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Glass fuses have a low breaking capacity. It's easy to see when they're blown: the glass will be discolored and the filament broken. Replace yours today!

Ceramic fuses are high or low breaking capacity and can be used in many applications. Ceramic color can vary from a very light beige to dark gray.

How to Test a Fuse with a Continuity Tester

Continuity testers are a simple replacement to multimeters. Similarly, simply touch the probe and clips to the end of a fuse to test it. If the tester lights up, the fuse is working. Be sure there is no current running through the fuse before testing.