EnergySage breaks down the most popular inverters from 2021, based on their quote data. Hottest brands are Enphase and SolarEdge and the most commonly quoted and selected inverter on their Marketplace was Enphase’s IQ7PLUS-72-x-US-240. They break down the data on the top 10 products by state and discuss why the numbers look like they do (related to availability, distribution channels, preference, and cost).