The BTM 650-03 AG bus button module from Siedle is a high-quality doorbell and door station unit designed for flush or surface mounting. With an elegant anthracite gray plastic housing, the module seamlessly integrates into various architectural styles. It features three separate call buttons marked with a bell symbol, as well as a nameplate pocket that allows for individual labeling. The IP54 protection rating ensures that the module is protected against dust and splashes, making it ideal for outdoor use. The device is suitable for temperatures ranging from -20 °C to +55 °C, ensuring reliable functionality in different climatic conditions. The BTM 650-03 AG is a practical solution for multi-family homes, as it is designed for up to three residential units and offers easy installation.

• Three separate call buttons with bell symbol for easy operation
• Nameplate pocket for individual labeling
• IP54 protection rating for weather resistance
• Suitable for temperatures from -20 °C to +55 °C
• Compatible with bus systems for flexible installation.