60 years, an ongoing commitment to innovation and continuous product improvement has made A.O. Smith one of the most trusted, most asked for names in water heaters.

A O Smith Storage

Natural Gas Hot Water Heaters models available sorted from smallest tank size model of 28 gallons to largest storage tank heater of 65 gallons. Notice that similar sized tank heaters have different energy factors and some also have different first hour flow ratings. The heat input factor varies with model and size.
First Hour Flow Rating Energy Factor Tank Size Galls Btu/Hour
66 0.59 28 40
66 0.56 30 40
66 0.56 30 38
66 0.57 30 40
67 0.61 30 38
77 0.57 30 50
66 0.58 30 40
66 0.59 30 40
67 0.57 30 38
67 0.58 30 40
67 0.57 30 40
58 0.57 30 32
54 0.58 30 40
54 0.57 30 40
67 0.61 30 40
66 0.57 30 38
67 0.62 30 40
56 0.58 30 32
67 0.62 30 38
54 0.58 30 38
56 0.57 30 32
66 0.58 30 37
54 0.57 30 38
71 0.57 38 40
88 0.55 38 50
77 0.58 40 38
76 0.55 40 38
71 0.56 40 40
75 0.59 40 42
76 0.56 40 40
77 0.57 40 38
81 0.59 40 40
65 0.56 40 32
76 0.62 40 40
88 0.58 40 50
65 0.57 40 32
75 0.65 40 40
63 0.57 40 35
65 0.57 40 38
76 0.63 40 40
76 0.61 40 38
65 0.55 40 40
76 0.57 40 38
76 0.55 40 40
74 0.56 40 50
69 0.62 40 46
76 0.57 40 40
76 0.62 40 38
70 0.58 40 32
65 0.56 40 40
65 0.55 40 38
76 0.61 40 40
90 0.55 48 50
89 0.6 50 40
73 0.58 50 32
103 0.6 50 65
84 0.6 50 38
89 0.59 50 38
84 0.6 50 40
89 0.56 50 40
89 0.6 50 38
110 0.54 50 60
110 0.55 50 60
78 0.55 50 38
78 0.53 50 38
78 0.56 50 40
90 0.62 50 40
78 0.55 50 40
78 0.54 50 40
78 0.56 50 38
78 0.54 50 38
90 0.53 50 57
78 0.53 50