Siemens 3RT1056-6AF36

Siemens 3RT1056-6AF36 Contactor – High-Performance Motor Control

The Siemens 3RT1056-6AF36 Contactor from the SIRIUS series is designed for reliable switching and control of electric motors and heavy inductive loads. With a rated operational current of up to 185 A and a 220 V AC coil, this rugged device ensures dependable performance in demanding industrial environments. Its compact footprint, long mechanical life, and compliance with IEC, UL, and CSA standards make it a trusted solution for manufacturing, process industries, and power distribution systems worldwide.

Key Features of the Siemens 3RT1056-6AF36

The 3RT1056-6AF36 delivers the durability and efficiency required for continuous operation. It supports three main poles and includes one normally open (NO) and one normally closed (NC) auxiliary contact for versatile control configurations. With a rated voltage capacity of up to 690 V AC and a mechanical durability of up to 10 million switching cycles, it is designed for a long service life.

Its integrated arc chambers provide safe and reliable arc suppression, while screw and snap-on mounting options make installation straightforward. This contactor's compact design saves valuable control cabinet space without compromising performance, and its certification across major global standards ensures broad compatibility in industrial applications.

Applications for the Siemens 3RT1056-6AF36 Contactor

The Siemens 3RT1056-6AF36 is widely used across industries that demand dependable motor control and power switching. In industrial automation, it provides reliable performance for production lines, conveyors, and assembly machinery. Material handling systems, including cranes and packaging equipment, benefit from its ability to handle frequent start-stop cycles. The contactor is also trusted in HVAC systems for pumps, compressors, and fans, as well as in chemical plants, refineries, and water treatment facilities. Its robust design makes it equally suitable for use in electrical switchgear and distribution panels in large commercial and infrastructure projects.

Why Buy the Siemens 3RT1056-6AF36 from MRO Electric?

When you order the Siemens 3RT1056-6AF36 Contactor through MRO Electric, you gain access to genuine Siemens components backed by our service and support. We provide free shipping on qualifying orders under 20 lbs and a complimentary 2-year warranty with every purchase. Our dedicated customer service team ensures a quick turnaround and offers technical assistance, helping you obtain the right part for your systems with minimal downtime.

Siemens products are manufactured in Germany and are designed for Automotive, aerospace, power generation, and electronics usage. They come with a 2-year warranty from MRO Electric. We also carry Contactors from other manufacturers such as FANUC and Yaskawa.

Contact Us Today For More Information About the 3RT1056-6AF36

Check out the rest of our Siemens product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at sales@mroelectric.com, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like 3RT1056-6AF36, take a look at more from our Contactors line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our 3RT1056-6AF36 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.