Showing results 1 - 20 of 20
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A portable power meter shows the power usage of equipment; e.g., this laptop is drawing 12 watts while idle
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A roof-mounted solar electric system can be sized to produce enough electricity to power the home and an electric car.
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Basic layout diagram of an AC-coupled solar battery system with a Grid-tied (hybrid) setup
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Cooling setting adjustments on a refrigerator allow the unit to be tuned to meet the target temperature for energy efficiency
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Example of a basic layout for a DC-coupled off-grid solar battery system using a MPPT solar charge controller
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Incandescent lights such as these are a wasteful consumer of generator or battery energy, producing much more unwanted heat than light
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LEDs cut energy costs by using less watts to produce the same amount of light as other light sources.
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Portable gasoline-powered generators like this one can power smaller emergency cooling and refrigeration loads
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Right – A utility room provides adequate space for the home’s mechanical systems and electronic smart home monitoring equipment.
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Right – Batteries can extend the hours of power the home’s PV panels can provide.
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Right – Space was provided next to the electric meter for home’s solar and home energy management tracking electronics.
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Right – The PV system inverters and battery take up minimal space in the garage.
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Right – The solar system production is tracked next to the home’s electrical meter.
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Right – This home solar system includes batteries that provide power during peak evening hours.
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The Lighting Facts label helps consumers select light bulbs based on brightness, energy cost, lifetime, color, and energy use.
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These two battery storage modules are charged by a 6 kW solar PV system during daytime hours and provide 27 kWh of whole house backup electricity storage
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This infrared image shows little heat gain from north-facing double-pane windows with blinds, but significant heat output from computer monitors
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This larger, less efficient refrigerator shows a listed amperage of 6.5 A, which indicates that it draws 780 watts (6.5 A x 120 V)
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Wrong: Electrical components were installed near ground level and are likely to be flood damaged.