Harmony XB4 flat momentary push button head, with LED, blue metal ZB4BW363

Push button head for control panels – reliability and clear signaling

This flat, momentary push button head from the Harmony XB4 range is a robust control element designed for operation in demanding industrial conditions. Made of high-quality materials, it provides long-lasting reliability and resistance to mechanical damage. The blue color and built-in LED provide clear visual signaling, making it easy to identify the function and status of the device even in brightly lit environments.

Design and application

The head is designed for mounting in 22.5 mm diameter holes and works with compatible control circuits. The momentary mechanism ensures that the button automatically returns to its original position after being pressed – an ideal solution where temporary activation of a function is required. The chrome metal front bezel adds durability and aesthetic appearance, and the IP66 degree of protection guarantees resistance to dust and water.

Advantages for the installer and user:

• Easy installation: The snap-in system allows for quick and easy installation and replacement of the head on compatible contact blocks.
• Durability: The metal construction of the front bezel provides resistance to impacts, vibrations and harsh working conditions.
• Clear signaling: The blue LED provides clear visual information about the device status, minimizing the risk of operational errors.
• Wide temperature range: The ability to operate in a temperature range from -40°C to 70°C allows for use in various industrial environments.
• Protection against external factors: The IP66 degree of protection protects against the influence of dust and water, ensuring reliable operation even in difficult conditions.
• Standard hole size: Compatibility with a 22 mm hole simplifies integration with existing control panels.
• Round lens: Provides even distribution of LED light, improving signal visibility.