Water Heater Electric Tank
A.O. Smith ProLine Standard Electric
A.O. Smith ProLine standard electric tank water heater for residential applications with dual 4,500-watt heating elements and a 6-year limited tank and parts warranty.
Power Source
ELECTRIC
Voltage
240V
Elements
2
Warranty — Tank
6 yr
Warranty — Parts
6 yr
Connection Location
TOP
Model Comparison
1 models
| Specification | 40 gal |
|---|---|
| Model | ENS-40 110 |
| UEF | 0.92 |
| First Hour Rating | 55 gal |
| Rated Storage Volume | 37 gal |
| Max Wattage | 4,500 W |
| Height | 49.75" |
| Diameter | 20.5" |
| Height to T&P | 40.75" |
| Shipping Weight | 98 lbs |
| Shipping Height | 53.63" |
| Shipping Length | 23.69" |
| Shipping Width | 21.5" |
Shared Specifications
All models| Power Source | ELECTRIC |
| Voltage | 240V |
| Elements | 2 |
| Warranty — Tank | 6 yr |
| Warranty — Parts | 6 yr |
| Connection Location | TOP |
| Water Connection | 3/4 in |
| Installation | INDOOR |
| Application | RESIDENTIAL |
| ASME Certified | No |
| Side Loop | No |
| T&P Relief Valve | Yes |
| Type | Water Heater |