Product Overview
Rheem PERFORMANCE PLUS® Ultra Low NOx gas water heaters offer a 9-year warranty and are SCAQMD rule 1121 compliant with 10ng/J NOx emissions.
Key Features
Efficiency
- 0.58 - 0.63 UEF
- More hot water at a low operating cost
Performance
- FHR: 86 gallons for 50-gallon model and 71 gallons for 40-gallon model
- Recovery: 38 GPH at a 90° F rise
Diagnostic Valve
- Self-powered diagnostic gas control valve for improved monitoring and service
Maintenance Free Burner System
- Exclusive fuel shut-off device
- Maintenance free - no filter to clean
- Disables the heater in the presence of flammable vapor accumulation
Low Emissions
- Ultra Low NOx radiant burner design
- Stainless steel construction
- SCAQMD Rule 1121 compliant
- Meets 10 ng/J NOx requirements
Self-Cleaning
- Fights sediment and mineral build-up
- Reduces fuel costs
Easy to Light
- No matches required
Longer Life
- Premium grade anode rod provides long-lasting tank protection
High Altitude Compliant
- All models certified to 10,000 ft. above sea level
Plus...
- Temperature and pressure relief valve included
- Low lead compliant
Warranty
- 9-Year limited warranty for tank and parts
- 2-Year full in-home labor warranty*
*See written warranty for complete details.
Units meet or exceed ANSI requirements and have been tested according to D.O.E. procedures. Units meet or exceed the energy efficiency requirements of NAECA, ASHRAE standard 90, ICC Code and all state energy efficiency performance criteria.
PERFORMANCE PLUS® Ultra Low NOx Specifications
| Fuel Type | Description | Nominal Gallon Capacity | Rated Gallon Capacity | Model Number | Gas Input in Thous. Btu/h | Recovery in G.P.H. 90° F Rise | First Hour Rating (Gallons) | Ht. to A | Tank Height B | Diam. C | Ht. to Gas Conn. D | Vent Size E | Ht. to Side Conn. F | T&P Valve Size G | Ship Weight (LBS) H | Uniform Energy Factor (UEF) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Natural Gas | Tall | 50 | 48 | XG50T09EN38U2 | 38 | 38 | 86 | 61-1/4 | 58-3/8 | 20-1/2 | 19 | 3 or 4 | 8 | 51-3/8 | 3/4 | 150 | 0.63 |
| Natural Gas | Tall | 40 | 38 | XG40T09EN38U1 | 38 | 38 | 71 | 61-1/2 | 58-1/2 | 19 | 14 | 3 or 4 | 8 | 52-1/4 | 3/4 | 127 | 0.58 |
Uniform Energy Factor and rated gallon capacity based on Department of Energy (DOE) requirements.
Water Heater Diagram Description
A diagram of the water heater illustrates key connections and dimensions:
- Flue (F): Located at the top center.
- Hot Water Connection (H): Positioned at the top left.
- Cold Water Connection (H): Positioned at the top right.
- Anode Rod: Extends downwards from the top of the tank.
- 3/4" N.P.T. Relief Valve Opening: Located on the upper side of the tank.
- Dimensions:
- A: Total height from bottom to top of flue.
- B: Tank height.
- C: Tank diameter.
- D: Height to gas connection.
- G: Height to T&P valve opening.
