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Siemens 3SB3000-1HA20 22mm Red Latching Emergency Stop

Siemens 3SB3000-1HA20 22mm red 40mm latching emergency stop pushbutton.

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ManufacturerSiemens

Part number3SB3000-1HA20

Actuator Type Mushroom Pushbutton

Size 22mm

Color Red

Head Diameter 40mm

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22mm mounting size Red 40mm mushroom head Emergency stop function Latching operation Rotate-to-unlatch release Plastic construction Includes holder

Product description

The Siemens 3SB3000-1HA20 is a 22mm round plastic actuator designed as a 40mm red mushroom emergency stop pushbutton. It features a latching operation with a rotate-to-unlatch mechanism and includes a holder. This is a phased-out product, with the SIRIUS ACT 3SU1 series being its successor.

This emergency stop pushbutton is a critical safety component in industrial environments, designed for quick and reliable shutdown of machinery in hazardous situations. The large red mushroom head and latching mechanism ensure it remains activated until intentionally reset.

Stanlo Automation, a veteran-owned surplus parts distributor, offers this essential safety component. We help our customers find reliable and cost-effective solutions for their automation needs.

Technical specifications

Actuator Type	Mushroom Pushbutton
Size	22mm
Color	Red
Head Diameter	40mm
Operation	Latching
Release Mechanism	Rotate-to-Unlatch
Function	Emergency Stop
Material	Plastic
Holder Included	Yes
Series	3SB3

Common applications

Emergency stop circuits

Machine safety controls

Industrial safety systems

Manufacturing plants

Hazardous area controls

Compatible systems

Designed for use in Siemens 22mm control systems and panels where an emergency stop function is required.

Also known as

3SB30001HA20 Siemens red E-stop 22mm emergency stop button 40mm mushroom E-stop

Replaces / compatible with

This part is a phased-out Siemens product. The preferred successor type is 3SU1000-1HB20-0AA0 + 3SU1500-0AA10-0AA0.

Technical note

Expert tip

Crucial for machine safety circuits, ensure this E-stop is wired to a safety relay or directly into a circuit that provides a hardwired stop function.

What happens next?

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Frequently asked questions

What is the specific safety function of the Siemens 3SB3000-1HA20?

The Siemens 3SB3000-1HA20 is specifically designed as an emergency stop pushbutton. When actuated, it immediately halts the operation of machinery, and it latches in the pressed position until manually reset via the rotate-to-unlatch mechanism.