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. 

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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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