Water Heater Electric Tankless
A.O. Smith ProLine Whole-Home Electric Tankless
A.O. Smith ProLine whole-home electric tankless water heater for residential applications, with on-demand hot water, multiple heating chambers, and a 5-year limited parts warranty.
Power Source
ELECTRIC
Elements
4
Warranty — Heat Exchanger
15 yr
Warranty — Parts
5 yr
Installation
INDOOR
Application
RESIDENTIAL
Model Comparison
1 models
| Specification | 22 kW |
|---|---|
| Model | R4LA-220E 100 |
| Voltage | 240V |
| Amperes | 100A |
| UEF | 0.92 |
| Max Flow Rate | 2.2 GPM |
| Height | 17.75" |
| Width | 11.5" |
| Shipping Weight | 22 lbs |
| Shipping Height | 21.56" |
| Shipping Length | 19.81" |
| Shipping Width | 11.06" |
Shared Specifications
All models| Power Source | ELECTRIC |
| Elements | 4 |
| Warranty — Heat Exchanger | 15 yr |
| Warranty — Parts | 5 yr |
| Installation | INDOOR |
| Application | RESIDENTIAL |
| ASME Certified | No |
| Side Loop | No |
| Type | Tankless Water Heater |