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American 40-gallon Gas Water Heaters - Comparison
Check out the comparison table of the top features of the
American 40-gallon gas water heaters, including direct, power, and
atmospheric vented models.
Technical data comparison
| Specs. --------- Model |
Input (Btu) x1000 |
First Hour Delivery (GPH) |
Recov- ery Rate (90F) (GPH) |
Efficie- ncy |
Approx. Height/ Type (Inch) |
Vent Type |
Warr anty |
| Direct Vent | |||||||
| DVG62-40S38-NOV | 38 | 72 | 41 | 0.60 | 64 |
DV | 6 |
| Ultra Low-NOx | |||||||
| UG61-40T40-3NV | 40 | - | 41 | 0.59 | 62 |
A | 6 |
| UG62-40T40-3NV | 40 | - | 41 | 0.62 | 62 |
A | 6 |
| Ultra Low-NOx Direct Vent | |||||||
| DVUG62-40S36-NV | 36 | - | 39 | 0.59 | 65 | DV | 6 |
| Ultra Low-NOx Power Vent | |||||||
| PVUG62-40T42-NV | 42 | 69 | 42.6 | 0.68 | 67 | PV | 6 |
| PowerFlex Power Vent | |||||||
| PVG62-40S40-NVS | 40 | 73 | 44.7 | 0.70 | 59 | PV | 6 |
| PVG62-40T50-NVS | 50 | 90 | 55.9 | 0.70 | 68 | PV | 6 |
| PVG62-40T42-NV | 42 | - | 42.6 | 0.67 | 67 | PV | 6 |
| PowerFlex Power Direct Vent | |||||||
| PDVG62-40T42-NV | 42 | - | 42.6 | 0.67 | 67 | PDV | 6 |
| Mobile Home FVIR | |||||||
| MFG61-40T40-3N0V | 40 32 |
- | 41 33 |
0.59 | 61 | A | 6 |
| Flame Guard | |||||||
| BFG91-40S40-3NOV | 40 36 |
- | 40.5 36.5 |
0.59 | 52 | A | 9 |
| BFG91-40T40-3NOV | 40 36 |
- | 40.5 36.5 |
0.59 | 62 | A | 9 |
| BFG122-40T40-3NOV | 40 36 |
- | 40.5 36.5 |
0.63 | 62 | A | 12 |
| BFG61-40S40-3NOV | 40 36 |
- | 40.5 36.5 |
0.59 | 52 | A | 6 |
| BFG61-40T40-3NOV | 40 36 |
- | 40.5 36.5 |
0.59 | 62 | A | 6 |
| BFG62-40S40-3NOV | 40 36 |
- | 40.5 36.5 |
0.62 | 52 | A | 6 |
| BFG62-40T40-3NOV | 40 36 |
- | 40.5 36.5 |
0.63 | 62 | A | 6 |
| Mobile Home Sealed Combustion | |||||||
| MHSCG-62-40T32-3NV | 32 | - | 33 | 0.59 | 56 | DV | 6 |
Vent type:
A-Atmospheric, PV-Power Vent, DV-Direct Vent, PDV-Power Direct Vent
Gas type:
For propane, substitute "P" for "N" in the model number.
If the table cell has two values... upper values are for natural gas while lower values are for propane.
Models with the energy factor, EF, of 0.67 and over are Energy Star.
Features comparison
| Features --------- Model |
Anode Rod |
Advanced Diagnostic |
Intellig. Control Logic |
Lime Fighter Dip Tube |
Low NOx Design |
Igniter |
| Direct Vent | ||||||
| DVG62-40S38-NOV | 1 Core- Gard |
LED | Yes | Diffuser | No | Piezo |
| Ultra Low-NOx | ||||||
| UG61-40T40-3NV | 1 (Heavy Duty) |
Yes | Yes | Yes | Yes | Piezo |
| UG62-40T40-3NV | 1 (Heavy Duty) |
Yes | Yes | Yes | Yes | Piezo |
| Ultra Low-NOx Direct Vent | ||||||
| DVUG62-40S36-NV | 1 (Heavy Duty) |
No | No | Stand. | Yes | Piezo |
| Ultra Low-NOx Power Vent | ||||||
| PVUG62-40T42-NV | 1 (Al) | Yes | Yes | Yes | Yes | Electr. |
| PowerFlex Power Vent | ||||||
| PVG62-40S40-NVS | 1 | LED | No | Yes | No | HSI |
| PVG62-40T50-NVS | 1 | LED | No | Yes | No | HSI |
| PVG62-40T42-NV | 1 (Heavy Duty) | Yes | No | Stand. | Yes | Electr. |
| PowerFlex Power Direct Vent | ||||||
| PDVG62-40T42-NV | 1 (Heavy Duty) | Yes | No | Stand. | Yes | Electr. |
| Mobile Home FVIR | ||||||
| MFG61-40T40-3N0V | 1 | LED | Yes | Stand. | Yes | Piezo |
| Flame Guard | ||||||
| BFG91-40S40-3NOV | 1 (Heavy Duty) |
Yes | Yes | Yes | Yes | Piezo |
| BFG91-40T40-3NOV | 1 (Heavy Duty) |
Yes | Yes | Yes | Yes | Piezo |
| BFG122-40T40-3NOV | 1 (Heavy Duty) |
Yes | Yes | Yes | Yes | Piezo |
| BFG61-40S40-3NOV | 1 (Heavy Duty) |
Yes | Yes | Yes | Yes | Piezo |
| BFG61-40T40-3NOV | 1 (Heavy Duty) |
Yes | Yes | Yes | Yes | Piezo |
| BFG62-40S40-3NOV | 1 (Heavy Duty) |
Yes | Yes | Yes | Yes | Piezo |
| BFG62-40T40-3NOV | 1 (Heavy Duty) |
Yes | Yes | Yes | Yes | Piezo |
| Mobile Home Sealed Combustion | ||||||
| MHSCG-62-40T32-3NV | 1 (Heavy Duty) |
No | No | No | No | Pilot |
The CoreGard anode rod has a stainless steel core for superior metal tank protection and longer life.
The Lime-Fighter and diffuser dip tube are used to reduce the lime and sediment buildup.
The Intelligent Control Logic is a small microprocessor used for better accuracy and performance of the water heater.
HSI - Hot surface ignition
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