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Performance Series: Atmospheric
MODEL XG40S06EC34UO
6-Year limited warranty for tank and parts
1-year full in-home labor warranty
*See written warranty for complete details
- .58 - .66 UEF
- 29, 30, 40, 50, and 55 gallon capacities
- Up to 50,000 Btu/h burner capacities
- Select models have side water connections for space heating applications
Select Capacity
29
Gallons
30
Gallons
40
Gallons
48
Gallons
50
Gallons
55
Gallons
SKU XG40S06EC34UO
Warranty Years 6
Model Performance Atmospheric
Tank Capacity 40
Fuel Natural Gas
UEF 0.58
The PERFORMANCE™ atmospheric gas water heaters feature a diagnostic gas valve and a six-year warranty
Efficiency
Efficiency
- .58 - .66 UEF
- FHR: 55 - 97 gallons
- Recovery: Up to 51 GPH at a 90° F rise, depending on model
- Self powered diagnostic gas control valve for improved monitoring and service
- Eco-friendly burner, low NOx design
- Meets 40 ng/J NOx requirements
- Exclusive air/fuel shut-off device
- Maintenance free – no filter to clean
- Disables the heater in the presence of flammable vapor accumulation
- Premium grade anode rod provides long-lasting tank protection
- Easy to light – no matches required
- Temperature and pressure relief valve included
- Low lead compliant
- Standard replacement parts
6-Year limited warranty for tank and parts
1-year full in-home labor warranty
*See written warranty for complete details
More Residential Rheem Products
Find additional documentation by viewing these related products.
Propane Gas
Natural Gas
Performance Platinum™ Maximus Heavy Duty With LeakSenseCapacity 75-75
- Up to .90 UEF reduces operating cost
- Highest Delivery of 198 gallons inMaxMode™
- Easy front access to connections and components
- LCD Display with built-in water leak sensor and system health
Propane Gas
Natural Gas
Performance Platinum™ Maximus With LeakSenseCapacity 40-50
- Up to .90 UEF reduces operating cost
- Highest Hot Water Delivery (FHR) of 192 gallons in MaxMode
- Easy front access to connections and components
- LCD Display with built-in water leak sensor and system health
Propane Gas
Natural Gas
Performance Plus® MaximusCapacity 40-50
- Up to .90 UEF reduces operating cost
- Recovery: Up to 64 GPH at a 90° Frise, depending on model
- Up to 95G first hour rating depending on model
- Built-in Condensate Neutralizer
Natural Gas
Performance Ultra Low NOx SkinnyCapacity 29-50
- .58 - .64 UEF
- 29, 40, 50, and 55 gallon capacities
- Up to 45,000 Btu/hr
- Not available in Canada
