SICK ES21 Series Illuminated Emergency Stop Push Button, Panel Mount, 1 NO/2 NC

RS Stock No.:: 285-1301
Mfr. Part No.:: ES21-CH2111 / 6036143
Brand:: SICK

Subtotal (1 unit)*

£39.65

(exc. VAT)

£47.58

(inc. VAT)

FREE delivery for orders over £60.00

Stocked by manufacturer

Ready to ship from 24 June 2026

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Units	Per unit
1 +	£39.65

*price indicative

RS Stock No.:: 285-1301
Mfr. Part No.:: ES21-CH2111 / 6036143
Brand:: SICK

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	SICK
	Mount Type	Panel Mount
	Product Type	Emergency Stop Push Button
	Contact Configuration	1 NO/2 NC
	Illuminated	Yes
	Series	ES21
	Colour	Red
	Terminal Type	Screw
	Contact AC Voltage	250V ac
	Contact DC Voltage	24V dc
	Contact Current	3A
	Switch Configuration	Slow Action
	Depth	36.8mm
	Length	36.8mm
	Hazardous Area Certification	NO
	Standards/Approvals	UL
	Width	44.6mm

	Select all
	Brand SICK
	Mount Type Panel Mount
	Product Type Emergency Stop Push Button
	Contact Configuration 1 NO/2 NC
	Illuminated Yes
	Series ES21
	Colour Red
	Terminal Type Screw
	Contact AC Voltage 250V ac
	Contact DC Voltage 24V dc
	Contact Current 3A
	Switch Configuration Slow Action
	Depth 36.8mm
	Length 36.8mm
	Hazardous Area Certification NO
	Standards/Approvals UL
	Width 44.6mm

Datasheet - ES21-CH2111

COO (Country of Origin):: DE

Overview

ES21 emergency stop pushbuttons are a must for automated machines and systems. They provide a means for a person to stop a machine or system in the event of an emergency.

Depending on the variant, the emergency stop pushbuttons are either integrated into a machine operator panel or mounted directly on the machine.

At a glance

Optionally available as a built-in version or as a surface-mounted version with housing

Built-in version with self-monitoring emergency stop contacts

Status display with colored mark or LED ring illumination

Variants with protective collar

Variants with M12 male connector

Your Benefit

A wide range of variants for custom-fit integration into your machine

High level of safety thanks to self-monitoring: It switches off the machine in the event of faulty installation or mechanical damage

Quick and User friendly reading of the device status

Reduction of unplanned machine stops, for instance in busy work areas

Can be installed quickly and cost effectively, at the same time reducing sources of error during wiring

Simple, safe series connection with Flexi Loop

Applications

Fields of applications

Safe stop function for machinery and systems