3RT1945-6A

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Buy genuine Siemens 3RT1945-6A online

The Siemens 3RT1945-6A is a reliable replacement contact kit designed for contactor frame size S3. It includes three movable and six fixed main contacts with mounting accessories, specifically engineered for three-pole AC-3 applications up to 37 kW. This contact kit is essential for maintaining or repairing Siemens contactors, ensuring efficient and dependable operation in industrial automation systems. Trusted for its precision and compatibility, the Siemens 3RT1945-6A guarantees optimal performance in demanding electrical control environments.

Key Features of Siemens 3RT1945-6A

  • Replacement contact pieces for Siemens contactor frame size S3
  • Includes 3 movable and 6 fixed main contacts with mounting accessories
  • Designed for 3-pole, AC-3 applications with 37 kW power rating
  • Rated for 80 amps and 600 volts
  • Ensures reliable electrical switching and longevity
  • Compatible with numerous Siemens contactor models for easy maintenance
  • Factory-tested for quality and durability
  • Phased-out product, making replacement kits essential for legacy systems

Technical Specs of 3RT1945-6A

Explore Siemens 3RT1945-6A specifications for detailed parameters before installation.

Parameter Specification
Contact Type Main contacts, 3 NO (Normally Open)
Number of Contacts 3 movable, 6 fixed
Rated Current 80 A
Rated Voltage 600 V AC
Application Contactor Size S3, AC-3, 37 kW

Applications / Use Case

This Siemens 3RT1945-6A is commonly used in industrial automation, process control, and production line systems worldwide. It serves as a critical component for maintenance and repair of contactors within assembly lines, motor control centers, and machine automation setups. Its robust design ensures minimal downtime and efficient switching in high-load electrical circuits, making it a preferred choice for facility engineers and electrical technicians.

Price & Availability

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3RT1945-6A

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

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