RS PRO Black Spring Return Push Button Head 22 mm Cutout Diameter IP65 188-1139

RS PRO 188-1139 Black Spring Return Push Button Head is a high-quality, non-illuminated, round push button designed specifically for industrial and electrical automation applications. With a robust plastic construction and a modern silver colored bezel, this push button head is engineered for durability and reliability. Its 22 mm panel cutout diameter ensures compatibility with industry-standard mounting panels.

The push button features a spring return mechanism that guarantees the button returns to its original position after actuation, providing reliable operation. The button is marked with a down arrow for intuitive user indication and has a black color and round shape suitable for various control station designs.

Rated to IP65 standards, this push button head offers excellent protection against dust ingress and water jets, making it suitable for harsh environments typically encountered in factories, power plants, and industrial process control systems. The mechanical lifespan of this push button exceeds 1 million cycles, ensuring a long operational life span for continuous industrial use.

Designed for stackable contact block configurations, this push button head can accommodate up to 9 contact blocks mounted with included mounting clips, offering flexible customization. This product conforms to key international standards such as EN 418, EN 60947 series, UL 508, CE, and CSA, making it compliant with most global industrial safety requirements.

Although the product does not include a fixing collar, its design allows straightforward installation in applications where a collar is either unnecessary or provided separately. Ideal for use in electrical automation, industrial machinery control panels, and process industries, this push button head enhances operational safety and effectiveness.

Complies with international standards including EN 418 and UL 508. Durable push button material with a spring return mechanism. 22 mm cutout diameter for panel mounting. IP65 rating for dust and water protection. Long mechanical life exceeding 1 million cycles.

Marked with a down arrow for clear operation. Stackable contact block design supports up to 9 blocks. Robust black plastic button with a silver bezel. Suitable for factory, power plant, and industrial applications. Manufactured in India under RS PRO series standards.

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