Tankless Water Heaters - Noritz Residential Tankless Water Heater - NR71-SV-NG - Indoor / Outdoor, 4" Venting - Natural Gas
The NR71-SV Series Residential Tankless Water Heater is perfect for homes with 1-3 showers. Noritz NR71-SV-NG delivers up to 7.1 GPM @ 35 degree temperature rise and 6.3 GPM @ 45 degree rise. When properly sized, this heater provide an endless supply of hot water to an entire home. With state-of-the-art gas combustion technology, Noritz burners maximize output and provide temperature stability while maintaining low emissions. Available in Natural Gas models, this unit can be used as indoor or outdoor heater and vented horizontally or vertically.
| Noritz Tankless Water Heater NR71-SV-NG - Specifications |
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| Model Name | NR71-SV-NG |
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| Gas Type | Natural Gas |
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| Gas Consumption | Max:180,000 BTU/Hr - Min:25,000 BTU/Hr |
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| Thermal Efficiency | 83% |
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| Maximum Hot Water Capacity | 45 degree F Rise | 6.3 Gal./min. |
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| Capacity Range | 0.5-7.1 Gal./min |
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| Temperature Settings (Deg) | 100-150 F (In 5 F intervals), 160 F (12 Options) |
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| Default Temperature Options (Deg) | 120, 130, 140 F (Original is 120 F) |
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| Type | Installation | Indoor/ Outdoor, Wall Mounted |
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| Air Supply/Exhaust | Power Vented |
| Connection Sizes | Water Inlet | 3/4" |
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| Hot Water Outlet | 3/4" |
| Gas Inlet | 3/4" |
| Power Supply | Supply | 120 VAC (60Hz) |
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| Consumption | 59W Freeze Prevention 141W |
| Materials | Casing | Zincified Steel Plate/Polyester Coating |
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| Flue Collar | Stainless Steel |
| Heat Exchanger | Copper Sheeting, Copper Tubing |
| Ignition | Direct Ignition |
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| Operating Pressure | 15-150 psi |
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| Minimum Flow Rate | 0.5 GPM |
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| Dimensions | 23.6"H x 13.8"W x 6.7"D |
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| Weight | 41 lbs. |
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| Water Holding Capacity | 0.2 Gallon |
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| Safety Devices | Flame Rod, Thermal Fuse, Lightning Protection Device (ZNR), Overheat Prevention Device, Freezing Prevention Device, Fan Rotation Detector |
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| Accessories | Anchoring Screws |
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Noritz Tankless Water Heater Features:
- Safety lock out - Default max. 120 degrees (refer to owner's manual for higher temp)
- Standard burner - High performance single flame burner.
- Fully modulating burner - Automatically adjusts burner level accordingly.
- Turbo Flow - Up to 7.1 GPM @ 35 degree temperature rise (6.3 GPM @ 45 degree rise).
- Direct ignition - No standby pilot light.
- Thermal fuse - Automatic overheat protection system.
- Resin coated PC board - Increases durability and protection from elements.
- Automatic air regulator - Monitors internal temperature / maximizes burner efficiency.
- Resin coated PC board - Increases durability and protection from elements.
- Available in Natural Gas (NG) models.
- Temperature Settings: 100-160F (12 options)
- Thermal efficiency for all models: 83%
- Self-diagnostic onboard computer system
- Back-up battery compatible
- Recirculation compatible
- QUALIFIES FOR UP TO $1,500 TAX CREDIT (2009-2010 only)
- WARNING!!! PVC cannot be used for venting. Use only Category III (4" stainless steel venting).
Noritz Tankless Water Heater Accessories:
- Isolation valves (#IK-WV-4)
- Outdoor vent cap (#VC-4-1) for NR71-SV-NG
- Pipe cover (#PC-1S)
- Remote controller (#RC-7649M; for Canada #RC-7650M)
- Remote controller cord (10 ft.: #RC-CORD10; 26 ft.: #RC-CORD26)
- Remote controller outdoor junction box (#RC-OJB)
- Scale Shield (#SS-HB-1)
