Siemens Type CFS compact fusible switches meet UL 98 requirements and can be used in either service entrance or branch circuit applications. 30-800A, 3 pole switches are offered and are all rated 600V AC maximum. 30A switches are available with provisions for either Class CC or J fuses. A 30A non-fusible switch, catalog number CNFS361, is also available. 60A and larger switches provided with Class J fuse provisions can also be use in non-fusible applications with field installable no-fuse kits.