Webjul 4, 2024 · a recent post on the forum said that all duromax generators had very high thd, and posed risks to home electronics when powering the house. Webi was debating between the westinghouse wgen9500df vs duromax xp12000eh as my home generator. I already purchased the duromax but the westinghouse is currently on. Webdec 9, 2022 · champion and duromax from my experience are good with their warranty, parts, and customer service, not perfect but for the price of the generator it's decent. Webdec 28, 2023 · #1. I…