1. Automation/Motion Controls For Sale
  2. sku: 11709895948894762
  3. SIEMENS 3RT2027-2KA40

SIEMENS 3RT2027-2KA40 Power Contactor

3rt2027-2ka40 Siemens Used Power Contactor

( Brand: Siemens ), ( Manufacturer Part Number: 3RT2027-2KA40 ), ( Part Type: Contactor )

Review SIEMENS Used Power Contactor

Siemens 3RT2027-2KA40 Power Contactor - Reliable Electrical Switching Solution

The Siemens 3RT2027-2KA40 Power Contactors stand out as a high-performance and dependable electrical switching solution, ideal for a wide range of industrial and commercial applications. This product is a testament to Siemens' commitment to quality, efficiency, and safety in electrical systems.

The Siemens 3RT2027-2KA40 Power Contactors feature a robust design with a current rating of 200A at 480V AC, offering exceptional power handling capabilities. The contactor's body is constructed from durable cast aluminum, ensuring long-lasting performance even under heavy loads and harsh environmental conditions.

One of the key advantages of the Siemens 3RT2027-2KA40 Power Contactors is their quick-acting coil and contacts, ensuring fast and reliable switching operations. The contacts are silver-plated, reducing contact resistance and enhancing the lifespan of the contactor. The coil is designed with a high-temperature insulation material, ensuring stable performance even after prolonged use.

The Siemens 3RT2027-2KA40 Power Contactors are equipped with a built-in overload relay, providing additional protection against overcurrent conditions. This feature helps prevent damage to the contactor and the connected electrical equipment, thus increasing system safety and reliability.

For easy installation and maintenance, the contactor comes with clear, easily accessible terminals. The terminals are designed to withstand multiple insertion and extraction cycles, ensuring a secure and long-lasting connection. The contactor also incorporates a visual indicator for coil and contact status, facilitating troubleshooting and maintenance tasks.

In conclusion, the Siemens 3RT2027-2KA40 Power Contactor is a versatile and reliable electrical switching solution, ideal for industrial and commercial applications. Its robust design, quick-acting contacts, built-in overload relay, and user-friendly features make it a smart choice for enhancing the efficiency, safety, and reliability of your electrical systems.

Siemens 3RT2027-2KA40 Power Contactor Analysis

Pros:

1. High Reliability: Siemens is a renowned brand known for producing high-quality electrical equipment. The 3RT2027-2KA40 Power Contactor is no exception, offering a long service life and minimal maintenance requirements.

2. High Current Rating: With a contact current of 200A and a 400V voltage rating, this contactor is suitable for handling heavy loads in industrial applications.

3. Quick Make and Break Capability: The contactor can make and break contacts quickly, reducing the response time of the electrical circuit.

4. Built-in Overload Protection: The built-in overload protection helps prevent damage to the contactor and the connected equipment by automatically tripping the circuit in case of overcurrent.

5. Easy Installation: The contactor is designed for easy installation, saving time and effort during installation and maintenance.

Cons:

1. High Initial Cost: Compared to some other contactors in the market, the Siemens 3RT2027-2KA40 is more expensive, which could be a deterrent for some buyers.

2. Limited Operating Temperature Range: The contactor is designed to operate within a temperature range of -25 C to 60 C. If the operating environment exceeds this range, it may affect the performance and lifespan of the contactor.

3. Requires Special Tools for Maintenance: Some maintenance tasks, such as coil replacement, may require specialized tools, which could add to the overall cost of ownership.

4. No Built-in Short-Circuit Protection: While the overload protection helps prevent overcurrent situations, it does not provide short-circuit protection. This means that if a short circuit occurs, the contactor may not trip immediately, potentially causing damage to the contactor and connected equipment.

Conclusion:

The Siemens 3RT2027-2KA40 Power Contactor offers robust reliability, high current handling capacity, and quick make and break capability, making it an excellent choice for industrial applications that require heavy-duty contactors. However, its high initial cost, limited temperature range, and the need for specialized tools for maintenance are factors to consider before making a purchase.

Recommendation:

If budget is not a concern and the operating environment falls within the specified temperature range, the Siemens 3RT2027-2KA40 Power Contactor is a reliable choice for industrial applications requiring high current handling capacity and quick response times. If the budget is a concern or the operating environment falls outside the specified temperature range, it may be worth considering other contactors that offer similar features at a lower price point or are designed for wider temperature ranges.

Details:

USED SIEMENS POWER CONTACTOR 3RT2027-2KA40.

part #: 3rt20272ka40 prices

  • $125.00-$159.99

specifications automationjack:

  • brand: Siemens
  • mpn: 3rt2027-2ka40
  • part type: Contactor

payments automationjack:

  • wallet: Paypal
  • credit card: Diners-club
  • other

general automationjack:

  • condition: Used
  • Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment

returns automationjack:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Buyer
  • method: Money back

offer automationjack:

  • options: Ship-to-home
  • sold: 0
  • quantity: 100
  • availability: In Stock
  • started: December 2, 2025
  • best offers: True

seller automationjack:

  • # reviews: 1031
  • rating: 100.0%
  • city: Rockwall, Texas

shipping automationjack:

  • carrier: UPS
  • type: Fixed
  • cost: $5.00
  • service: UPS Ground
  • transit: 14-22 Days
  • class: Standard
part type: contactor,
category: business & industrial > industrial automation motion controls > automation equipment, sku: 11709895948894762,
Siemens 3RT2027-2KA40 Is Similar To:
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5 offers $125.00–$159.99 USD
  • New – Open box. Offer #1 priced at $130.00 + $0.00 shipping estimate = $130.00* total. Item Condition NEW OTHER. Location: Houston, TX.FREE SHIPPING
  • New – Open box. Offer #2 priced at $125.00 + $0.00 shipping estimate = $125.00* total. FREE SHIPPING
  • New – Open box. Offer #3 priced at $159.99 + $0.00 shipping estimate = $159.99* total. SIEMENS POWER CONTACTOR Model: UNUSED, no box or accessories, bulk pack MAY HAVE SHELF WEAR.FREE SHIPPING
  • New. Offer #4 priced at $40.00 + $9.14 shipping estimate = $49.14* total. With the trusted Siemens brand and specific model number, this contactor offers a dependable solution for automation needs. The SIEMENS CONTACTOR W603 is a high-quality industrial automation component manufactured by Siemens.+$9.14 shipping
  • New. Offer #5 priced at $50.00 + $9.14 shipping estimate = $59.14* total. With its compact design and specific model number, this contactor is ideal for integrating into existing automation systems to enhance productivity and streamline operations in a wide range of industries. The SIEMENS CONTACTOR W603 is a high-quality automation equipment designed for industrial applications.+$9.14 shipping

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