The W51 series thermal circuit breaker is a compact single-pole breaker with a rocker actuator. It combines circuit protection and switching into a single unit, and is offered with an optional illuminated button. W51 is available in ratings from 5 amps through 20 amps, and can operate up to 50 volts DC or 250 volts AC. It conveniently snaps into a panel from the front and can be ordered with quick-connect terminals or printed circuit board terminals. W51 is UL recognized for the U.S.A. and Canada, VDE approved and CCC certified. Its small size, low cost and multi-function capability makes the W51 an attractive choice for many different applications.