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Siemens 3SU1152-0AB20-1CA0 Illuminated Pushbutton

Siemens 3SU1 22mm illuminated flat pushbutton, momentary, 1 NC.

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ManufacturerSiemens

Part number3SU1152-0AB20-1CA0

Type Illuminated Pushbutton

Mount Size 22 mm

Shape Round

Bezel Material Metal

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Illuminated flat pushbutton 22mm round metal housing Momentary action Integrated 24V AC/DC LED 1 NC contact Screw terminal connections

Product description

The Siemens 3SU1152-0AB20-1CA0 is a 22mm round, metal, shiny red illuminated pushbutton with a flat actuator. It features momentary contact type and includes a holder with one 1 NC (Normally Closed) contact. This pushbutton is equipped with an integrated LED module providing 24V AC/DC illumination and utilizes screw terminals for connection.

This illuminated pushbutton is designed for momentary activation of control functions and provides visual feedback through its integrated LED. Its robust metal construction and bright red color make it suitable for control panels, emergency stop functions (when configured correctly), and operator interfaces in industrial automation, machinery, and process control.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3SU1152-0AB20-1CA0. Ensure your control systems are equipped with reliable and visible components by sourcing from our available stock.

Technical specifications

Type	Illuminated Pushbutton
Mount Size	22 mm
Shape	Round
Bezel Material	Metal
Bezel Finish	Shiny Red
Actuator Type	Pushbutton, Flat
Operation	Momentary Contact Type
Included Holder	Yes
Contacts	1 NC
Illumination	LED Module
LED Voltage	24 V AC/DC
Terminal Type	Screw Terminal

Common applications

Control Panels

Industrial Automation

Machine Control

Process Control

Emergency Stop (with proper configuration)

Status Indication

Compatible systems

Siemens 3SU1 Series accessories Standard 22mm mounting panels

Also known as

Siemens 3SU1152-0AB20-1CA0 Siemens illuminated pushbutton red 3SU1 flat push button 24V

Replaces / compatible with

This Siemens 3SU1 illuminated pushbutton can replace standard 22mm pushbuttons requiring a momentary NC contact and integrated LED illumination. It is suitable for various control and signaling applications.

Technical note

Expert tip

The integrated LED requires a 24V AC/DC supply; ensure correct voltage is applied to avoid damage. The NC contact is often used for safety interlocks or to de-energize a circuit when pressed.

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Frequently asked questions

What is the purpose of the 1 NC contact in the Siemens 3SU1152-0AB20-1CA0 pushbutton?

The 1 NC (Normally Closed) contact in the Siemens 3SU1152-0AB20-1CA0 pushbutton is closed in its default state and opens when the button is pressed. This is often used in safety circuits to break power when activated.