The Schneider ZB5AS844 is a robust and reliable component from the Harmony XB5 Series. This push button head is designed with a 22mm cutout diameter, making it a perfect fit for a variety of industrial applications. The head features a trigger action and mechanical latching, ensuring a secure and stable operation. It comes with a turn-to-release reset mechanism for easy and quick resetting. The operator profile is a red mushroom, unmarked, and 40mm in size, providing a clear and visible interface for emergency stop functions. The bezel material is made of dark grey plastic, offering durability and resistance to industrial environments. This part is designed for emergency stop push-buttons, enhancing safety in your operations. With a mechanical durability of 300,000 cycles, this push button head promises long-lasting performance. Please note, this description is for the push button head only and does not include any additional components or accessories.