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Navien NPE Series User Manual

Navien NPE Series
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NPE Series Tankless Water Heaters
Specication Sheet
Premium Condensing
Tankless Gas Water Heater
Optional accessories(see below)
Direct Vent (Indoor)
2” Intake Cap
2" Coupling
Mobile/Manufactured Homes
Non-Direct Vent (Indoor) Non-Direct Vent (Outdoor)
2" Pipe
Diagnostics
Information
Reset
Up
Down
Power ON/OFF

NPE-180A
NPE-210A
NPE-240A 

NPE-180A
NPE-210A
NPE-240A
Dual Primary and Secondary Stainless Steel Heat
Exchangers
 Technology
Buffer Tank Recirculation Pump

Reduced pressure loss
Ease of Maintenance and Service


Freeze Protection


NPE-180A
NPE-210A
NPE-240A
CSA, NSF 5, AB1953SCAQMD
(Rule 1146.2 Type 1 - Complies with 14 ng/J or 20 ppm NOx @ 3% O2)
Natural Gas (NG)Propane (LPG)***

Built-in Control Panel

ANSI Z21.10.3/CSA 4.3-2011


2” PVC vent up to 60 ft**150 ft**
using 3” PVC vent

1/2” gas pipe up to a length of 24 ft*

Remote Controller
NR-20DU
(30009757A)
Plumb Easy Valve Set (3/4”)
(UA0900001A - Standard)
(UA0900002A - Lead Free)
Ready-Link
Communication Cable
(BCRA1129)
Outdoor Vent Kit
Condensate Neutralizer
(UA1300001A)
Outdoor
Vent Cap
NEW!
Built-In Control Panel
with
Diagnostics
Sleek Design
-
Compatible
with
2” PVC Vent
and
1/2” Gas Pipe
TM
Indoor
and
Outdoor
Venting Options
Ready-Link Multi-System

Temperature Options 
Residential 
Commercial
Sleek Desi
gn
Compatib
le
ith
INTELLIGENT Preheating

3” Vent Termination Caps
and Wall Flanges
(BH2535006A)
Job Name: _____________________________________________
Location: ______________________________________________
Engineer: _____________________________________________
Wholesaler: __________________________________________
Contractor: ___________________________________________
Model No.: _____________________________________________
Submitted to: _________________________________________
(30010605A for NPE-180A)
(30010604A for NPE-210A/240A)

(see Navien Limited Warranty)
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Navien NPE Series Specifications

General IconGeneral
Fuel TypeNatural Gas or Propane
Heat ExchangerStainless Steel
TypeCondensing
Flow RateUp to 11 GPM
CategoryResidential/Commercial
Minimum BTU Input15, 000 BTU/h
Venting2-inch PVC/CPVC
Voltage120V
Temperature Range98°F - 140°F (adjustable)
Warranty15 years heat exchanger, 5 years parts

Summary

NPE Series Tankless Water Heaters - Key Features

Gas Input and Flow Rate Specifications

Details gas input ranges (BTU/h) and hot water flow rates (GPM) for NPE-180A, NPE-210A, and NPE-240A models.

Core Technologies and Performance

Highlights ComfortFlow, Intelligent Preheating, dual stainless steel heat exchangers, and multi-system capabilities.

Installation and Operational Features

Covers compatibility, reduced pressure loss, ease of maintenance, freeze protection, and temperature settings.

Certifications and Warranties

Lists certifications (ANSI, CSA, NSF) and warranty periods for heat exchangers and parts.

Design and Control Panel Overview

Sleek Design Compatibility

Highlights the unit's design compatibility with 2" PVC vent and 1/2" gas pipe.

Built-in Control Panel with Diagnostics

Details the integrated control panel for temperature adjustment and displaying operating status.

Venting Options

Indoor and Outdoor Venting Configurations

Illustrates and describes the options for direct and non-direct venting for indoor and outdoor installations.

Optional Accessories

Available Accessory Components

Lists optional accessories such as remote controllers, valve sets, and vent termination caps.

Detailed Product Specifications

Dimensional Data

Provides physical dimensions (width, height, depth) and connection sizes for water and gas inlets/outlets.

Technical Specifications Table

Details heat capacity, flow rates, weight, venting type, water pressure, and gas supply pressure requirements.

Materials and Safety Devices

Specifies casing, heat exchanger materials, vent clearances, and listed safety devices.

Performance and Compliance Summary

Summarizes key performance aspects, installation requirements, safety features, and energy efficiency compliance.

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