FEATURE | Signature G71V | Elite G61V | Elite G51 |
Energy Efficiency | 95% AFUE | Up to 95% AFUE | Up to 92.1% AFUE |
Meets Energy Star requirements |
|
|
|
Quiet Operation | Silent Comfort™ Technology | Silent Comfort™ Technology | Fully Insulated |
Variable Speed Motor |
|
| NO standard 4 speed AC |
Stages of Heating | Variable-capacity operation | 2 | 1 |
Enhanced Humidity Control |
|
| |
Ultralow Constant Fan |
|
| Low speed |
Insulated Blower Compartment |
|
|
|
Air Filter and Humidifier Compatible |
|
|
|
Ignition | SureLight® | SureLight® | SureLight® |
Parts and Control Warranty | 10 year limited warranty on parts and controls | 5 year limited warranty on parts and controls | 5 year limited warranty on parts and controls |
Heat Exchanger Warranty | Limited lifetime warranty | limited lifetime warranty | Limited Lifetime Warranty |