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Siemens 3SB3921-0CG Protective Collar for E-Stop

Siemens 3SB3921-0CG yellow protective collar for E-stop buttons.

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ManufacturerSiemens

Part number3SB3921-0CG

Part Number 3SB3921-0CG

Manufacturer Siemens

Product Type Protective Collar

For Use With 3SB3...-1AA20 Emergency Stop Mushroom Pushbuttons

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Protective collar for E-stop buttons Accommodates up to 5 padlocks Yellow color for high visibility Ensures safety lockout Compatible with Siemens 3SB3 series

Product description

The Siemens 3SB3921-0CG is a yellow protective collar designed for use with Siemens 3SB3 series emergency stop mushroom pushbuttons. This accessory is essential for securing the E-stop button, allowing up to five padlocks to be applied for safety lockout procedures, preventing accidental activation.

This protective collar is a crucial component in industrial safety systems, ensuring that emergency stops are only engaged intentionally. It is specifically designed for the 3SB3...-1AA20 mushroom pushbutton, providing a secure fit and reliable protection against tampering or accidental presses during maintenance or hazardous operations.

Stanlo Automation, your veteran-owned surplus parts distributor, offers the Siemens 3SB3921-0CG. We understand the importance of safety components in industrial settings. Find quality surplus parts for your automation and safety needs at Stanlo Automation.

Technical specifications

Part Number	3SB3921-0CG
Manufacturer	Siemens
Product Type	Protective Collar
For Use With	3SB3...-1AA20 Emergency Stop Mushroom Pushbuttons
Color	Yellow
Padlock Capacity	5

Common applications

Industrial safety

Machine guarding

Lockout/Tagout (LOTO) procedures

Emergency stop stations

Control panels

Compatible systems

Siemens 3SB3...-1AA20 Emergency Stop Mushroom Pushbuttons

Also known as

Siemens E-stop collar 3SB3921-0CG E-stop accessory Yellow E-stop guard

Replaces / compatible with

This protective collar is designed for Siemens 3SB3 series mushroom pushbuttons. Its successor is the SIRIUS ACT 3SU1 series, with 3SU1900-0EX30-0AA0 being a preferred successor type.

Technical note

Expert tip

This is a phased-out product. While still functional, consider the preferred successor 3SU1900-0EX30-0AA0 for new installations or broader compatibility.

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Frequently asked questions

How many padlocks can be used with the Siemens 3SB3921-0CG protective collar?

The Siemens 3SB3921-0CG protective collar is designed to accommodate up to five padlocks, allowing for robust lockout procedures during maintenance or hazardous operations.