ASI offers a complete line of UL 1077 and UL 489 DIN rail mount miniature circuit breakers in standard. Hydraulic magnetic circuit breakers from ASI offer a broad range for panel and rack mounting applications. The NDB3-30 series is an easy-to-install snap-in mount circuit breaker family that is ideal for applications ranging from 1 to 30 amps in DC voltages up to 80 volts and AC up to 250 volts.