Robust Construction: Crafted from high-grade aluminum alloy, this emergency stop button is - and built to last. It features internal contacts made of superior silver material, ensuring flame retardance and safety for reliable use in environments. Technical Specifications: This switch operates at 440 volts with a 10A current rating. It includes 1NO 1NC contact types and a latching action mechanism. The mounting hole is precisely 22mm in diameter, designed for easy installation and secure fit in numerous applications. Efficient Operation: Experience seamless functionality with this emergency stop switch, designed for smooth and reliable operation. Its strong resilience ensures it returns to its old position after activation, providing a consistent performance without any deformation. Enhanced Protection: Equipped with an IP65 rating, this emergency stop button is both dustproof and waterproof, making it suitable for use in dusty workshops or humid conditions without compromising its functionality or safety. Versatile Usage: Ideal for a wide range of applications, this switch is for automotive, marine, industrial, and household equipment. It ensures safety and reliability whether used in vehicles, boats, or on coffee machines and medical equipment. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Black & Red Material:Metal+Plastic Package Contents: 4 x emergency stop button Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.