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Siemens 3SU1102-6AA20-1AA0

Siemens 3SU1102-6AA20-1AA0

Feimu Technology supplies Siemens 3SU1102-6AA20-1AA0 emergency stop button head. Part of SIRIUS ACT series. Flat design prevents accidental contact. IP66/IP69K protection. Dual-breakpoint contact structure for fast power cut. Quick-insert snap-on mounting. No tools needed. Compatible with Siemens SIRIUS and most industrial control cabinets. High-quality engineering plastic. Resists dust, moisture, and frequent operation. Modular design allows button head replacement without removing base.

Feimu Technology, as a professional supplier, focuses on the supply of industrial safety components. It provides the Siemens 3SU1102-6AA20-1AA0 emergency stop button to overseas machinery exporters and factory maintenance professionals. This is a core component of the Siemens SIRIUS ACT series, equipped with a large red emergency stop button. It is not an ordinary switch but a control component that meets the highest safety standards. In emergency situations, it can instantly cut off the power supply, safeguarding both personnel and equipment safety.

We strictly control the quality, and each model has undergone safety performance testing. Currently, it is in stock for immediate supply, and can quickly respond to procurement and maintenance needs, ensuring the safety of equipment.


Can this button withstand harsh working conditions?


Feimu Technology has specially prepared this classic operating component - the Siemens 3SU1102-6AA20-1AA0 SIRIUS button head - for overseas electrical control cabinet engineers and equipment maintenance supervisors in the field of human-computer interaction interface. In on-site equipment operations, it is the component with the highest pressing frequency. Although it seems insignificant, it directly affects the normal operation of the equipment. If the contact points are not properly connected or have glitches, it may cause the entire machine to stop.

As a professional spare parts service provider, we recommend this "command initiator" to everyone, which is specially designed for high-frequency operations and harsh environments. It can not only improve the operation feel of the control cabinet, extend its service life, but also completely get rid of the trouble caused by poor quality of the operating components in equipment failures. It is compatible with Factory industrial control cabinets, does not require complex installation, and can be used directly after learning, significantly reducing maintenance costs.


Can it avoid accidental touching and be easy to operate and identify?


The Siemens 3SU1102-6AA20-1AA0 button adopts the SIRIUS 3SU1 series standard flat button head. The front is smooth, different from the old raised design. It is both modern and can effectively avoid accidental touching, suitable for high-frequency operation scenarios in industrial sites. The button is made of high-quality engineering plastic and has a pure black matte surface treatment. It has a high-end texture and is not prone to fingerprints and stains.

The center of the button has a protruding label slot, where functional indication paper strips can be inserted. Operators can quickly distinguish the button functions (start/stop), with extremely high recognition degree and full practicality. All the products we supply are brand new. The appearance has no flaws, the performance meets the standards, and ensures stable and reliable operation even under long-term high-frequency operation.


Is the sealing and installation maintenance convenient?


The Siemens 3SU1102-6AA20-1AA0 actuator is ingeniously designed. It features a dual-breakpoint contact structure inside, with extremely fast tripping speed and excellent arc extinguishing performance. This ensures a quick power cut in emergency situations, safeguarding safety. The back adopts Siemens' unique quick-insert latch design, with a guiding groove. Pressing it all the way down to the base will "click" and lock securely. The installation is extremely convenient and does not require complex tools.

The sealing structure is meticulous, with a protection level up to IP66 or even IP69K. Whether there is water splashing or a lot of dust on site, it will not penetrate the contacts. The structure is tight and seamless, suitable for harsh industrial conditions with a lot of dust and moisture. At the same time, it adopts a modular design, making maintenance convenient in the future. There is no need to disassemble the base; simply pull out the button head to replace it, significantly saving maintenance time.


Core Parameter Table


Parameter Name

Specific Specifications

Product Model

Siemens 3SU1102-6AA20-1AA0

Product Series

Siemens SIRIUS ACT Series

Product Type

Emergency Stop Button Head

Button Design

Flat Type, Anti-misoperation

Material

High-quality Engineering Plastic

Protection Level

IP66 / IP69K

Internal Structure

Dual-breakpoint Contact Structure

Installation Method

Quick-insert Snap-on Design



Is the daily maintenance of Siemens 3SU1102-6AA20-1AA0 complicated?


The daily maintenance of this model is extremely simple. It is usually installed on the control cabinet and does not require special care. If the surface gets stained, just wipe it with a dry cloth. Do not use corrosive cleaners. If there is a stuck or rough feeling when pressed, it is likely that dust has entered the interior. After disassembling, blow it clean to restore normal operation.

Its modular design significantly reduces the difficulty of fault handling. If the button is damaged, there is no need to remove the base, just pull out the button head and replace it. The maintenance is efficient and convenient. Feimu Technology, as a powerful Factory, has been deeply involved in the field of industrial safety components. Each product has undergone strict testing to ensure that the safety performance meets the standards. At the same time, the products are affordable in price, have high value for money, eliminate middle links, and provide high-quality products at highly competitive prices, reducing the procurement costs for customers.


FAQ


Q: Can the Siemens 3SU1102-6AA20-1AA0 be used in all Siemens control cabinets?

A: It is mainly compatible with Siemens SIRIUS series control cabinets. It adopts a standard quick-connect design and can also be used in most general industrial control cabinets. Installation is convenient and no additional modifications are required.

Q: Can the protection level withstand the humid and dusty environment in the workshop?

A: The protection level can reach IP66/IP69K, which can effectively prevent water splashes and dust from entering. It is fully compatible with the harsh working conditions of the workshop, which is humid and dusty, ensuring the normal operation of the contacts.

Q: How long is the button's pressing lifespan?

A: Utilizing high-quality engineering plastics and a dual-breakpoint contact structure, the pressing lifespan is long. It can meet the high-frequency operation requirements in industrial environments, is not prone to damage or jamming, and has strong stability.




Genuine Verification and Batch Traceability

Every Siemens 3SU1102-6AA20-1AA0 emergency stop button shipped from Feimu Technology carries traceable information.

  • Siemens laser marking: Each unit has a factory-applied laser mark on the side. This includes the model number, manufacturing date code, and material batch number.
  • Packaging label: Original Siemens carton with barcode. The barcode links to Siemens production records.
  • Feimu internal code: Our warehouse system assigns a receiving code. This code links to our inspection record for that specific batch.
  • How to verify: Compare the laser mark on the button with the packaging label. The date code must match. If you need additional verification, send photos of both marks to our team. We will confirm within 12 hours.

Feimu does not sell units with missing or mismatched markings. Any button without a clear Siemens laser mark is rejected before reaching inventory.




Mounting Torque and Wiring Specifications

Correct installation prevents false tripping and contact failure. Follow these specifications for the 3SU1102-6AA20-1AA0.

Installation Parameter Specification Common Mistake
Mounting hole diameter 22.3 mm to 22.5 mm Using 22.0 mm hole causes binding
Panel thickness allowed 1 mm to 6 mm Thicker panel prevents latch engagement
Latch tightening torque Hand tighten only. No tools needed. Using pliers cracks the housing
Wire gauge for contact block 0.5 mm² to 2.5 mm² Thicker wire damages spring terminal
Stripping length 8 mm to 10 mm Too short reduces contact. Too long risks short circuit.

Wiring steps: Strip the wire to 9mm. Insert into spring terminal until it stops. Pull gently to confirm grip. No screw tightening required.

Common field issue: Operators press the emergency stop but the machine does not stop. Cause: The contact block was not fully snapped onto the button head. Fix: Push the contact block until the audible click is heard. Test again before returning machine to service.




Bulk Order and Delivery Information

For panel builders and equipment manufacturers ordering the 3SU1102-6AA20-1AA0 in volume, the following lead times and discounts apply.

Order Quantity Lead Time Discount Available
1 - 10 units Ship within 24 hours Standard price
11 - 50 units Ship within 48 hours Contact for quote
51 - 200 units 5 to 7 business days Contact for quote
201+ units 10 to 15 business days Custom pricing available

Pallet order information: One carton contains 10 units. One master carton contains 100 units (10 inner cartons). Pallet quantity is 1000 units. For pallet orders, Feimu provides:

  • Batch certificate signed by quality inspector
  • Photos of sealed cartons before loading
  • Tracking number for each pallet

Contact the sales team for pallet pricing: sales@feimutech.com



Supplier Qualification Summary

Feimu Technology is a registered trading company in Jiangmen City, Guangdong Province, China. Business license number available upon request.

  • Years in operation: Founded 2005. 20 years as of 2025.
  • Warehouse capacity: 2000+ square meters. Temperature maintained between 15°C and 30°C. Humidity below 60%.
  • Inventory count: 5000+ active SKUs as of June 2025.
  • Brands carried: Siemens, Allen Bradley, GE.
  • Export markets: 30+ countries across Europe, North America, South America, Middle East, and Southeast Asia.
  • Shipping partners: DHL, FedEx, UPS. Customer may provide own shipping account.
  • Quality system: Internal inspection process documented. ISO 9001 documentation maintained and available for customer audit upon request.

Contact for this product line:
Email: sales@feimutech.com
WhatsApp: +86 13358323579
Website: www.feimuplc.com
Response commitment: Within 24 hours. Technical questions typically answered within 12 hours.

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