Not-Aus switch: constructed from robust material and featuring a Not-Aus ring for immediate emergency shutdown and clear panel visibility. Not-Aus ring: a reliable replacement for older Not-Aus rings and Not-Aus signs, preserving compatibility with existing installations. Not-Aus warning sign: built from sturdy, safe materials and includes a Not-Aus ring to clearly indicate the emergency stop status. Push button: high-quality workmanship ensures durability and reliable operation; includes a Not-Aus button symbol for quick recognition. Use scenarios: - Replacing worn Not-Aus components on industrial machines to restore safe emergency stop function and clear signage. - Upgrading safety panels or control cabinets with durable hardware and clear Not-Aus indication. - Retrofit or new installations in manufacturing, packaging, or processing lines that require a conforming Not-Aus stop mechanism and visibility.