Sorry, the web browser you're using is not supported by this website.

Please use Google Chrome, Firefox, Safari, or another browser to access homex.com. Thank you.

Skip to main content

We use cookies to enhance your experience. For details on how we use cookies, collect data, & how to manage your consent please see our Cookie Policy & Privacy Policy.

How do you test an ungrounded GFCI?

Robert's point is that even if it is ungrounded, a GFI will trip if tested with a built-in test button. Since the plug-in tester needs a real ground for the test button to function, it will not trip if it is ungrounded. A ground is not provided by an ungrounded GFI.

Let's Get It Fixed!

Our virtual experts can diagnose your issue (for free!) and resolve simple problems.

What Did You Think of This Article?

What Did You Think of This Article?

Shop Recommended ProductsShop HomeX Recommended Products