United Plumbing & Fire Supplies
Noritz NRC661-DV-NG Indoor Condensing Tankless Water Heater (Natural Gas, 6.6 GPM)
Noritz NRC661-DV-NG Indoor Condensing Tankless Water Heater (Natural Gas, 6.6 GPM)
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Noritz NRC661-DV-NG Indoor Condensing Tankless Water Heater (Natural Gas)
The Noritz NRC661-DV-NG, also known as the NRC66DVNG, is a high-efficiency indoor condensing tankless water heater designed for small to medium-sized homes. With a maximum flow rate of 6.6 GPM and a firing range of 15,000 to 120,000 BTU/h, it provides reliable hot water on demand while maximizing energy savings.
Key Features
- 6.6 GPM Flow Rate: Perfect for up to 2 fixtures running simultaneously, depending on climate.
- Condensing Efficiency: Uniform Energy Factor (UEF) ~0.89 for reduced energy bills and greener operation.
- Indoor Direct Vent: Uses PVC venting for flexible and safe indoor installation.
- Compact & Lightweight: Only ~23.6" high and 39 lbs — easy wall-mount installation.
- Durable Construction: Commercial-grade copper heat exchanger for long life.
- Safety Features: Includes flame sensor, freeze protection, overheat prevention, and condensate management.
Specifications
- Model: NRC661-DV-NG (aka NRC66DVNG)
- Fuel Type: Natural Gas
- Flow Rate: 0.5 – 6.6 GPM
- Input Range: 15,000 – 120,000 BTU/h
- UEF (Efficiency): ~0.89
- Installation: Indoor, Direct Vent
- Dimensions: 23.6" H × 13.8" W × 6.7" D
- Weight: ~39 lbs
- Connections: 3/4" NPT water & gas
- UPC: 817000013173
- Warranty (Residential): 12 years on heat exchanger, 5 years on parts, 1 year labor
Ideal Applications
- Small to medium homes needing 1–2 bathrooms covered reliably
- Indoor installations requiring direct venting
- Homeowners looking for high efficiency and Energy Star qualification
Why Choose Noritz?
Noritz is an industry leader in tankless water heating. The NRC661-DV-NG offers an affordable, compact, and energy-efficient solution backed by an excellent warranty and proven reliability. For homes where efficiency and continuous hot water matter, this unit is a top choice.
Professional installation is recommended. Performance varies based on incoming water temperature and demand.
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