About Fuse Home › Electrical Engineering Forum › General Discussion › About Fuse This topic has 2 replies, 2 voices, and was last updated 13 years, 3 months ago by jobinhere. Viewing 3 posts - 1 through 3 (of 3 total) Author Posts 2011/07/30 at 4:35 pm #10577 jobinhereParticipant What is the rating of conventional rewirable fuse, MCB etc. What is the rating of polyfuse(resettable fuse or PPTC fuse). Polyfuse are normally used in electronic circuits. Can we replace conventional household power supply main rewirable fuse with these polyfuse. Is it available in such high power requirement? Pls help. 2011/07/31 at 2:17 pm #12366 erickenchParticipant Here's a URL address to a website that describes polyfuses. They're used mainly for electronic equipment. http://en.wikipedia.org/wiki/Resettable_fuse 2011/07/31 at 3:28 pm #12367 jobinhereParticipant Ok. Thanks for giving information. I found only a little information about Polyfuse on the net. Can anyone give more information about Polyfuse. What are its major applications,ratings,Limitations etc. Help… Author Posts Viewing 3 posts - 1 through 3 (of 3 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In