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The Allen Bradley 150-A500JBD Solid-State Controller from the SMC-50 series excels in regulating 3-phase squirrel cage induction motors, offering a current rating of 500 Amperes and supporting line voltages from 200 to 480 Volts AC, suitable for motors ranging from 5 to 400 Horsepower. Housed in a NEMA Type 12 enclosure, this sophisticated controller features three operating modes: Soft start with selectable kick start, Full voltage start, and Current limit start, along with optional capabilities such as Smart Motor Braking, Accu-Stop, and pump control. With dual-purpose LEDs for status indication and comprehensive motor protection features, including Pre-Start and Stall Protection, this robust unit provides reliable operation and weighs approximately 90 pounds, measuring 23.17 x 20 x 12.23 inches.