Schneider Electric XB5AA11 Harmony XB5 Plastic Push Button, White, Flush, Spring Return, 1 NO, 22.5mm. The Schneider Electric XB5AA11 is a reliable Harmony XB5 series push button, essential for control panels in diverse industrial environments. This complete product features a durable dark grey plastic bezel and a 22.5mm mounting diameter, offering a white flush, unmarked, spring return operator profile. It is equipped with one normally open (1 NO) slow-break contact, connected via convenient screw clamp terminals. With a conventional free air thermal current of 10 A and a rated insulation voltage of 600 V, the XB5AA11 ensures robust performance. Its impressive IP66, IP67, IP69, and IP69K degrees of protection, along with NEMA UL Type 4X/13 and IK03 ratings, make it suitable for demanding conditions in cement plants, oil and gas facilities, water treatment, food and beverage processing, and building services across Egypt and the Gulf region. Designed for mechanical durability of 10 million cycles and operational in temperatures from -40 to 70 °C, this Schneider Electric push button is a dependable choice for your control applications.