Navien – Smart Tankless Water Heaters & Connected Home Ecosystem Overview

Created by Lamont Gibson, Modified on Fri, 3 Jul at 6:00 AM by Lamont Gibson

Purpose

This overview serves as the SmartHomeConcierge.ai master reference for the Navien ecosystem. It provides a comprehensive summary of products, platform features, mobile app capabilities, smart water heating technologies, boilers, recirculation systems, leak protection, smart home integrations, and common configuration categories used by SmartHomeConcierge.ai technicians when assisting customers and creating device-specific configuration articles.

Navien is a global manufacturer of high-efficiency residential and commercial water heating and HVAC products. Its connected ecosystem includes tankless water heaters, combi-boilers, boilers, water treatment accessories, recirculation systems, and smart controllers. Compatible products connect through the Navien Mate™ mobile app, allowing homeowners to remotely monitor equipment, adjust settings, receive maintenance notifications, schedule operation, and monitor system performance. Navien is well known for its ComfortFlow®, NaviCirc®, and NaviLink® Wi-Fi technologies. (https://www.navieninc.com)

Supported Product Families

Tankless Water Heaters

NPE-2 Series
NPN Series
NHW Series
Premium Condensing Series

Combi Boilers

NCB-H Series
NCB-E Series

Boilers

NHB Series
NFB-H Series
NFB-C Series

Smart Accessories

NaviLink® Wi-Fi Module
NaviCirc® Recirculation Valve
ComfortFlow® System
PeakFlow® Scale Prevention System

Commercial Systems

Commercial Tankless Water Heaters
Cascade Systems
Commercial Boilers

Mobile Applications

Navien Mate™ (iOS)
Navien Mate™ (Android)

Mobile App Features

Feature	Description
Remote Water Heater Control	Adjust compatible water heater settings remotely.
Boiler Monitoring	Monitor compatible boiler operation.
Temperature Adjustment	Change hot water temperature remotely.
Scheduling	Create operating schedules.
Recirculation Control	Configure NaviCirc® and ComfortFlow® schedules.
Diagnostics	View fault codes and equipment status.
Maintenance Alerts	Receive maintenance reminders and notifications.
Device Management	Manage multiple Navien systems from one account.

The Navien Mate™ app provides remote access, diagnostics, scheduling, and monitoring for compatible Navien products equipped with NaviLink® Wi-Fi connectivity.

Connectivity Options

Wireless

Wi-Fi (2.4 GHz)
Cloud Connectivity

Equipment Communication

NaviLink® Wi-Fi
Internal Smart Controller
ComfortFlow® Controller

Supported Equipment

Residential

Tankless Water Heaters
Combi Boilers
Boilers
Smart Recirculation Systems

Commercial

Commercial Boilers
Commercial Tankless Systems
Cascade Installations

Smart Features

Feature	Description
NaviLink® Wi-Fi	Provides remote monitoring and control of compatible Navien products.
ComfortFlow® Technology	Maintains hot water availability while minimizing wait times.
NaviCirc®	Uses a thermal bypass valve to provide recirculation without a dedicated return line on compatible installations.
Smart Scheduling	Create customized schedules for heating and hot water production.
Remote Diagnostics	Monitor equipment health and review diagnostic information remotely.
Multi-System Management	Control multiple Navien systems from one account.

ComfortFlow® combines an internal buffer tank with recirculation technology to reduce cold-water wait times, while NaviCirc® enables efficient recirculation on supported installations without requiring a dedicated return line.

Water Heating Features

Temperature Adjustment
ComfortFlow® Operation
NaviCirc® Control
Internal Recirculation
External Recirculation
Vacation Mode
Weekly Scheduling
Error Code Monitoring
Performance Monitoring

Boiler Features

Heating Schedule
Domestic Hot Water Priority
Outdoor Reset Support
Freeze Protection
System Monitoring
Error Code Reporting

Notification Features

Maintenance Reminders
Error Code Alerts
Firmware Update Notifications
Connectivity Alerts
Water Heater Status Notifications
Boiler Fault Notifications

Maintenance Features

Remote Diagnostics
Firmware Updates
Equipment Health Monitoring
Error History
Maintenance Scheduling
Service Logs

Energy Features

High-Efficiency Condensing Operation
ComfortFlow® Energy Optimization
Recirculation Scheduling
Vacation Energy Savings
Energy Usage Optimization

Security Features

Secure Wi-Fi Communication
Secure Cloud Authentication
Device Authentication
Encrypted Communications
Secure Remote Access

Privacy Features

Secure User Accounts
Device Ownership Controls
Encrypted Cloud Communications
Permission-Based Device Sharing

Smart Home Integrations

Amazon Alexa
Google Assistant
Navien Mate™
Home Assistant (community integration)

Compatible NaviLink®-enabled products support Amazon Alexa and Google Assistant for basic voice commands and monitoring. Community integrations are also available for Home Assistant.

Voice Assistant Integration

Amazon Alexa

Adjust Water Temperature (supported models)
Check Equipment Status
Start Recirculation (supported models)
Run Alexa Routines

Google Assistant

Adjust Water Temperature (supported models)
Check Equipment Status
Control Compatible Devices
Run Google Home Automations

Voice assistant functionality depends on the installed Navien model, NaviLink® module, and current firmware.

Device Management Features

Register Equipment
Connect to Wi-Fi
Configure NaviLink®
Configure ComfortFlow®
Configure NaviCirc®
Configure Temperature
Configure Schedules
Review Error Codes
Firmware Updates
Manage Multiple Systems

Common Customer Requests

Set Up Navien Mate™
Connect Water Heater to Wi-Fi
Register Boiler
Configure NaviLink®
Configure ComfortFlow®
Configure NaviCirc®
Create Heating Schedule
Adjust Water Temperature
Enable Vacation Mode
Connect Amazon Alexa
Connect Google Assistant
Update Firmware
Review Error Codes
Reset Equipment
Troubleshoot Offline Devices