ms303Part #: MS303. Download. File Size: 136Kbytes. Page: 2 Pages. Description: 3.0A SCHOTTKY BARRIER DIODE. Manufacturer: Zibo Seno Electronic EngineeringLeviton MS303-DSS - 3P, 3-Phase, Black Manual Motor Short Toggle Switch, 30A (600V)- Powerswitch Industrial Grade AC Manual Motor Controllers provide safe, reliable control of a