Noritz NRCR92DV (GQ-C2660WXQ-FF US)

Noritz NRCR92DV (GQ-C2660WXQ-FF US) is a gas tankless water heater from Noritz rated 4.9 GPM at a 0.95 UEF — 178 therms/yr certified use, 165k BTU/h input.

Efficiency
Uniform Energy Factor (UEF) 0.95
Annual gas use (natural gas) 178 therms/yr
Annual propane use 194.53 gal/yr
General
Fuel Natural Gas, Propane
Capacity
Max flow rate 4.9 GPM
Draw pattern High
Minimum activation flow 0.5 GPM
Performance
Gas input rate 165 kBTU/h
Installation
Max current draw 0.5 A
Vent type Power Direct Vent
Vent size 2 / 3
Smart features
Smart / connected capable No
Dimensions
Height 27 in
Width 18.5 in
Depth 14.1 in
Certification
ENERGY STAR certified Yes

Real flow rate by climate

A tankless heater's usable flow depends on how far it must raise incoming water temperature. Sustained hot-water flow of the Noritz NRCR92DV (GQ-C2660WXQ-FF US) at common temperature rises (a typical shower uses about 2 GPM of mixed water):

Temperature rise Climate Sustained flow Simultaneous showers
45 °F Warm climate (~75 °F groundwater) 4.9 GPM 2
55 °F Mild climate (~65 °F groundwater) 4.9 GPM 2
70 °F Cold climate (~50 °F groundwater) 4.5 GPM 2
77 °F DOE test condition 4.1 GPM 2

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Frequently asked questions

Is the Noritz NRCR92DV (GQ-C2660WXQ-FF US) ENERGY STAR certified?

Yes, the Noritz NRCR92DV (GQ-C2660WXQ-FF US) holds a current ENERGY STAR certification for water heating efficiency (UEF 0.95).

How much does the Noritz NRCR92DV (GQ-C2660WXQ-FF US) cost to run per year?

About $258 per year at national average energy rates, based on its certified annual energy use under the DOE test draw pattern. Your rate and usage change this figure.

What venting does the Noritz NRCR92DV (GQ-C2660WXQ-FF US) use?

The Noritz NRCR92DV (GQ-C2660WXQ-FF US) uses Power Direct Vent venting with 2 / 3 in vent connections. Matching the existing vent type is usually the cheapest replacement path.

Is the Noritz NRCR92DV (GQ-C2660WXQ-FF US) a smart water heater?

No, the Noritz NRCR92DV (GQ-C2660WXQ-FF US) is not connected-capable — it has no app connectivity or demand-response support.

Sources