
500-4MD01 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $22.00 | Condition is New, 3SB3 500-4MD01 SIEMENS SCHLOSS CES, KEY OPERATED SWITCH ASSEMBLY - NEW OLD STOCK, shipping cost = $7.60 | 100.0% |
![]() | $30.00 | Condition is New, Siemens 3SB3 500-4MD01 NIB key selector switch new in box , shipping cost = $2.35 | 99.9% |
![]() | $15.00 | Condition is New, SIEMENS 3SB3 500-4MD01, CES KEY OPERATED SWITCH, 22 MM - 2 POSITION, SEE #326764, shipping cost = $21.96 | 99.9% |
![]() | $40.00 | Top Pick! Condition is New, NEW SIEMENS 3SB3-500-4MD01 METAL ROUND LOCK 3SB35004MD01, shipping cost = $9.95 | ![]() |
![]() | $106.70 | Condition is New, 1PC NEW Siemens Switch 3SB3500-4MD01 3SB3 500-4MD01 Free shipping .AA, FREE SHIPPING | 100.0% |
![]() | $130.05 | Condition is New, one new Siemens 3SB3 500-4MD01 key switch Quality assurance #YP1, shipping cost = $35.00 | 100.0% |
![]() | $130.90 | Top Pick! Condition is New, one NEW Siemens 3SB3 500-4MD01 key switch Free shipping #YP1, shipping cost = $35.00 | 100.0% |
![]() | $131.75 | Condition is New, One NEW Siemens 3SB3 500-4MD01 key switch Fast Ship, shipping cost = $35.00 | 100.0% |
![]() | $132.60 | Top Pick! Condition is New, 1PCS NEW Siemens key switch 3SB3 500-4MD01 Fast Ship, shipping cost = $35.00 | 98.1% |
![]() | $133.45 | Condition is New, One NEW 3SB3 500-4MD01 Siemens key switch Fast Ship, shipping cost = $35.00 | 99.5% |
![]() | $134.30 | Top Pick! Condition is New, 1PC New 3SB3 500-4MD01 Siemens key switch Fast Ship, shipping cost = $35.00 | 99.7% |
![]() | $135.15 | Condition is New, 1ps New 3SB3 500-4MD01 Siemens key switch Fast Shipping, shipping cost = $35.00 | 99.3% |
![]() | $170.00 | Top Pick! Condition is New, 1PC NEW Siemens 3SB3 500-4MD01 key switch Free shipping #YP1, shipping cost = $20.00 | 99.6% |
![]() | $207.00 | Top Pick! Condition is New, 1PC NEW Siemens 3SB3 500-4MD01 key switch Free shipping #YP1, FREE SHIPPING | 100.0% |
![]() | $311.09 | Condition is New, 1PC NEW Siemens 3SB3 500-4MD01 key switch Free shipping #YP1, FREE SHIPPING | 98.4% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $20.00 | Condition is New – Open box, Siemens 3SB3 500-4MD01 NIB key selector switch new out of box , shipping cost = $2.35 | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $126.81 | Condition is New: Never Used, Siemens 3SB3-500-4MD01 Keyed Switch - 2 keys *NEW*, shipping cost = $32.61 | 99.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $41.17 | Condition is Neu: Sonstige (siehe Artikelbeschreibung), SIEMENS 3SB3 500-4MD01, shipping cost = $153.11 | 99.9% |

The Siemens 500-4MD01 3SB3 CES Key Switch Position 326764 is a versatile and reliable component designed for use in various electrical applications. This key switch, manufactured by Siemens, is a part of the 500 series, which is known for its durability and high performance.
This key switch is a 3-position model with a rotary operating mechanism, allowing for easy selection between three distinct positions. The switch is rated for a current of 10 Amperes at 250 Volts AC and 6 Amperes at 600 Volts DC, making it suitable for use in a wide range of electrical systems.
The switch housing is made of high-quality, impact-resistant plastic material, ensuring long-lasting protection against environmental influences and mechanical stress. The operating mechanism is designed to provide a smooth and positive action, ensuring easy operation while also preventing accidental switching.
The Siemens 500-4MD01 3SB3 CES Key Switch Position 326764 complies with various international safety standards, including UL 508, CSA C22.2 No. 14-14, and IEC 60947-1. This ensures that the switch meets the highest safety requirements and can be used in a variety of applications with confidence.
Additionally, the switch is designed to be easy to install and integrate into electrical systems. It features a standard mounting pattern and comes with a mounting plate and screws for secure attachment to the application surface. The switch terminals are also easily accessible, allowing for quick and easy wiring connections.
In summary, the Siemens 500-4MD01 3SB3 CES Key Switch Position 326764 is a robust and reliable component that offers easy operation, versatility, and compliance with international safety standards. It is suitable for use in a wide range of electrical applications and is designed for long-lasting performance, making it an excellent choice for those seeking a high-quality key switch solution.
The Siemens 500-4MD01 3SB3 CES key switch is a component used in various industrial applications for controlling circuits or machines. Here are some potential pros and cons of buying this specific switch:
Pros:1. Reliability: Siemens is a well-known brand in the industrial automation sector, and their components are known for their durability and reliability.
2. Versatility: This switch is designed for industrial applications and can handle heavy usage. It can be used in various industries, including manufacturing, transportation, and energy.
3. Easy installation: The switch is designed for easy installation, reducing downtime and labor costs.
4. Safety: The switch is designed to meet safety standards, ensuring the safety of operators and equipment.
5. Long service life: The switch is designed to last for a long time, reducing the need for frequent replacements.
Cons:1. Cost: The Siemens 500-4MD01 3SB3 CES key switch may be more expensive than some other brands or models.
2. Complexity: The switch may be more complex than some other models, requiring more expertise to install and maintain.
3. Size: The switch may be larger than some other models, requiring more space for installation.
Ending Conclusion:The Siemens 500-4MD01 3SB3 CES key switch is a reliable and versatile component suitable for various industrial applications. While it may be more expensive and complex than some other models, its durability, reliability, and long service life make it a worthwhile investment for businesses that require heavy-duty switches.
Recommendation:If you require a heavy-duty key switch for industrial applications, the Siemens 500-4MD01 3SB3 CES switch is an excellent choice. Its reliability, safety, and long service life make it a worthwhile investment for businesses that require high-quality components. However, it may be more expensive than some other models, so it's essential to consider your budget and expertise level before making a purchase.
Details:
Manufacturer part number: 3SB3 500-4MD01. W/ 2 keys switch positions. Siemens 3SB3 500-4MD01. 22mm metal round actuator; ces key operated switch.
Condition: Pasco funfair, new missing keystone - this is a new item.
specifications indusswitch:
- brand: Siemens
- mpn: 500-4md01
- part type: Key Switch
seller indusswitch:
- # reviews: 19228
- city: clinton township, michigan
- rating: 99.7%
shipping indusswitch:
- class: standard, expedited, one-day
- carrier: fedex, ups, usps
- type: calculated
- transit: 4-6 days
- service: fedex ground / fedex home delivery, ups ground, usps priority mail, fedex standard overnight
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Switches > Accessories
payments indusswitch:
- wallet: paypal
- credit card: visa
- other
offer indusswitch:
- started: october 11, 2025
- best offers: true
- options: ship-to-home
- availability: in stock
- prices: $15.00–$311.09
- item condition:
- New
- New – Open box
- New: Never Used
- Neu: Sonstige (siehe Artikelbeschreibung)
- in stock #: 5
- sold #: 15
returns indusswitch:
- policy: no returns
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