The ZB4BA2 is a black flush non-illuminated push-button head from the Schneider Electric Harmony XB4 modular control and signalling range, designed for 22 mm panel mounting.

• Reference: ZB4BA2
• Range: Harmony XB4
• Product group: ZB4
• Product type: Non-illuminated push-button head
• Colour: Black
• Actuator style: Flush (recessed)
• Return: Spring return
• Marking: Unmarked
• Mounting diameter: 22 mm (22.5 mm panel cutout)
• Body material: Chromed metal