Ferraz Shawmut AMP-TRAP® 2000® SmartSpot® Time Delay Fuse, Current Limiting, Series: A2D-R, Indicating/Non-Indicating: Non-Indicating, Rejection/Non-Rejection: Rejection, 4 A, 250 VAC/VDC, 200/100 kA Interrupt, Class: RK1, Ferrule Terminal, Holder Mount, Cylindrical Body, Dual Element, Polyester, 9/16 in Dia x 2 in L Body Size