3SU1000-1BA20-0AA0 Siemens | In Stock, Ship

3SU1000-1BA20-0AA0 – Siemens SIRIUS ACT Mushroom Pushbutton Actuator, 40mm, Red, In Stock

Buy the Siemens 3SU1000-1BA20-0AA0, a SIRIUS ACT mushroom pushbutton actuator, 22 mm mounting, round plastic housing, red, 40 mm cap, latching, pull-to-unlatch mechanism. In stock and available for fast shipping. Get a quote today.

Key Technical Specifications

  • Product Type: Mushroom pushbutton actuator, SIRIUS ACT series (actuating/signaling element)
  • Product Line: Plastic, black, 22 mm
  • Mounting Diameter: 22.3 mm
  • Cap Diameter: 40 mm
  • Operating Principle: Latching
  • Unlocking Device: Pull-to-unlatch mechanism
  • Number of Switching Positions: 2
  • Actuator Color: Red
  • Actuator Material: Plastic
  • Actuator Shape: Round
  • Optional Light Source: No
  • Contact Module: Not included (actuator only; sold separately)
  • Front Ring: Included, standard design

Design and Performance

Large 40mm Cap for Easy Emergency-Style Actuation

A 40 mm mushroom-style cap provides a large, easily accessible actuation surface, well suited for applications requiring quick, unmistakable operator activation from various angles or with gloved hands.

Latching Operation with Pull-to-Unlatch Release

Once pressed, the actuator latches into place and requires a deliberate pull-to-unlatch action to reset, preventing accidental re-engagement and supporting controlled, intentional reset procedures.

Modular Building Block Within the SIRIUS ACT System

As part of a modular system of pushbuttons and indicator lights with which customized variants can be configured flexibly, this actuator lets engineers assemble a complete mushroom pushbutton by pairing it with a separately ordered holder and contact module.

Robust IP-Rated Design for Demanding Environments

Consistent with the SIRIUS ACT mushroom pushbutton family, this actuator supports high IP protection ratings (IP67/IP69K) once assembled, withstanding dust, washdown, and high-pressure cleaning cycles typical of demanding industrial environments.

Tool-Free Snap-On Installation

As part of the SIRIUS ACT innovative snap-on concept, this actuator installs easily with one hand and without special tools, with groove-free mounting holes since full twist prevention is already integrated.

Why Buy the 3SU1000-1BA20-0AA0 From Us

  • In stock and ready for immediate dispatch
  • Fast shipping on every order
  • Commercial advisory support to help you confirm the right SIRIUS ACT holder and contact module pairing for your application
  • Competitive pricing — get a quote in minutes

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