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    Navien Tankless Water Heater Reviews

    Tankless Geek currently reviews 1 Navien model. Each review separates our editorial score from Amazon customer ratings and links the source documents used for specifications, installation and warranty details.

    Specifications verified on the date shown in each review. Product availability and documents can change.

    Navien NPE-240S
    PREMIUM
    Premium

    Navien NPE-240S

    4.1

    Premium condensing tankless from Navien featuring exceptional capacity and efficiency. This NPE-Standard series unit delivers robust performance for large residential applications without built-in recirculation.

    Amazon customer rating as of the last specification review. Not the Tankless Geek editorial score.

    Flow Rate:11.2 GPM
    Energy Type:Natural Gas
    Installation:Indoor
    Best For:Large homes, Commercial applications, High efficiency requirements
    $1,500

    How to compare Navien models

    Compare usable flow at your required temperature rise, energy input, installation requirements, efficiency, service access and written warranty. A maximum GPM value without its test conditions is not enough to size a system.

    Sizing guideDownload the specification dataset