The Siedle AR 402-0 switching relay is a versatile accessory for building security, specifically designed for special circuits. It is housed in a robust panel enclosure and features four switching contacts that allow for flexible control. This relay is ideal for integration into doorbell and intercom systems and supports Smart Home technology, making it a modern solution for security technology. With its compact dimensions, it can be easily used in various installations. The product is made of high-quality plastic and provides reliable performance in different applications.

• Compatible with Smart Home systems
• Offers four switching contacts for flexible special circuits
• Robust panel enclosure for easy installation.