The ABB MPEP4‑10R is a modular emergency stop pushbutton designed for industrial safety applications. It features a red 40 mm mushroom head for easy activation and is non‑illuminated, making it suitable for emergency shutdown situations where rapid manual intervention is required. The device uses a pull release mechanism and does not include a contact block, allowing customization of its switching elements to fit specific control system requirements. This emergency stop is part of ABB’s modular pilot device range offering reliable performance and easy installation.