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Noritz NCC1991-OD-LP Commercial - 199,900 BTU - Condensing Tankless Water Heater - LP - 8.4 GPM - 94% Eff.

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Product Specifications
General Information
Product Line
Fuel Type
Liquid Propane
Storage Type
Installation Location
Flow Rate at 45F Temperature Rise (GPM)
8.4 GPM
Maximum Input Capacity (BTU)
199,900 BTU
Minimum Input Capacity (BTU)
16000 BTU
Efficiency (%)
94 %
Efficiency Type
Electrical Data
Voltage (Volts)
120 Volts
Frequency (Hertz)
60 Hertz
Gas Connection Size (Inches)
0.75 Inches
Condensate Drain Size (Inches)
0.5 Inches
Cold Water Inlet (Inches)
0.75 Inches
Hot Water Outlet (Inches)
0.75 Inches
Product Height (Inches)
24.4 Inches
Product Width (Inches)
18.4 Inches
Product Depth (Inches)
9.4 Inches
Product Weight (Pounds)
66 Pounds
Warranty Information
Parts Warranty (Years)
5 Years
Heat Exchanger Warranty (Years)
5 Years
Energy Star Listed
CSA Listed
NSF Listed
Model: NCC1991-OD-LP
Factory Direct: 
Allow 7-14 Business Days
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Noritz has been in the business of providing homes with hot water for over sixty years, and introduced the industries first electronically controlled water heater in 1981. The NCC1991-OD-LP represents the culmination of the experience gained over those sixty years. Noritz Commercial tankless water heaters are engineered to perform with efficient precision, making these units perfect for any commercial project. These fully modulating units are designed with commercial grade copper heat exchangers that allow for optimal performance and are backed by a five-year heat exchanger warranty.

Product Features

Built for Efficiency
The NCC1991-OD-LP boasts a 94% thermal efficiency rating achieved through the inclusion of condensing technology, recovering as much energy as possible and reusing it, saving you fuel and money.

Made with Safety in Mind
Noritz tankless water heaters have built-in safety devices that protect your unit including a flame sensor, neutralizer overfill sensor, overheat prevention device, lightning protection device, and freeze protection device, all backed by a five-year parts warranty.

Included Remote Controller
The Noritz NCC1991-OD-LP includes an easy-to-use, remote controller that allows for convenient, adjustable temperature control for your hot water system.

Compact, Modern Design
Noritz tankless water heaters are engineered to have a compact design that easily allows for outdoor installation.

Multiple Unit System Compatibility
For extra-demanding systems, the Noritz NCC1991-OD-LP NCC1991-OD-LP unit can also be linked together with up to 24 units.

Product Includes
  • (5) Anchoring Screws
  • (1) Remote Controller
  • (6') Remote Controller Cord
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  • Curb Side Delivery
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  • Standard Rates to Alaska, Hawaii
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