Technical Specifications

9-Year Powered Damper Gas
Energy Efficient Damper Design
24 VAC Powered flue damper
Higher energy factors
Lower stand-by losses
More hot water at a lower operating cost
Self-Diagnostic System
Integrated self-diagnostic system control takes away the
guesswork
Integra System
One-of-a-kind air/fuel shut-off device offers double protection
Maintenance free – no filter to clean
Standard replacement parts
Flammable Vapor Detection Sensor
Protective control system that disables the heater in
the presence of flammable vapor accumulation
Longer Life
Patented magnesium anode rod design incorporates a special
resistor which protects the tank from rust.
High Altitude Compliant
50-gallon 50k Btu/h product certified for applications up to 6,000
feet above sea level
All other models certified for applications up to 10,100 feet
above sea level
Plus…
Environmentally friendly burner – Low NOx design for low
nitrous oxide emissions
Temperature and pressure relief valve is included
Standard 110 volt electrical outlet required for installation.
Includes 19 ft. (3-prong grounded) power cord
Meets or exceeds National Appliance Energy
Conservation Act (NAECA) requirements
Energy Factor and Average Annual Operating Costs based on D.O.E. (Department of Energy)
test procedures. The D.O.E. national average fuel rate is $1.09/therm for natural gas and
$2.41/ gallon for LP gas.
9-Year Limited Warranty on Tank and Parts
21
Tank Gallon Height Model Thous. Btu/h Recovery in First Hour Tank Vent Tank Vent Shipping Wt. Energy Est. Ann. Operating Cost
Capacity Description Number Nat. LP G.P.H. 90° Rise Del. G.P.H. Diam. Height Height Size (Pounds) Factor Nat. LP
38 Tall 9G40-40E2 40 40.4 68 19-3/4 62-3/4 57-3/4 3 or 4 140 0.69 $237
38 Tall 9G40-36PE2 36 36.4 68 19-3/4 62-3/4 57-3/4 3 or 4 140 0.69 $573
40 Short 9G40S-40E2 40 40.4 72 21-3/4 55-1/2 50-1/2 3 or 4 140 0.67 $244
40 Short 9G40S-36PE2 36 36.4 72 21-3/4 55-1/2 50-1/2 3 or 4 140 0.67 $590
50 Tall 9G50-40E2 40 40.4 84 21-3/4 63 58 3 or 4 160 0.68 $240
50 Tall 9G50-36PE2 36 36.4 84 21-3/4 63 58 3 or 4 160 0.68 $581
50 Short 9G50S-40E2 40 40.4 89 23-3/4 55-1/2 50-1/2 3 or 4 160 0.67 $244
50 Short 9G50S-36PE2 36 36.4 89 23-3/4 55-1/2 50-1/2 3 or 4 160 0.67 $590
• Above natural gas fired models meet 40ng/J NOx requirements.
DESCRIPTION FEATURES DIMENSIONS ENERGY INFORMATION
Look for the # next to our
ENERGY STAR
®
compliant models for
the ultimate in energy efficiency!
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