2-position switch Ø22 with key, stable, Ronis 445, round metal ZB4BG2K

Key switch for control panels – reliability and safety

This Ronis 445 key switch is a robust solution for applications requiring controlled access and protection against accidental change of settings. It is ideal for machines, industrial equipment, control cabinets and anywhere where certainty is needed that only an authorized person can change the switch position. Made of metal, it provides durability and resistance to mechanical damage.

Design and application

The switch has two stable positions locked with a key, which prevents accidental adjustment. The mounting hole diameter is 22.5 mm, making it compatible with a wide range of panels and enclosures. The chrome metal frame gives it an aesthetic appearance and additionally protects against external factors. The IP66 protection class guarantees resistance to dust and water jets under pressure, allowing its use even in harsh industrial conditions.

This switch is part of the modular Harmony XB4 system from Schneider Electric, which means it can be easily combined with various contact blocks to achieve the desired control functionality. Installation is simple and intuitive, and the solid construction ensures long-lasting and trouble-free operation.

Key features and benefits:

• Safety: Key lock prevents unauthorized change of switch settings.
• Durability: Metal construction provides resistance to mechanical damage and corrosion.
• Resistance to external conditions: IP66 protection class guarantees tightness against dust and water.
• Versatility: Compatible with the Harmony XB4 system – possibility of combining with various contact blocks.
• Easy installation: Simple and intuitive installation in a 22.5 mm diameter hole.
• Clear identification: Black control element (knob) facilitates operation and visual identification of the switch function.
• Stability: Non-momentary action ensures that the selected position is maintained until the key is used.