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Siemens SIRIUS ACT Key Switch Head, Latching, 2 Positions, 22mm Cutout, Key Type 455 3SU1050-4CF01-0AA0
Specifications
| Country of Origin | Czech Republic |
|---|---|
| Brand | Siemens |
| Model | 3SU1050-4CF01-0AA0 |
| IP Rating | IP20, IP69, IP67, IP69K, IP66 |
| Series | SIRIUS ACT 3SU10 |
| Number of Positions | 2 |
| Standards/Approvals | CE, CSA, UL |
| Switch Operation | Latching |
| Mechanical Life | 300000Cycles |
| Number of Keys | 2 |
| Better World Claim | Extended Product Life, Low Carbon Manufacture |
| Angle of Throw | 90 ° |
| Cutout Diameter | 22mm |
| Key Type | 455 |
| Siemens 3SB3 2-position Key Switch Head, Latching, 22mm CutoutBrand | Siemens |
Key Features
- Provides two switch positions for secure selection and operation.
- Features a latching mechanism for reliable action and safety applications.
- Designed with a 22mm cutout diameter for standard panel mounting.
- Equipped with lock number 455 and includes two keys for controlled access.
- Offers high protection with IP20, IP66, IP67, IP69, and IP69K ratings for harsh environments.
- Mechanical life rated for up to 300,000 cycles, suitable for industrial use.
- Actuating angle of 90 degrees with key removal option in the 'Off' position.
- Complies with CE, CSA, and UL standards for global acceptance.
Product Description
The Siemens SIRIUS ACT Key Switch Head model 3SU1050-4CF01-0AA0 is a robust industrial panel accessory designed for process, automation, and control systems requiring secure switching with key access. This head fits a 22mm round cutout and enables two selectable positions with a reliable latching action. It is equipped with lock number 455 and is supplied with two keys for controlled operation and access.
Constructed from high-quality shiny metal, this switch head is engineered for durability and features an actuating angle of 90 degrees, supporting position changes between 'Off' and 'On' with key removal in the 'Off' state, enhancing operator safety. The head's latching mechanism is ideal for applications where an intentional action is required to switch and maintain state, and it is well-suited for environments such as electrical cabinets, machine interfaces, or HVAC panels.
The device is protected by multiple high protection ratings: IP20 for basic touch protection, and IP66/IP67/IP69/IP69K for water, dust, and high-pressure resistance, making it suitable for demanding industrial or outdoor installations. Its longevity is guaranteed by a mechanical life of up to 300,000 switching cycles, ensuring reliable performance in continuous operation.
Siemens SIRIUS ACT switch heads comply with CE, CSA, and UL standards, supporting global deployment. The product's ergonomic design allows ease of panel integration with a 22mm cutout diameter, a standard for industrial switchgear.
Typical industrial use cases include machine control panels, process automation stations, security access points, HVAC systems, laboratory equipment, and manufacturing lines where selective, key-operated switching is required.
Each set includes the SIRIUS ACT Key Switch Head with lock number 455 and two operation keys. Browse the Siemens SIRIUS ACT series in Key Switch Heads on EnvMart for a complete selection of reliable control accessories.
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Frequently Asked Questions
The Siemens SIRIUS ACT Key Switch Head has multiple IP ratings: IP20 for basic touch protection, and IP66, IP67, IP69, and IP69K for water and dust resistance, making it suitable for harsh environments.
This key switch head is rated for a mechanical life of up to 300,000 cycles, ensuring reliable performance over extended use.
It requires a cutout diameter of 22mm for standard panel mounting.
This model offers two switch positions for secure selection and operation.
It uses key type 455 and comes with two keys for controlled access.
It complies with CE, CSA, and UL standards, supporting global acceptance for safety and performance.
The angle of throw for this key switch head is 90 degrees, allowing for effective switching between 'Off' and 'On'.
It is constructed from high-quality shiny metal, designed for durability in industrial applications.
The key switch head is manufactured in the Czech Republic.
Typical applications include machine control panels, process automation stations, security access points, HVAC systems, and laboratory equipment.
It features a latching mechanism, which provides reliable action and is suitable for safety applications.
Yes, it includes two keys for operation, allowing for controlled access to the switch.
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