The CC1403 is a screw-on cover accessory designed for power block applications, specifically for use with 1, 2, or 3-pole contactors and motor starters in the 140 series. This cover provides protection and enclosure for power block terminals and connections, helping to prevent accidental contact and environmental contamination. The screw-on mounting style ensures secure attachment to the power block assembly. Common applications include industrial motor control panels, power distribution systems, and equipment where terminal protection and safety compliance are required.