Combines switching and circuit protection into a single device.
DC Features

Large frame provides stud termination for 5–300 Amp loads

Provides overcurrent protection for inverters, bow thrusters, and windlasses

Offers high interrupt capacity – suitable for Main circuit protection

Trip Free – cannot be held closed after trip
AC Features

Frequently used for 120/240 Volt AC circuit protection

Double pole can be used as AC Main circuit breaker to switch hot and neutral or two hots in 120/240 Volt ACBranch applications

Triple pole can be used as 120/240 Volt AC Main circuit breaker to switch both lines (hots) and neutral

Double and triple pole circuit breakers will trip all poles if any one pole trips