NRC661-OD-NG

NRC661

The ENERGY STAR rated NRC661, Noritz’s efficient condensing model with a half inch gas line. Featuring the same energy-saving condensing technology as the rest of the Noritz eco-TOUGH™ Series of gas-fired residential tankless water heaters, the NRC661 has an Energy Factor of 0.91 for natural gas and 0.93 for LP. These ratings are nearly 10 points higher than that of a comparably sized, conventional tankless unit, and approximately 30 points higher than a standard, tank-type gas-fired water heater.

Technical Literature

Technical Specs

Warranty

Heat Exchanger Warranty (w/out Recirculation) 12 Years
Heat Exchanger Warranty (w/Recirculation) 3 Years
Parts Warranty 5 Years
Labor Warranty 1 Year


For detailed warranty terms and conditions please refer to the Noritz warranty page
SAE6198

Part #: SAE6198

Cord bushing SR-5P-4 (Replaced with ETPA073)

Replaced with ETPA073
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7287909-B

Part #: 7287909-B

Wire Clamp - Nylon (replaced 7287909)

$2.10
SAC6082

Part #: SAC6082

Inlet and Manifold Pressure Tap Screw

$2.79
SAD6635-B

Part #: SAD6635-B

O-Ring - High Temp P9

$2.79
SAD6633-B

Part #: SAD6633-B

O-Ring - High Temp P3

$2.79
EVJL003

Part #: EVJL003

Gasket - Secondary Heat Exchanger (Discontinued - replaced with EVJL013)

Discontinued - replaced with EVJL013
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EVHA016

Part #: EVHA016

Mounting Plate - Igniter

$5.58
6340300-B

Part #: 6340300-B

C Clamp - Water Pipe 16A (Replaced 6340300)

$5.58
3359808-B

Part #: 3359808-B

O-Ring - High Temp P12.5 (replaced 3359808)

$5.58
ENWL005

Part #: ENWL005

Gasket - Junction Box Cover

$5.58
CXPA026-B

Part #: CXPA026-B

Wire Grommet - Rubber

$5.58
SAD6593

Part #: SAD6593

C Clamp - Water Pipe 16-25

$5.58
EULC022

Part #: EULC022

Mounting Plate - Ignition Plug

$5.58
CRUD055

Part #: CRUD055

C Clamp - Thermistor

$5.58
CRUD003-B

Part #: CRUD003-B

Drain Cock (Replaced CRUD003)

$5.58
Out of Stock
SAD6537

Part #: SAD6537

C Clamp - Water Pipe 13-22

$5.58
3223302-B

Part #: 3223302-B

O-Ring - High Temp P16 (replaced 3223302)

$5.58
EBTD023

Part #: EBTD023

Wire Cover - Servo

$5.58
ETPA073

Part #: ETPA073

Inlet Power Wire Clip

$5.58
EVHH004

Part #: EVHH004

Clamp- Thermal Fuse

$5.58
QHUA115-B

Part #: QHUA115-B

Mounting Packing - Remote

$6.97
DJPL007

Part #: DJPL007

Gasket - Exhaust

$6.97
1323709-B

Part #: 1323709-B

O-Ring - Thermistor High Temp P4 (replaced 1323709)

$6.97
DTJD006

Part #: DTJD006

Water Filter Cap

$6.97
1648306

Part #: 1648306

O-Ring - Gas Valve Bottom

$6.97