ENERGY STAR® Qualified Products

ENERGY STAR®

HIGH EFFICIENCY WATER HEATERS

Think Green, Save Green

ENERGY STAR® Program

Sponsored by the U. S. Environmental Protection Agency and the Department of Energy, the ENERGY STAR® program promotes environmentally conscious products, which often can translate into savings for homeowners. We are pleased to announce that the following A. O. Smith high efficiency models have been recognized as ENERGY STAR® water heaters. These are ideal hot water solutions for the homeowner looking to go green and save green.

*Effective as of September 1, 2010.

Residential


High Efficiency Models

 
Model Number   Series   Gallon Capacity   Energy Factor   Recovery Rise 90oF GPH   Vent Connection (Inches)   Input BTU/HR   Height*   Diameter   First Hour Rating Gallons  
6-Year Tank and Parts Warranty  
GAHH-40   102400.70433 or 440,00061 3/42070
GAHH-50   100500.70433 or 440,00060 5/82281
Tall Models  
GCF-40   100400.67423 or 440,00064 1/42067
GCF-50   100500.67423 or 440,00063 1/22281
Short Models  
GCFL-40   100400.67423 or 440,000542267

Power Vent Models

 
GPVL-40   200400.7044.72, 3 or 440,000592273
GPVT-40   200400.7055.92, 3 or 450,00068-1/22090
GPVL-50   200500.7044.72, 3 or 440,00060-1/82490
GPVT-50   200500.7055.92, 3 or 450,00068-1/82296
GPVX-50L   200500.7069.32, 3 or 562,00061-1/824110
GPVX-75L   200750.6780.42, 3 or 672,00070-5/826155
*Height to top of draft hood
Propane inputs: GPVR-40, GPVR-50: 40,000 BTU

High Recovery Power Vent Models

 
Model Number   Series   Gallon Capacity   Thermal Efficiency   Recovery Rise 90oF GPH   Vent Connection (Inches)   Input BTU/HR   Height*   Diameter   Standby Loss (BTUs/Hr)  
GPHE-50   1005090%92276,00070-5/822364
GDHE-50   1305096%1292 or 3100,00066-3/422499
GDHE-75   1307596%1292 or 3100,00064-3/427-3/4-
GDHE-50   1315096%1292 or 3100,00066-3/422499
GDHE-75   1317596%1292 or 3100,00064-3/427-3/4-
*Height to top of draft hood

Tankless Models

 
Model NumberType   BTU Input Natural/Propane   Energy Factor (EF)   Hot Water Output (GPM)  
Minimum   Maximum    Maximum   45°F Rise   70°F Rise  
Non-Condensing  
ATI-110-NIndoor/Natural19,500140,0000.826.65.13.3
ATI-110-PIndoor/Propane19,500140,0000.826.65.13.3
ATI-310-NIndoor/Natural11,000190,0000.828.06.94.4
ATI-310-PIndoor/Propane11,000190,0000.828.06.94.4
ATI-510-NIndoor/Natural11,000199,0000.8210.07.24.7
ATI-510-PIndoor/Propane11,000199,0000.8210.07.24.7
ATI-110U-NIndoor/Natural15,000140,0000.826.65.13.3
ATI-310U-NIndoor/Natural15,000190,0000.828.07.24.4
ATI-510U-NIndoor/Natural15,000199,0000.8210.06.94.7
ATO-110-NOutdoor/Natural19,500140,0000.826.65.13.3
ATO-110-POutdoor/Propane19,500140,0000.826.65.13.3
ATO-310-NOutdoor/Natural11,000190,0000.828.06.94.4
ATO-310-POutdoor/Propane11,000190,0000.828.06.94.4
AT0-510-NOutdoor/Natural11,000199,0000.8210.07.24.7
ATO-510-POutdoor/Propane11,000199,0000.8210.07.24.7
ATO-110U-NOutdoor/Natural15,000140,0000.826.65.13.3
ATO-310U-NOutdoor/Natural15,000190,0000.828.06.94.4
ATO-510U-NOutdoor/Natural15,000199,0000.8210.07.24.7
Condensing  
ATI-140H-N Indoor/Natural15,000120,0000.936.66.64.3
ATI-140H-PIndoor/Propane15,000120,0000.936.66.64.3
ATO-140H-N Outdoor/Natural15,000120,0000.936.66.64.3
ATO-140H-POutdoor/Propane15,000120,0000.936.66.64.3
ATI-240H-NIndoor/Natural15,000160,0000.956.66.64.3
ATI-240H-PIndoor/Propane13,000160,0000.956.66.64.3
ATI-320H-NIndoor/Natural13,000180,0000.918.07.34.7
ATI-320H-PIndoor/Propane13,000180,0000.918.07.34.7
ATI-340H-NIndoor/Natural15,000180,0000.958.07.64.9
ATI-340H-PIndoor/Propane13,000180,0000.958.07.64.9
ATI-520H-NIndoor/Natural13,000199,0000.919.08.15.2
ATI-520H-PIndoor/Propane13,000199,0000.919.08.15.2
ATI-540H-NIndoor/Natural15,000199,0000.9510.08.45.4
ATI-540H-PIndoor/Propane13,000199,0000.9510.08.45.4
ATO-320H-NOutdoor/Natural13,000180,0000.918.07.34.7
ATO-320H-NOutdoor/Natural13,000180,0000.918.07.34.7
ATO-520H-NOutdoor/Natural13,000199,0000.919.08.15.2
ATO-520H-POutdoor/Propane13,000199,0000.919.08.15.2
AT0-240H-NOutdoor/Natural15,000160,0000.956.66.64.3
ATO-240H-POutdoor/Propane13,000160,0000.956.66.64.3
ATO-340H-NOutdoor/Natural15,000180,0000.958.07.64.9
ATO-340H-POutdoor/Propane13,000180,0000.958.07.64.9
ATO-540H-POutdoor/Natural15,000199,0000.9510.08.45.4
ATO-540H-POutdoor/Propane13,000199,0000.9510.08.45.4


Hybrid Electric Models

 
Model Number   Gallon Capacity   Energy Factor By Mode   1st Hour Rating Galon By Mode   Standard Voltage   No. Of Elements   Standard Input (KW) Upper/Lower   Height (Inches)   Diameter (Inches)  
Eff   Hybrid   Elect   Eff   Hybrid   Elect  
10-Year Tank and Parts Warranty  
SHPT-50   502.782.75.8942.167.559.124024500/45006322
PHPT-60   602.402.33.8851686624024500/200067-1/324 1/2
PHPT-80   802.302.33.8570847624024500/200081-1/224 1/2




Cirrex® Solar System Packages

 
Model Number   Heat Exchanger   Solar Energy Factor*   Number of Solar Collectors  
Deluxe Solar System Packages  
SACI-01-M200501   Single Wall Internal Coil1.9 - 2.21
SACI-02-M200202   Single Wall Internal Coil2.3 - 3.02
SACI-02-M200402   Single Wall Internal Coil3.3 - 5.32
SACI-03-M200203   Single Wall Internal Coil4.9 - 10.13
SACE-01-M100501   Double Wall External Plate1.7 - 1.81
SACE-02-M100202   Double Wall External Plate2.1 - 2.22
SACE-02-M100402   Double Wall External Plate2.8 - 3.02
SACE-03-M100203   Double Wall External Plate3.5 - 4.33
Standard Solar System Packages  
SACI-01-M200501-T41   Single Wall Internal Coil1.9 - 2.21
SACI-02-M200202-T41   Single Wall Internal Coil2.3 - 3.02
SACI-02-M200402-T41   Single Wall Internal Coil3.3 - 5.32
SACI-03-M200203-T41   Single Wall Internal Coil4.9 - 10.13
SACE-01-M100501-T41   Double Wall External Plate1.7 - 1.81
SACE-02-M100202-T41   Double Wall External Plate2.1 - 2.22
SACE-02-M100402-T41   Double Wall External Plate2.8 - 3.02
SACE-03-M100203-T41   Double Wall External Plate3.5 - 4.33

*Cirrex® solar models are eligible for 30% of total installed cost in tax credit, with no maximum limit.



Commercial


Cyclone

 
Model Number  Input  Water Heater Volume  Thermal Efficiency  Standby Loss  Fuel Type  
BTX 100100,00050 gallon0.96499Nat Gas
BTX 100100,00050 gallon0.96499LP Gas
BTH 120120,00060 gallon0.95613Nat Gas
BTH 120120,00060 gallon0.95613LP Gas
BTH 150150,000100 gallon0.981079Nat Gas
BTH 150150,000100 gallon0.981079LP Gas
BTH 199199,900100 gallon0.97967Nat Gas
BTH 199199,900100 gallon0.97967LP Gas
BTH 250250,000100 gallon0.96748Nat Gas
BTH 250250,000100 gallon0.96748LP Gas
BTH 300A300,000119 gallon0.961084Nat Gas
BTH 300A300,000119 gallon0.961084LP Gas
BTH 300300,000119 gallon0.961084Nat Gas
BTH 300300,000119 gallon0.961084LP Gas
BTH 400A399,900119 gallon0.951,100Nat Gas
BTH 400A399,900119 gallon0.951,100LP Gas
BTH 400399,900119 gallon0.951,100Nat Gas
BTH 400399,900119 gallon0.951,100LP Gas
BTH 500A499,900119 gallon0.951,080Nat Gas
BTH 500A499,900119 gallon0.951,080LP Gas
BTH 500499,900119 gallon0.951,080Nat Gas
BTH 500499,900119 gallon0.951,080LP Gas


XP Hot Water Boiler

 
Model Number  Input  Water Heater Volume  Thermal Efficiency  Standby Loss  Fuel Type  
XWH 1000N920,0003 gallon0.95NANat Gas
XWH 1000P999,9003 gallon0.95NALP Gas
XWH 13001,300,0004 gallon0.95NAYes
XWH 17001,700,0005 gallon0.95NAYes
XWH 20001,999,9006 gallon0.95NAYes
XWH 26002,600,0008 gallon0.95NAYes
XWH 34003,400,0009.9 gallon0.95NAYes