| Part Number | 3RT1045-1AK60 |
| Manufacturer | Siemens |
| Type | Contactors |
| Model # | 3RT10451AK60 |
| Warranty | 2 Year |
MRO Electric repairs CNCs, PLCs, Servo/Spindle Drives, Motors, Amplifiers, VFDs, HMIs, and more, most of which can be repaired in only 3-5 days.
MRO can restore your failed 3RT1045-1AK60 to remanufactured condition and save you up to 75% compared to buying new. We offer standard repair pricing to ensure you the best value for your repair.
Our certified technicians use rigorous testing procedures to ensure your parts are restored to fully functioning condition. Our team proudly stands behind all repairs by providing a minimum 2-year warranty.
Our technicians have vast experience with most manufacturers and models. In addition to this 3RT1045-1AK60 we also repair a wide range of other Siemens products, so if you don’t see the model you need, please contact us.
If you are interested in getting credit for your faulty 3RT1045-1AK60, just let us know, and we can issue you an RMA to send it in as an exchange. Our exchange program provides you with savings and keeps us stocked for the next time you need anything.
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Ask about exchanging your faulty 3RT1045-1AK60 for credit when ordering from MRO Electric
The Siemens 3RT1045-1AK60 is a high-performance 3-pole power contactor designed for controlling three-phase motors and heavy electrical loads. Built for reliability and efficiency, this contactor is rated at 80 amps. It supports motor loads up to 37 kW at 400V, making it an ideal solution for a wide range of industrial control applications. Whether you're building a new control panel or replacing an older unit, the 3RT1045-1AK60 offers the performance and durability required in demanding environments.
This Size S3 contactor features a rugged, compact design with screw terminal connections for secure and straightforward wiring. It operates with a control voltage of 110 VAC at 50 Hz or 120 VAC at 60 Hz, providing flexibility for both domestic and international applications. The Siemens 3RT1045-1AK60 is engineered for dependable operation in harsh conditions and is trusted across industries such as manufacturing, energy, HVAC, and processing.
The Siemens 3RT1045-1AK60 is built to control three-phase motors, making it a popular choice for motor starters, compressors, pumps, fans, and other high-load equipment. With a robust 80A current rating, this contactor ensures smooth startup and shutdown of motors, reducing wear on connected machinery and helping extend equipment lifespan.
Siemens is a globally recognized leader in industrial automation and electrical components. The 3RT1045-1AK60 continues this tradition of excellence with durable construction, high-quality contact materials, and precision manufacturing. The contactor is designed to reduce arcing, resist electrical wear, and maintain performance across thousands of operations.
The Siemens 3RT1045-1AK60 power contactor is available immediately for fast delivery, helping to minimize costly downtime in critical applications. It also comes backed by a 2-year warranty, offering peace of mind and product assurance. Whether you need one or several for a panel build or replacement, you can trust this Siemens contactor to deliver reliable switching performance every time.
Thanks to its compact S3 frame size and standardized screw terminal configuration, the 3RT1045-1AK60 is easy to integrate into new or existing panels. The design allows for clean cable management, fast mounting, and efficient service access. Whether you're an OEM, a control panel builder, or an industrial technician, this contactor simplifies the job without compromising on power or quality.
What is the Siemens 3RT1045-1AK60 used for?
It is a power contactor used to switch and control three-phase motors and heavy electrical loads.
What is the current rating of this contractor?
The 3RT1045-1AK60 is rated at 80 amps, suitable for high-power applications.
What motor power can it handle at 400V?
It can control motors up to 37 kW at 400V three-phase.
Is this contactor suitable for 50 Hz and 60 Hz systems?
Yes, it supports 110 VAC at 50 Hz and 120 VAC at 60 Hz.
How many poles does this contactor have?
It is a 3-pole contactor, ideal for three-phase motor control.
What type of terminals are used?
It features screw terminals for secure and easy wiring.
What is the frame size of this contactor?
This contactor uses Siemens' Size S3 frame, compact and powerful.
Can it be used in industrial environments?
Yes, it is designed for heavy-duty industrial use across multiple sectors.
Is the Siemens 3RT1045-1AK60 available for immediate shipping?
Yes, it is in stock and available for immediate dispatch.
Is a warranty included with this contractor?
Yes, it comes with a 2-year warranty for added reliability and support.
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.
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 3RT1045-1AK60, 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 3RT1045-1AK60 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.
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