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Siemens AS-Interface Emergency Stop Enclosure

Siemens AS-Interface enclosure with 22mm E-stop mushroom pushbutton.

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ManufacturerSiemens

Part number3SF5811-2AA10

Series AS-Interface

Mounting 22 mm

Enclosure Material Metal

Top Part Color Yellow

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AS-Interface compatibility 22mm mounting Metal enclosure Red 40mm E-stop mushroom button Rotate-to-unlatch 2 NC contacts M12 connector

Product description

The Siemens 3SF5811-2AA10 is an AS-Interface enclosure designed for command devices, featuring a 22 mm mounting hole. The enclosure has a yellow metal top part, one control point, and includes a red 40 mm emergency stop mushroom pushbutton with a rotate-to-unlatch mechanism. It is equipped with two 1 NC (Normally Closed) contacts and comes with an M12 connector on top. The enclosure is supplied without a protective collar and the label 'EMERGENCY STOP' is enclosed separately, with instructions in German and English.

This unit is ideal for implementing safety stop functions in machinery and industrial automation systems, particularly where AS-Interface networks are used. It is commonly found in manufacturing plants, automotive production lines, and machine tool applications requiring immediate operator intervention for safety.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3SF5811-2AA10. We provide reliable and cost-effective solutions for your industrial safety components, ensuring your equipment meets safety standards and minimizes operational risks.

Technical specifications

Series	AS-Interface
Mounting	22 mm
Enclosure Material	Metal
Top Part Color	Yellow
Control Points	1
E-Stop Button	Red, 40mm mushroom, rotate-to-unlatch
Contacts	2x NC
Connector	M12 on top
Label	EMERGENCY STOP (separate)

Common applications

Machine Safety

Industrial Control Panels

Automation Systems

Manufacturing Lines

Safety Interlocks

Emergency Shutdown

Compatible systems

AS-Interface Master Modules AS-Interface Bus Systems Safety circuits

Also known as

Siemens AS-i E-stop, Siemens 22mm E-stop, Siemens Mushroom Pushbutton

Replaces / compatible with

This AS-Interface enclosure with an emergency stop button is designed to integrate into AS-Interface networks, providing a standardized safety interface.

Technical note

Expert tip

The separate labeling ensures flexibility in installation, but verify the correct placement according to safety regulations for the specific application.

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Frequently asked questions

What type of E-stop mechanism is used on the Siemens 3SF5811-2AA10?

The Siemens 3SF5811-2AA10 features a red 40mm mushroom pushbutton for emergency stopping. It is a rotate-to-unlatch type, meaning the button is reset by twisting it after it has been pressed.