<p>When selecting a reliable and durable control device for industrial environments, this non-illuminated mushroom pushbutton stands out as an optimal choice. Designed with robust features tailored to withstand challenging conditions, it is particularly suited for mining, construction, and heavy industry applications.</p><p>The pushbutton boasts a high degree of protection with an IP66 rating, ensuring excellent resistance against dust and powerful water jets. This makes it ideal for harsh outdoor and indoor environments where exposure to the elements is a concern. Additionally, compliance with international standards such as EN IEC 60947-5-1, EN IEC 60947-5-5, EN IEC 60073, EN IEC 60529 along with UL 508 and CSA C22.2 No. 14 approvals underscores its quality and reliability.</p><p>Operating efficiently within ambient temperatures ranging from -30 to 70 degrees Celsius, this device is engineered to perform in both extreme cold and heat without compromising functionality. The faston connection type facilitates quick installation while maintaining secure electrical contact.</p><p>With a rated insulation voltage of up to 690 V and a rated impulse withstand voltage of 4 kV, the pushbutton ensures safety in high-voltage applications. Its contact configuration includes one normally open (NO) and one normally closed (NC) contact which provides versatility in circuit design allowing for integration into various control systems.</p><p>The actuator features a maintained function which means it stays in its pressed position until manually reset or released—ideal for emergency stop functions or other critical operations requiring positive action confirmation. The mushroom-shaped actuator has a substantial diameter of 40 mm providing easy access even when wearing gloves—a common scenario in industrial settings.</p><p>Constructed with a metal bezel material that adds durability while offering an aesthetic appeal suitable for professional environments the cutout size matches the actuator diameter at 40 mm ensuring seamless installation into standard panel openings.</p><p>Finished in green color the button offers clear visibility conforming to ergonomic standards that help reduce operator fatigue by clearly indicating operational status at glance enhancing overall safety on site.</p><p>In summary this non-illuminated mushroom pushbutton combines rugged construction with essential technical specifications making it an indispensable component across demanding sectors like mining construction heavy industry etc., where reliability efficiency are paramount considerations during equipment selection processes.</p>