Schneider Electric Harmony 2-position Latching Key Switch Head with 22 mm Cutout ZB4BG4

Schneider Electric ZB4BG4 Harmony 2-position Key Switch Head is an industrial-grade latching switch designed to prevent unauthorized operation by utilizing a secure key mechanism. With a 22 mm cutout diameter, this push button switch enhances workplace security by locking specific actions or entire control panels.

The metal-plated chromium body features TH-protective treatment to resist rust and corrosion, ensuring reliable performance in harsh industrial environments. This switch is rated IP66, IP67, and IP69K, providing superior protection against dust ingress and powerful water jets, fitting demanding outdoor and indoor applications.

Featuring a Ronis 455 keylock, it meets industrial standards for tough usage in settings such as factories, warehouses, and control panels. This key switch withstands vibration forces of 5 gn and operates efficiently within a wide temperature range of -40°C to +70°C. Its mechanical life of one million operations guarantees durability and long-term reliability.

Certified to CE, UL, and CSA standards, it fits seamlessly into energy systems, security applications, lifts, and escalators, among other industrial uses. The switch's 90° angle of throw and double keys included provide an additional level of operational control and safety for technicians and operators.

Schneider Electric’s Harmony ZB4 series switch heads are designed for secure, flexible, and simple mounting with a snap-fit locking system and single-screw tightening. Note that this key switch head requires a compatible body/fixing collar and contact bodies available separately for complete assembly.

Reliable latching operation with two positions ensures precise control. Robust construction with chromium plating and TH treatment for corrosion resistance. High ingress protection (IP66, IP67, IP69K) suitable for extreme environments.

High mechanical durability rated for one million cycles of operation. Wide operating temperature range from -40°C to +70°C. Includes two Ronis 455 keys for secure access. Conforms to CE, UL, and CSA safety and quality standards.

Ideal for applications in energy distribution, automotive, and building automation. Manufactured in France ensuring excellent build quality. Requires compatible mounting collar and contact bodies for installation.

Whether for industrial automation, building management, or infrastructure security, the Schneider Electric Harmony ZB4BG4 Key Switch Head offers a dependable and secure switching solution. Browse EnvMart's extensive range of electrical switches and control products for compatible accessories and complementary devices.