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    Emerson 1F97-1277

    Programmable Thermostats
    0-gallery-image
    1F97-1277
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    This Emerson programmable thermostat uses an internal disposable battery for its primary power. Alternatively, power can be supplied using a C wire (24 VAC). In this case, if a battery is used, the battery will serve as backup power. A "C" wire is optional (see manual for exceptions). It will work with a 2 wire system. There is no home/away feature on this model. There is no vacation feature on this model.
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    Description
    This Emerson programmable thermostat uses an internal disposable battery for its primary power. Alternatively, power can be supplied using a C wire (24 VAC). In this case, if a battery is used, the battery will serve as backup power. A "C" wire is optional (see manual for exceptions). It will work with a 2 wire system. There is no home/away feature on this model. There is no vacation feature on this model.
    Pros & Cons
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    Emerson 1F97-1277
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    Become a member to compare products & get access to digital ratings.
    We investigate, research and test so you can choose with confidence.
    Become a Member

    Become a member to compare products & get access to ratings.

    We investigate, research and test so you can choose with confidence.

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    CR Expert Take

    How did it perform in our expert lab testing?

    Overall Score

    The Overall Score for this model is derived from our expert lab test results.
     Unlock ratingswith membership.
    Current Range of Tested Programmable Thermostats
    What goes into the Overall Score?
    Manual operation
     /  5
    Programming
     /  5
    Display
     /  5
    Ease of setup
     /  5

    About

    The Emerson 1F97-1277 is part of the Thermostats test program at Consumer Reports. In our lab tests, Programmable Thermostats models like the 1F97-1277 are rated on multiple criteria, such as those listed below.

    Manual operation: The ease of manually controlling the thermostat's temperature set-point, heating/cooling schedule, home/away and vacation features - when they are available.

    Programming: The ease of creating a heating and cooling schedule considering, navigational, contextual and informational elements that make programming easier, and the number of steps.

    Display: The ease of reading the display considering, character size, spacing, layout and contrast.

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