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Siemens 3SU1050-5BN51-0AA0

Key-operated Switch, 3 Positions, 22mm, Metal

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Siemens 3SU1050-5BN51-0AA0 Key-operated Switch, 3 Positions, 22mm, Metal — Control & HMI
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Product Description

RoHS CompliantLifecycle Status:

This key-operated switch, designated as 3SU1, is designed for robust applications with a 22 mm diameter and constructed from metal with a polished finish. It operates through three switch positions: I, O, and II, with a latching mechanism to the left and a momentary contact type to the right. The actuating angle is defined at 2x45 degrees, specifically 10:30 h / 12 h / 13:30 h, allowing for precise operation.

The switch features a key removal position at O and I, enhancing security and control. With an operating temperature range from -25 to +70 °C and a storage temperature from -40 to +80 °C, it is suitable for diverse environmental conditions. The degree of protection is rated at IP66/IP67/IP69K, ensuring its reliability in harsh environments.

Additionally, the switch has a mechanical service life of approximately 300,000 cycles, making it ideal for frequent use. The installation dimensions include a mounting diameter of 22.3 mm and a mounting height of 61 mm. This device meets various safety and environmental standards, making it a dependable choice for industrial applications.

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Offer details

Best offer from:
Trusted supplier — Germany, member since 2024
Availability:
0 pcs.
On Request
Updated at: 04-09-2026
Condition:
New Factory Sealed
New Factory Sealed - A brand-new, unused, unopened, undamaged item in its original manufacturer-sealed packaging.
The Seller is responsible for shipping the product and invoicing

Specifications

Brand
Siemens
With front ring
Colour front ring
Other
Material front ring
Metal
Type of control element
Key
Number of switch positions
3
Colour control element
Silver

Available Offers

(2)
3SU1050-5BN51-0AA0 Siemens, Control & HMI

Siemens

Available:
0 pcs.
On Request
Updated at: 05-09-2026
Offer from:
Trusted supplier — Italy, member since 2021, 10–19 employees
Warranty:
12 months

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Documents

Data Sheet

Datasheet for Siemens 3SU1050-5BN51-0AA0, including specifications and features.

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CAD Models

3D CAD model and technical drawings, ready for your design software.

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