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Siemens 3SB3000-1BA20 22MM Emergency Stop Pushbutton

Siemens 22MM Mushroom Pushbutton, 40mm, Latching, Key Unlock

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ManufacturerSiemens

Part number3SB3000-1BA20

Size 22mm

Material Plastic

Actuator Type Mushroom Pushbutton

Head Size 40mm

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Veteran-owned

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22mm mounting 40mm mushroom head Latching (maintained) action Key-operated reset Red color for safety Ronis key lock

Product description

The Siemens 3SB3000-1BA20 is a 22mm plastic round mushroom pushbutton actuator, 40mm in size, with a red color. This emergency stop button features key-operated unlocking using a Ronis key and has a latching function. It includes a holder and is part of the phased-out SIRIUS 3SB3 series, with the SIRIUS ACT 3SU1 series as its successor.

This key-operated emergency stop button provides a secure way to halt machinery, preventing accidental resets. It is ideal for applications requiring controlled access to safety functions, ensuring only authorized personnel can restart equipment.

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Technical specifications

Size	22mm
Material	Plastic
Actuator Type	Mushroom Pushbutton
Head Size	40mm
Function	Latching (Maintained), Key-Operated Unlock
Color	Red
Lock Type	Ronis Key
Series	SIRIUS 3SB3

Common applications

Emergency stop controls

Machine safety

Industrial control panels

Safety interlocks

Key-controlled systems

Compatible systems

Designed for Siemens 3SB3 control systems.

Also known as

Siemens 3SB3 key E-stop 22mm red mushroom pushbutton lock

Replaces / compatible with

This part is a phased-out product. The preferred successor is the SIRIUS ACT 3SU1 series, with recommended replacements being 3SU1000-1HF20-0AA0 (actuator) and 3SU1500-0AA10-0AA0 (holder).

Technical note

Expert tip

This is a latching actuator that requires a specific key for unlocking. Ensure you have the correct key and that the wiring complies with safety standards for emergency stop circuits.

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Frequently asked questions

What type of unlocking mechanism does the Siemens 3SB3000-1BA20 use?

The Siemens 3SB3000-1BA20 emergency stop pushbutton uses a key-operated unlocking mechanism. It is designed to be reset by turning a Ronis key, providing secure control over safety functions.