Siemens SIRIUS ACT 3SU11 Series Twist Release Emergency Stop Push Button, Plate Mount, 22 mm Cutout 3SU1150-1HB20-1FG0

Siemens 3SU1150-1HB20-1FG0 Emergency Stop Push Button is part of the SIRIUS ACT 3SU11 series designed for reliable and safe control in industrial environments.

This plate-mounted emergency stop switch features a twist release actuation ensuring positive latching for enhanced operator safety. The push button has a mushroom head style with a diameter of 40 mm, providing an ergonomic and highly visible control interface.

The device uses SPDT contact configuration with one normally open and one normally closed contact, supporting both AC and DC voltages up to 500V and contact currents up to 10 Amps, suitable for a wide range of electrical control circuits.

Its metal housing combined with a plastic push button material offers durability and longevity. The product meets multiple ingress protection ratings including IP69K, IP67, IP69, and IP66, making it well suited for harsh environments often encountered in manufacturing, automation, and heavy industry applications.

The emergency stop button assembly includes a yellow backing plate distinctly marked with 'EMERGENCY STOP' for clear and immediate identification during emergency situations. Wiring is facilitated through screw terminals providing secure electrical connections.

Compliant with EN ISO 13850 safety standards, this push button enhances industrial safety protocols with extended product life and low carbon manufacturing contributing to environmental sustainability.

This product originates from Germany, reflecting Siemens' commitment to manufacturing quality and precision engineering. Designed for industrial emergency stop applications ensuring quick and safe shutdown. Features a 22 mm cutout suitable for standard panel mounting.

Electrical contacts configured as SPDT with 1 NO/1 NC for versatile switching. Durable housing made of metal with a plastic mushroom push button of 40 mm diameter. Rated IP69K, IP67, IP69, and IP66 for high ingress protection against dust and water jets.

Screw terminal type provides secure and easy wiring connections. Capable of switching up to 500V AC/DC with 10A contact current rating. Complies with EN ISO 13850 safety standard for emergency stop devices. Manufactured in Germany with sustainable low carbon processes.

Includes a yellow backing plate inscribed 'EMERGENCY STOP' for clear identification.

The Siemens SIRIUS ACT series addresses safety in production lines, automation systems, machine construction, and other industrial applications where emergency stop functionality is critical. Browse the Electronics & Electricals > Switches & Sockets > Emergency Stop Push Button category on EnvMart for more solutions from Siemens and other industrial-grade brands.