Plug-In Solar Savings Calculator

LIVE MARCH 2026 EIA DATA

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System Size: 800W i

Standard Kit: Our most popular choice for average apartments and condos.

Est. Household Offset: ~8%

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ROI logic: Based on March 2026 EIA state averages & PVWatts v8 insolation. Assumes south-facing, 85% efficiency. Environmental data based on EPA standard 0.857 lbs/kWh.