0031.3558 is a part number of a product manufactured by Schurter, a manufacturer of electrical, electronic, and mechanical components. Schurter's 0031.3558 is a DC/AC power supply module that can be used to convert AC voltage to lower voltage DC voltage. It offers a 3-pole screw terminal block connector and allows voltage regulation, power shutdown, and power switch-off features. The module is designed to be easily mounted into distribution boxes, allowing quick and easy installation in an industrial environment.