The EU2B-YB211FB-D is an extended momentary pushbutton from the EU2B series, engineered for control applications in hazardous environments. This model features a black operator, a 1NO-1NC contact arrangement, and finger-safe (IP20) screw terminals for increased safety. It has a rated insulation voltage of 600V, a thermal current rating of 10A, and is built for a long mechanical life of at least 1,000,000 operations. Compliant with UL, ATEX, and IECEx standards for Class I, Zone 1 environments, this switch is ideal for providing reliable control in industries like oil and gas, chemical processing, and mining.