Fast-acting, dual-element current limiting cube fuse, 40 A, finger safe, 12PK

Eaton Bussmann Series Class CF fuse, WCF, fast-acting, dual-element current limiting cube fuse, 40 A, finger safe, non-indicating fuse, interrupting rating of 50 kA at 690 Vac. The revolutionary BussmannTM series Low-PeakTM CUBEFuseTM delivers the smallest footprint compared to any Class CC, J or RK fuse solution - requiring up to 70 less space when combined with its unique fuse holder or UL 98 Listed Compact Circuit Protector switch. Freeing up space is powerful. And the CUBEFuse does just that, while packing up to a 300 kA interrupting rating and enabling higher equipment short-circuit current rating (SCCR). Available from 1 to 400 amps.