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NC1991-OD-NG

The NC1991OD: Tankless for Professionals

The Noritz NC1991OD features a BTU input range from 16,000 to 199,900. It also features outdoor compatibility, compact design, temperature controls, and multi-system capability.

Technical Literature

Technical Specs

Warranty

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


For detailed warranty terms and conditions please refer to the Noritz warranty page
73 items, 30 per page
1323709-B
1323709-B

Part #: 1323709-B

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

$7.91
3223302-B
3223302-B

Part #: 3223302-B

O-Ring - High Temp P16 (replaced 3223302)

$6.33
6340300-B
6340300-B

Part #: 6340300-B

C Clamp - Water Pipe 16A (Replaced 6340300)

$6.33
6340601
6340601

Part #: 6340601

C Clamp - Gas Pipe 25.4

$9.49
AAPL017
AAPL017

Part #: AAPL017

Gasket - Front Cover Sides

$6.33
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AMML001

Part #: AMML001

Clamp -Freeze Prevention

$6.33
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BLBA001

Part #: BLBA001

Plug Sleeve

$3.16
BWCD090-B
BWCD090-B

Part #: BWCD090-B

Magnetic Sensor - Replaced BWCD090

$47.45
BWCD096
BWCD096

Part #: BWCD096

Thermistor - Hot Water

$31.64
BWCD097-B
BWCD097-B

Part #: BWCD097-B

Thermistor - Cold Water (replaced BWCD097)

$31.64
BWCD098-B
BWCD098-B

Part #: BWCD098-B

Thermistor -Heat Exchanger (replaced BWCD098)

$31.64
BWCH003
BWCH003

Part #: BWCH003

Thermistor - Air

$31.64
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CK-49

Part #: CK-49

Gas Conversion Kit (NG to LP)

$387.48
CRUC045
CRUC045

Part #: CRUC045

Fan Plate φ44

$6.33
CRUD055
CRUD055

Part #: CRUD055

C Clamp - Thermistor

$6.33
CXPA026-B
CXPA026-B

Part #: CXPA026-B

Wire Grommet - Rubber

$6.33
Out of Stock
CZRL001
CZRL001

Part #: CZRL001

Gasket - Exhaust (OD)

$11.08
DNSA025
DNSA025

Part #: DNSA025

Cover - External Remote Terminal Block

$7.91
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DNSA026

Part #: DNSA026

External Remote Terminal Block

$39.53
DTJA015
DTJA015

Part #: DTJA015

Mounting Plate - Igniter

$7.91
Out of Stock
DTJD006
DTJD006

Part #: DTJD006

Water Filter Cap

$7.91
EAAL002
EAAL002

Part #: EAAL002

Gasket - Front Cover Top and Bottom

$7.91
EBTD023
EBTD023

Part #: EBTD023

Wire Cover - Servo

$6.33
EFWC034
EFWC034

Part #: EFWC034

Burner Damper 17-14

$7.91
EGBD032
EGBD032

Part #: EGBD032

Water Filter (replaced DTJD005)

$15.82
EGGD029
EGGD029

Part #: EGGD029

Safety Relief Valve

$39.53
EGLH002
EGLH002

Part #: EGLH002

Clamp -Thermal Fuse

$7.91
EHKL001
EHKL001

Part #: EHKL001

Gasket - Ignition Plug

$7.91
EJMD002
EJMD002

Part #: EJMD002

Inlet Water Connection (SET)

$79.09
ELVH002
ELVH002

Part #: ELVH002

High Limit Switch

$15.82