The XB4BA51 is a complete flush push-button from the Schneider Electric Harmony XB4 range, intended for industrial control and signalling panel applications with a 22 mm mounting diameter.

• Reference: XB4BA51
• Range: Harmony XB4
• Product group: Push-button
• Colour: Yellow
• Button style: Flush
• Contacts: 1NO (normally open), spring return
• Label: Unmarked
• Mounting diameter: 22 mm
• Body material: Zamak (zinc alloy die-cast)
• Bezel material: Chrome metal