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
EGGD029

Safety Relief Valve

$45.77
7 In Stock
EGLH002

Clamp -Thermal Fuse

$9.17
5 In Stock
EHKL001

Gasket - Ignition Plug

$9.17
287 In Stock
EJMD002

Inlet Water Connection (SET)

$91.55
146 In Stock
ELVH002

High Limit Switch

$18.31
92 In Stock
ELVK003

Label - Outside Front Cover Caution Label

$18.31
Out of Stock
ELVK009

Label - Name Plate

$9.17
1 In Stock
ELVL011

Clamp - Freeze Prevention

$9.17
5 In Stock
ELWE021

Inlet Gas Connection w/ Screw (SET)

$36.62
Out of Stock
ENJA025

Junction Box Cover

$36.62
1 In Stock
ENJJ020

Inlet Power Wires

$9.17
3 In Stock
ENWL005

Gasket - Junction Box Cover

$7.33
3 In Stock
ERDD011

Water Flow Sensor w/ thermistor (SET)

$73.23
147 In Stock
ERDH002

Freeze Prevention Heater - Rectangle

$18.31
4 In Stock
ERDH003

Freeze Prevention Heater - Round Short

$18.31
9 In Stock
ERDJ011

GFCI (Lightning Protection)

$36.62
67 In Stock
ERDJ112

Igniter (Replaced ERDJ012)

$54.93
464 In Stock
ERDL007

Gasket - Manifold Plate Top

$9.17
18 In Stock
ERDL009

Gasket - Manifold Plate Bottom

$9.17
3 In Stock
ESWA032

Mounting Plate - Terminal Block and/or GFCI

$9.17
5 In Stock
ESWC011

Mounting Plate - Ignition Plug

$9.17
21 In Stock
ESWD001

Pipe - Inlet to Bypass Servo

$36.62
14 In Stock
ESWJ015

Wiring Harness - Gas Valve

$82.39
3 In Stock
ESWL001

Gasket - Burner

$18.31
16 In Stock
ETFD010

Water Servo - Bypass (SET)

$128.17
141 In Stock