Eaton M22S-PVT Black Mushroom Head Pushbutton Actuator, 22mm, Momentary 271499

On industrial control panels and machine interfaces, a reliable emergency stop or start command is essential. The Eaton M22S-PVT mushroom head pushbutton actuator provides a robust, momentary action with a distinctive black mushroom head, designed for 22mm panel cutouts. It is commonly used by panel builders and maintenance engineers in manufacturing, packaging, and automation environments.

Key specifications

• Actuator type: Mushroom head pushbutton
• Operation: Momentary (spring-return)
• Colour: Black
• Mounting diameter: 22 mm
• Series: Eaton M22
• Bezel material: Plastic
• Actuator material: Plastic
• Front protection: IP66, IP67, IP69K
• NEMA rating: NEMA 4X, 13
• Operating temperature: -25 to +70 °C
• Storage temperature: -40 to +80 °C
• Mechanical life: > 5 million operations
• Illumination: Non-illuminated
• Compatibility: M22 series contact blocks and lamp holders

Why choose it

The M22S-PVT offers a high degree of protection against dust and water ingress, making it suitable for harsh industrial environments. Its momentary action ensures the button returns to its original position after release, preventing unintended latching. The black mushroom head is highly visible and easy to operate, even with gloved hands.

Ideal use cases

• Emergency stop functions (when paired with appropriate contact blocks)
• Start/stop control in automated machinery
• Conveyor systems and material handling equipment
• Packaging and processing lines

Good to know

The actuator is part of the modular Eaton M22 range, allowing easy combination with contact blocks and other accessories. It is designed for front panel mounting and meets international standards for low-voltage switchgear.