Part of the Schneider Electric Harmony XB4 series, the ZB4BG020 is a 22mm key selector switch head designed for robust control panel applications. This 3-position unit features a stay-put mechanism, ensuring reliable operation and allowing for key removal in any switch position. Its construction, including a chromium-plated metal bezel, provides excellent resistance to impact and vibration, making it suitable for demanding industrial environments.

Technical details

• Series: Harmony XB4
• Operator Type: Key selector switch head
• Mounting Diameter: 22mm
• Number of Positions: 3
• Mechanism: Stay-put
• Key Type: Requires specific key (e.g., 3131A) for operation and withdrawal
• Bezel Material: Chromium-plated metal
• Ingress Protection: IP66 rated for dust and water resistance

Applications & compatibility

This key selector switch head is commonly integrated into control panels for machinery in sectors such as material handling, packaging, and general manufacturing. It is ideal for applications requiring secure manual control and where unauthorized operation must be prevented, such as on conveyor systems, assembly lines, or machine tools.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider ZB4BG020 or contact our technical team for cross-reference assistance with compatible Harmony XB4 components.