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Siemens 3SU1100-1HB20-1CH0 22mm E-Stop Mushroom Actuator NOT-HALT

Siemens 3SU1100-1HB20-1CH0 22mm E-Stop mushroom, NOT-HALT, rotate-to-unlatch, 1 NC.

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ManufacturerSiemens

Part number3SU1100-1HB20-1CH0

Actuator Type Emergency Stop Mushroom

Shape Round

Size 22 mm

Material Plastic

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12-month warranty

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Veteran-owned

CAGE: 9NK75

22mm mushroom E-stop 40mm red actuator head Positive latching Rotate-to-unlatch reset 'NOT-HALT' inscription 1 NC contact Screw terminals

Product description

The Siemens 3SU1100-1HB20-1CH0 is a 22mm round, plastic EMERGENCY STOP mushroom-type actuator with a 40mm red head. It features positive latching as per EN ISO 13850 and a rotate-to-unlatch reset function. This actuator is supplied with a yellow backing plate and is inscribed with 'NOT-HALT', providing one normally closed (NC) contact and screw terminals.

This component is designed for critical safety functions, offering a clear visual and tactile indication for halting machinery. The 'NOT-HALT' inscription is an alternative safety message often used in European contexts.

Stanlo Automation, a veteran-owned surplus distributor, offers the Siemens 3SU1100-1HB20-1CH0. We provide reliable and cost-effective solutions for your industrial safety needs.

Technical specifications

Actuator Type	Emergency Stop Mushroom
Shape	Round
Size	22 mm
Material	Plastic
Color	Red
Diameter	40 mm
Operation	Positive Latching
Reset	Rotate-to-unlatch
Standard	EN ISO 13850
Contact Configuration	1 NC
Terminal Type	Screw Terminal
Inscription	NOT-HALT

Common applications

Industrial safety systems

Machine emergency stop

Control stations

European automation installations

Hazardous machine operation

Compatible systems

SIRIUS 3SU1 series

Also known as

Siemens NOT-HALT button SIRIUS 3SU1 mushroom E-stop 22mm red safety actuator

Replaces / compatible with

Use as a direct replacement for Siemens E-stop actuators with 'NOT-HALT' inscription and rotate-to-unlatch reset.

Technical note

Expert tip

The 'NOT-HALT' inscription, while functionally identical to 'EMERGENCY STOP', may be preferred for specific machine documentation or regional compliance.

What happens next?

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Frequently asked questions

What does the 'NOT-HALT' inscription on the Siemens 3SU1100-1HB20-1CH0 signify?

The 'NOT-HALT' inscription on the Siemens 3SU1100-1HB20-1CH0 is an alternative to 'EMERGENCY STOP', commonly used in some regions or for specific safety protocols to indicate the function of halting machinery in an emergency.