FL11K12

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The FL11K12 is an electrical specialty fuse manufactured by Littelfuse, Inc. This fuse is designed to protect an individual\'s electronic device or equipment from being overloaded and destroyed.

The FL11K12 features a UL 248-1 listed single-barrel fuse construction with an overload rating of 3.2A. The fuse has a typical applied voltage rating of 250VAC, has a breaking capacity of 10kA, and is available in three amp ratings: 1A, 5A, and 10A. It has a body length of 12mm and a speed of Rating C. This fuse also meets the requirements of European Standard EN IEC 588-1 and Underwriters Laboratories UL 248-1.

The working principle of the FL11 K12 is centered on preventing overcurrent surges from damaging the electrical device or equipment to which it is connected. When the current through the fuse reaches its rated current value, the fuse will open and the circuit will be safely disconnected, preventing any further overcurrent damage from occurring.

When a current surge beyond the rated value of the fuse is detected, the FL11K12 fuse begins to heat up due to resistance. This results in the melting of a thin metal filament which acts as the fuse\'s electrical connection; once the metal filament melts, the connection to the device is broken, thus preventing further damage. The FL11K12 is designed to take effect quickly, while still responding to smaller current surges, ensuring better protection against all types of currents.

The FL11K12 is a useful solution for those looking for reliable protection against over current surges. Its compact size and fast response time make it a great choice for a wide variety of applications, ranging from consumer electronics to automotive systems. Additionally, its UL 248-1 listing makes it a safe and reliable part to use in any application.

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