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Siemens 3SU1102-0AB50-3FA0 Illuminated Pushbutton - Blue, 1NO+1NC

Siemens 22mm round illuminated pushbutton, blue, momentary, 1NO+1NC, 24V LED.

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ManufacturerSiemens

Part number3SU1102-0AB50-3FA0

Size 22 mm

Shape Round

Color Blue

Actuation Flat momentary

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Veteran-owned

CAGE: 9NK75

22mm mounting size Illuminated pushbutton Momentary contact 1 NO + 1 NC contacts 24V AC/DC LED Spring-type terminals

Product description

The Siemens 3SU1102-0AB50-3FA0 is a 22mm round illuminated pushbutton featuring a blue, flat momentary actuator. This unit includes a combination of 1 normally open (NO) and 1 normally closed (NC) contact. It is equipped with an integrated LED module for 24V AC/DC operation and uses spring-type terminals for efficient wiring.

This blue illuminated pushbutton with dual contacts is suitable for advanced control logic and operator interfaces in industrial automation, manufacturing, and process industries. Its configuration allows for interlocking functions or separate control signals within a compact design.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3SU1102-0AB50-3FA0. We ensure that our customers have access to reliable, high-quality components to keep their operations running smoothly and cost-effectively.

Technical specifications

Size	22 mm
Shape	Round
Color	Blue
Actuation	Flat momentary
Contacts	1 NO + 1 NC
Illumination	LED module with integrated LED
Voltage	24 V AC/DC
Terminal Type	Spring-type terminal

Common applications

Industrial control

Machine automation

Automation panels

Factory operations

Control stations

Process machinery

Compatible systems

Siemens 3SU1 Series Standard control panels

Also known as

Siemens 3SU1 blue dual contact switch 22mm momentary blue pushbutton Illuminated control button

Replaces / compatible with

This Siemens 3SU1 series pushbutton offers a 1 NO + 1 NC contact configuration with spring terminals, suitable as a replacement for similar components within the series.

Technical note

Expert tip

Spring terminals offer excellent vibration resistance and consistent contact pressure, making them a reliable choice for high-cycle or mobile applications.

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Frequently asked questions

What are the advantages of spring-type terminals on the Siemens 3SU1102-0AB50-3FA0?

The spring-type terminals on the Siemens 3SU1102-0AB50-3FA0 provide a faster and more secure connection, especially in environments prone to vibration. This reduces installation time and ensures long-term reliability by preventing connections from loosening.