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
ELVK003

Label - Outside Front Cover Caution Label

$16.61
2 In Stock
ELVK009

Label - Name Plate

$8.31
1 In Stock
ELWE021

Inlet Gas Connection w/ Screw (SET)

$33.22
6 In Stock
ENJA025

Junction Box Cover

$33.22
6 In Stock
ENJJ020

Inlet Power Wires

$8.31
6 In Stock
ENWL005

Gasket - Junction Box Cover

$6.65
1 In Stock
ERDD011

Water Flow Sensor w/ thermistor (SET)

$66.42
252 In Stock
ERDH002

Freeze Prevention Heater - Rectangle

$16.61
9 In Stock
ERDH003

Freeze Prevention Heater - Round Short

$16.61
9 In Stock
ERDJ011

GFCI (Lightning Protection)

$33.22
48 In Stock
ERDJ112

Igniter (Replaced ERDJ012)

$49.82
247 In Stock
ERDL007

Gasket - Manifold Plate Top

$8.31
50 In Stock
ERDL009

Gasket - Manifold Plate Bottom

$8.31
16 In Stock
ESWC011

Mounting Plate - Ignition Plug

$8.31
28 In Stock
ESWD001

Pipe - Inlet to Bypass Servo

$33.22
26 In Stock
ESWJ015

Wiring Harness - Gas Valve

$74.73
7 In Stock
ESWL001

Gasket - Burner

$16.61
3 In Stock
ETFD010

Water Servo - Bypass (SET)

$116.26
221 In Stock
ETFD011

Water Servo - Main (SET)

$116.26
219 In Stock
ETFJ033

Wiring Harness - Bypass Water Servo

$33.22
37 In Stock
ETPA073

Inlet Power Wire Clip

$6.65
7 In Stock
ETPE011

Gas Pipe

$83.04
5 In Stock
EVFA101

Case - NC1991-OD

$315.53
10 In Stock
EVFD003

Outlet Water Connection

$124.55
6 In Stock
EVFJ011

Wiring Harness - NC1991-OD

$249.11
8 In Stock
JBGJ024

Wiring Harness - Main Water Servo

$16.61
32 In Stock
SAA2811-B

Safety Relief Valve

$33.22
28 In Stock
SAA6044-B

O-Ring - Gas Solenoid

$8.31
Out of Stock
SAB1512-B

O-Ring - Gas Pipe P25.5

$6.65
457 In Stock
SAB2775

Clamp - Harness

$11.63
13 In Stock