.jpg)
Contactor Size S00
Available
Free Shipping
2 Year MRO warranty
| Part Number | 3RT2017-1AK61 |
| Manufacturer | Siemens |
| Type | Contactors |
| Model # | 3RT20171AK61 |
| MRO Warranty | 2 Year |
| Range | Series |
| Category | Contactors |
| Description | S00 |
| Contactor | 3-Pole |
| Current | 12A |
| Voltage | 110/120 VAC |
| Frequency | 50/60 Hz |
| Connection | Screw terminal |
| Contacts | 1NO |
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 3RT2017-1AK61 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 MRO warranty.
Our technicians have vast experience with most manufacturers and models. In addition to this 3RT2017-1AK61 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 3RT2017-1AK61, 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.
Want it shipped today?
Ask about exchanging your faulty 3RT2017-1AK61 for credit when ordering from MRO Electric
The Siemens 3RT20171AK61 is a high-quality SIRIUS 3-pole contactor engineered to deliver reliable switching for industrial motors and AC circuits. Rated at 12 amps, 110/120 VAC, 50/60 Hz, this compact S00-size contactor provides precise motor control in applications ranging from conveyor systems and pumps to fans, packaging lines, and HVAC systems. Its durable construction and trusted Siemens engineering ensure consistent operation, long-term reliability, and seamless integration with other SIRIUS modular components.
This contactor features one normally open (1NO) contact, allowing for flexible switching configurations. Screw terminal connections simplify installation and maintenance, while the compact S00 size saves valuable control panel space. Designed for frequent switching and industrial durability, the 3RT20171AK61 supports the smooth operation of small to medium motors, providing consistent, safe performance. Its 3-pole configuration ensures efficient handling of three-phase AC loads, and Siemens' precision engineering guarantees long-term protection for both engines and connected systems.
The Siemens 3RT20171AK61 excels in a variety of industrial applications. It is ideal for motor control centers, small motor starters, conveyor and pump systems, fans, blowers, HVAC equipment, and automated machinery. Its reliable switching capabilities make it a versatile solution for manufacturing, packaging, and production line environments, ensuring operational efficiency while protecting equipment from electrical faults, overloads, and power supply interruptions.
Installation is straightforward thanks to screw terminal connections, and the compact S00 frame size allows for efficient panel layouts. The contactor integrates seamlessly with other Siemens SIRIUS components, enabling system expansion and modular automation. Its durable design ensures it withstands the rigors of industrial environments, delivering consistent switching performance over time while minimizing downtime and maintenance requirements.
Backed by MRO Electric's 2-year warranty and available with free shipping, the Siemens 3RT20171AK61 is ready for immediate installation. Businesses can confidently replace or upgrade motor control systems knowing this contactor is engineered for reliability and backed by one of the most trusted names in industrial electrical equipment. Its combination of compact size, high durability, and proven performance makes it an ideal choice for engineers, technicians, and industrial automation professionals looking for dependable motor control solutions.
What is the Siemens 3RT20171AK61 used for?
The Siemens 3RT20171AK61 is a 3-pole SIRIUS contactor designed for reliable motor and circuit switching in industrial automation systems. It's commonly used for controlling pumps, conveyors, fans, and HVAC motors.
What are the voltage and current ratings for this contactor?
This contactor operates at 110/120 VAC with a frequency of 50/60 Hz and a current rating of 12 A, making it suitable for small- to medium-sized industrial motors.
What does "S00 size" mean?
S00 refers to Siemens' compact frame size for more miniature contactors. It's ideal for applications with limited panel space while still offering powerful performance.
How many contacts does the Siemens 3RT20171AK61 have?
It features a 3-pole main contact configuration with one normally open (1NO) auxiliary contact for additional control functions.
Is the contactor compatible with Siemens SIRIUS accessories?
Yes, it integrates seamlessly with other Siemens SIRIUS modular components, including overload relays, auxiliary contacts, and protective devices.
What type of terminals does this contactor use?
It uses screw terminal connections for secure, simple, and fast installation — ideal for industrial environments.
Can the Siemens 3RT20171AK61 be mounted on a DIN rail?
Yes. The compact S00 frame is designed for DIN rail mounting, allowing for efficient installation in control panels and enclosures.
What are typical applications for this model?
The 3RT20171AK61 is commonly used in automation panels, motor control centers, packaging machinery, HVAC systems, and conveyor setups.
Is this contactor suitable for frequent switching operations?
Absolutely. It's built for durability and reliability under high switching frequencies, making it perfect for continuous industrial use.
Does the Siemens 3RT20171AK61 come with a warranty?
Yes, every MRO Electric unit includes a 2-year warranty and free shipping, ensuring peace of mind and quick availability.
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 3RT2017-1AK61, 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 3RT2017-1AK61 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.
Very happy with the overall service, delivery, communication and delivery,
Conley CookeI needed a special drive, found it, and I was quickly assisted by Joe Kaminski. Everything was exactly as it should be....
JackWe have an older DMU80 CNC Machine and the Handheld Control was damaged beyond repair. MRO was very helpful in confirmin...
Abbey-Purchasing Specialist
© copyright 2025
