Ferraz Shawmut Miniature Fuse, Fast Acting, Series: SMF, Indicating/Non-Indicating: Non-Indicating, Rejection/Non-Rejection: Non-Rejection, 3 A, 300 VAC, 10 kA Interrupt, Bayonet Terminal, Holder Mount, Cylindrical Body, 1 Element, Glass, 0.25 in Dia x 1.9 in L Body Size