The Allen Bradley AB 120V AC Power Supply Module 1771-P4S is a high-quality industrial automation component designed for use with PLC-5 controller platforms. Manufactured in the United States by the reputable brand Allen-Bradley, this power supply module is a reliable and dependable component for ensuring smooth and efficient operation in various industrial automation systems. With a model number of 1771-P4S, this product meets the standards of excellence and innovation that Allen-Bradley is known for in the industry.