An automatically resetting fuse like this 0603L150SLYR PTC resettable fuse from Littelfuse is ideal for quickly restoring protected equipment into operation after a fuse burns out. This device has a maximum current rating of 50. This resettable fuse has an operating temperature range of -40 °C to 85 °C. It has 2 terminals. Mount your resettable fuse on a printed circuit board using surface mount technology to produce the most effective results. This product is 1.8(Max) mm long, 1(Max) mm tall and 1(Max) mm deep.