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
SKJ71J7

Heat Exchanger Kit (NR981-OD) (GQ-2857WX US) (SET)

$656.34
87 In Stock
CK-49

Gas Conversion Kit (NG to LP)

$406.85
51 In Stock
SHC71LF

Circuit Board - NR981,NC1991,NRC1111,NCC1991

$386.98
91 In Stock
SKH7187

Gas Valve w/ Manifold Plate 24 (SET)

$315.53
231 In Stock
EVFA101

Case - NC1991-OD

$315.53
10 In Stock
SKH7184

Burner w/ Gasket and Ignition Plug (SET)

$274.01
93 In Stock
SKH7199

Front Cover - NC1991-OD (SET)

$249.11
7 In Stock
EVFJ011

Wiring Harness - NC1991-OD

$249.11
8 In Stock
SKC7470

Fan Motor w/ Housing - Multiple Units

$132.86
77 In Stock
EVFD003

Outlet Water Connection

$124.55
7 In Stock
ETFD011

Water Servo - Main (SET)

$116.26
176 In Stock
ETFD010

Water Servo - Bypass (SET)

$116.26
302 In Stock
ETPE011

Gas Pipe

$83.04
8 In Stock
EJMD002

Inlet Water Connection (SET)

$83.04
131 In Stock
ESWJ015

Wiring Harness - Gas Valve

$74.73
9 In Stock
ERDD011

Water Flow Sensor w/ thermistor (SET)

$66.42
285 In Stock
SKH7192

Freeze Prevention Heater - Double Round (SET)

$49.82
22 In Stock
BWCD090-B

Magnetic Sensor - Replaced BWCD090

$49.82
20 In Stock
ERDJ112

Igniter (Replaced ERDJ012)

$49.82
384 In Stock
SKJ7381

Ignition Plug w/ Gasket & Plug Sleeve

$42.33
1327 In Stock
DNSA026

External Remote Terminal Block

$41.51
326 In Stock
EGGD029

Safety Relief Valve

$41.51
10 In Stock
SAA2811-B

Safety Relief Valve

$33.22
35 In Stock
ESWD001

Pipe - Inlet to Bypass Servo

$33.22
42 In Stock
BWCD098-B

Thermistor -Heat Exchanger (replaced BWCD098)

$33.22
19 In Stock