3SU1000-4BF01-0AA0, Siemens SIRIUS ACT 2-position Key Switch Head, Latching, 22mm Cutout

Siemens Key Switch Head, 90° Angle of Throw, 22mm Cutout Diameter - SIRIUS ACT Series - 3SU1000-4BF01-0AA0

Need a secure way of controlling industrial equipment? Get power at your fingertips and prevent unauthorised access with this key switch head from Siemens. It has two positions and a 90° angle of throw, so it's ideal for on/off functions and is easy to use. Thanks to a mechanical service life of a million cycles, you can rely on it to deliver top-tier performance over the long term. The switch's metal construction resists corrosion as well as wear and tear, making it a robust solution. A patented holder design prevents unintentional twisting to deliver smooth and stable performance. For safe operation in demanding environments, it copes under stressful temperatures between -25°C and +70°C.

Features & Benefits

• Latching actuation means the switch remains in its activated state, eliminating the need to hold it in position
• Key removal in the off position for safety
• Compact design with dimensions of 29.5 (H) x 29.5mm (W), so it's space-efficient

Is this key switch head finger-safe?

Yes. It has an IP20 rating, which indicates it stops objects over 12mm in size from getting into the workings. This means you can touch it without risking a shock.

3SU Series

Catalogue - Industrial Controls

Environmental Product Declaration

Environmental Product Declaration - Overview

Siemens EcoTech label