Siemens SIRIUS ACT 3SU1050-1HB20-0AA0 Emergency Stop Mushroom Pushbutton 22mm 40mm Red
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Product Description
The Siemens 3SU1050-1HB20-0AA0 is a SIRIUS ACT emergency stop mushroom pushbutton head for the 22 mm panel-cutout family. The 40 mm red actuator uses positive latching with a rotate-to-unlatch reset and complies with EN ISO 13850 for machinery safety circuits. The shiny metal front and IP66/67/69K protection suit control panels on production machinery, packaging lines and process equipment.
Technical Specifications
- Manufacturer part number (MPN)
- 3SU1050-1HB20-0AA0
- EAN / GTIN
- 4011209946323
- Sales unit
- pcs
- Product brand name
- SIRIUS ACT
- Product designation
- EMERGENCY STOP mushroom pushbuttons
- Design of the product
- Actuating/signaling element
- Product type designation
- 3SU1
- Product line
- Metal, shiny, 22 mm
- Number of command points
- 1
- Design of the actuating element
- positive latching
- Principle of operation of the actuating element
- latching
- Product extension optional — light source
- No
- Product extension optional — contact module
- Yes
- Color — of the actuating element
- red
- Material of the actuating element
- plastic
- Shape of the actuating element
- round
- Outer diameter of the actuating element
- 40 mm
- Type of unlocking device
- rotate-to-unlatch mechanism
- Number of switching positions
- 2
- Product component front ring
- No
- Product function — positive opening
- Yes
- Product function — EMERGENCY OFF function
- Yes
- Product function — EMERGENCY STOP function
- Yes
- Protection class IP
- IP66, IP67, IP69(IP69K)
- Degree of protection NEMA rating
- 1, 2, 3, 3R, 4, 4X, 12, 13
- Shock resistance — according to IEC 60068-2-27
- sinusoidal half-wave 15 g / 11 ms
- Vibration resistance — according to IEC 60068-2-6
- 10 ... 500 Hz: 5 g
- Operating frequency maximum
- 600 1/h
- Mechanical service life (operating cycles) typical
- 300 000
- Reference code according to IEC 81346-2
- S
- General technical data — Net Weight
- 92 g
- Product function suitable for safety function
- Yes
- Service life maximum
- 20 a
- Test wear-related service life necessary
- Yes
- Proportion of dangerous failures — with low demand rate according to SN 31920
- 20 %
- Proportion of dangerous failures — with high demand rate per NC contact according to SN 31920
- 20 %
- Proportion of dangerous failures — with high demand rate per NO contact according to SN 31920
- 50 %
- B10 value with high demand rate according to SN 31920
- 100 000
- Failure rate [FIT] with low demand rate per NC contact according to SN 31920
- 100 FIT
- Device type according to ISO 13849-1
- 3
- Safety device type according to IEC 61508-2
- Type A
- T1 value for proof test interval or service life according to IEC 61508
- 20 a
- Ambient temperature — during operation
- -25 ... +70 °C
- Ambient temperature — during storage
- -40 ... +80 °C
- Shape of the installation opening
- round
- Mounting diameter
- 22.3 mm
- Positive tolerance of installation diameter
- 0.4 mm
- Mounting height
- 45.3 mm
- Installation width
- 40 mm
- Installation depth
- 26.3 mm
- Hole diameter
- 22.3 mm
- Colour button
- Red
- Unlocking method
- Turn-release
- Diameter cap
- 40 mm
- Type of button
- High
- With lighting
- No
- Width opening
- 40 mm
- Height opening
- 45.3 mm
- Degree of protection (IP)
- IP67/IP69K
- Construction type lens
- Round
- Country of origin
- Germany
Standards & Compliance
- HS Code
- 8538.90
Cross References
- EAN 4011209946323
- SAP 1000691721
- Code 8301630
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 3SU1050-1HB20-0AA0?
- 3SU1050-1HB20-0AA0 can be ordered from cballast.com as a Siemens catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Siemens product?
- The manufacturer part number is 3SU1050-1HB20-0AA0.
- What is the HS code for 3SU1050-1HB20-0AA0?
- The customs tariff (HS) code for 3SU1050-1HB20-0AA0 is 8538.90.
- Who manufactures 3SU1050-1HB20-0AA0?
- 3SU1050-1HB20-0AA0 is a Siemens product in the Control & Automation range.
- Is a datasheet available for 3SU1050-1HB20-0AA0?
- Yes — the 3SU1050-1HB20-0AA0 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 3SU1050-1HB20-0AA0?
- The minimum order quantity is 1.
- Is 3SU1050-1HB20-0AA0 available?
- Yes — 3SU1050-1HB20-0AA0 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).