The A22E-MP-01 is a non-lighted emergency stop switch designed for panel mounting in 22 mm or 25 mm cutouts. It features a medium push-pull operation mechanism, a 40 mm diameter red head, and a single normally closed (1NC) contact configuration. This model includes a direct opening mechanism to ensure the circuit opens even if contacts weld and a safety lock to prevent operating errors. The switch is oil-resistant with an IP65 degree of protection and includes a standard finger protection mechanism, making it a safe and reliable choice for industrial control panels and machinery.