Mersen Tri-Onic TRM time-delay midget fuse is rated 250 volts AC and are offered in ampere ratings from 5A. They have 12 seconds time-delay at 200 percent rating to provide supplemental protection of small motors, small transformers and other high inrush loads, plus many other 250 volt applications. Applications: small motors, small transformers, lighting circuits and control circuits. Approvals: UL listed to standard 248-14 file E33925 and CSA certified to standard C22.2 no. 248.14. Measures 13/32-inches diameter by 1-1/2-inches length.