Schneider Electric XB4BA61 Harmony XB4 Metal Flush Blue Unmarked Spring Return Push Button 1NO. The Schneider Electric XB4BA61 is a robust Harmony XB4 series metal flush pushbutton, designed for reliable control in diverse industrial environments. Featuring a vibrant blue, unmarked operator profile and a chromium-plated metal bezel, this spring return pushbutton ensures intuitive operation and durability. With a standard 22.5 mm mounting diameter, it integrates seamlessly into control panels. The XB4BA61 is equipped with 1 NO (normally open) slow-break contact, capable of handling a conventional free air thermal current of 10 A and a rated insulation voltage of 600 V. Its impressive IP66, IP67, IP69, and IP69K degrees of protection, along with NEMA UL Type 4X/13 and IK06 ratings, guarantee exceptional resistance to dust, water, and impact. This Schneider Electric XB4BA61 pushbutton is ideal for critical applications in Egypt and the Gulf's demanding industries, including cement production, oil and gas, water treatment, food and beverage processing, textiles, and building services. Its mechanical durability of 10 million cycles ensures long-term performance.