Siemens Pushbutton, blue, flat, screw terminal, 22mm Part number 3SU1150-0AB50-1BA0

Product Overview

Siemens SIRIUS ACT illuminated pushbutton complete unit (3SU1150-0AB50-1BA0) is a robust industrial control element combining a pushbutton actuator with an integrated LED indicator. Designed for front-panel mounting in control cabinets and machine interfaces, this green illuminated pushbutton provides reliable operator input and clear visual feedback of control status, making it ideal for start, reset or signal indication functions in automation systems.

Key Features

• SIRIUS ACT series industrial illuminated pushbutton
• Complete unit with illuminated actuator and contact block assembled
• Round, flat green pushbutton actuator for clear operator control
• Integrated LED illumination for status indication
• Single normally open (NO) contact configuration
• Designed for standard 22 mm panel cutouts
• Screw terminal connection for secure wiring
• High mechanical and electrical endurance for industrial use
• Suitable for visual machine/operator feedback and control

Technical Specifications

• Article Number: 3SU1150-0AB50-1BA0
• Product Family: SIRIUS ACT illuminated pushbuttons
• Device Type: Illuminated pushbutton complete unit
• Actuator Design: Round, flat pushbutton
• Actuator Colour: Green
• Illumination: Integrated LED
• Front Ring Colour: Black
• Material: Durable industrial plastics
• Contact Configuration: 1 NO (normally open)
• Operating Principle: Momentary contact (push-to-make)
• Rated Insulation Voltage: 500 V
• Degree of Pollution: 3
• Rated Surge Withstand Voltage: 6 kV
• Thermal Current Rating: 10 A
• Operating Voltage Range: 5 … 500 V AC/DC
• Illumination Voltage: 24 V DC LED
• Nominal LED Current: approx. 10 mA
• Mechanical Service Life: up to 10,000,000 operations
• Electrical Endurance: up to 1,000,000 operations
• Maximum Operating Frequency: approx. 3,600 operations/hour
• Panel Cutout Diameter: 22.3 mm
• Actuator Diameter: approx. 29.45 mm
• Installation Depth: approx. 49.7 mm
• Dimensions (approx.): 40 mm (height) × 30 mm (width) × 49.7 mm (depth)
• Connection Type: Screw terminals
• Operating Temperature Range: –25 °C to +70 °C
• Storage Temperature Range: –40 °C to +80 °C

Compliance & Certifications

• Manufactured to Siemens SIRIUS ACT industrial quality standards
• Designed to meet IEC/EN pushbutton and indicator standards
• High ingress protection and industrial durability

Applications

The Siemens 3SU1150-0AB50-1BA0 illuminated pushbutton is used in control panels, machine consoles and automation interfaces where visual indication and operator input are required. Typical applications include start/reset controls, status signaling, operator feedback panels and human-machine interfaces in industrial control systems.