Product Details:
| Intended Household: | 3-4 Person |
|---|---|
| Application: | Plumbing |
| Capacity (Gallons): | 50 |
| Fuel Type: | Electric |
| Voltage: | 240v |
| Number of Elements: | 2 |
| Max Input (KW): | 4.5 |
| 1st Hour Delivery (Gallons): | 73 |
| Energy Factor: | 0.95 |
| Recovery 90°F Rise: | 21 GPH |
| Phase: | 1 |
| Diameter (Inches): | 20-1/2" |
| Weight (lbs): | 125 lbs |
| Height (Inches): | 60.5" |
| ASME: | No |
| Energy Star Rated: | No |
| Warranty: | 10 Year Tank/6 Year Parts Limited |

Tim, Yes, we would recommend having it installed by a licensed plumber who installs AO Units, and in terms of replacements, you can contact AO Smith directly for that information.