The Allen-Bradley 150-F135NCD SMC-Flex Smart Motor Controller offers efficient microprocessor-controlled soft starting for 3-phase induction motors, with a compact modular design that incorporates an integrated by-pass to reduce heat, costs, and enclosure size. It boasts a robust peak inverse voltage of 1600V and features a comprehensive protection suite, including surge protection via MOVs, a short-circuit rating of 30KA, and flexible communication options, all wrapped in a NEMA open type enclosure. Rated for 135A and 60 to 100HP at 480V AC, with input line compatibility ranging from 200 to 600V AC, this controller's operational resilience extends to a temperature range of -5 to 50 °C, a shock resistance of 5.5G, and functionality at altitudes up to 2000m, meeting international standards with its UL, c-UL-us, CCC, and CE certifications.