The Schneider ZB5AS844 is a robust and reliable component from the Harmony XB5 series. This push button head is designed with a 22mm cut-out 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, providing ease of use and quick response in emergency situations. The operator profile is a red mushroom, unmarked, and 40mm in size, offering clear visibility and easy identification. The bezel material is made of dark grey plastic, ensuring durability and resistance to wear and tear. This push button head is designed for emergency stop push-buttons, enhancing safety in your operations. With a mechanical durability of 300,000 cycles, this component promises long-lasting performance. Please note, this description is for the push button head only and does not include any additional components or accessories.