"Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime"
Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3RT1025-3BB40 is a robust and reliable power contactor, designed to handle a wide range of industrial applications. This part is characterised by its 3NO (Normally Open) contacts, a 40 A operating current, and a control voltage of 24 V dc. With a power rating of 23 kW, it is capable of managing substantial loads, making it a versatile choice for various settings. The 3RT1025-3BB40 belongs to the S0 size category and features a DC control system. It is designed with IP20 and IP00 protection classes, ensuring it can withstand challenging environments. This power contactor is part of the renowned Siemens SIRIUS product range, known for its high-quality and performance. One of the key features of this part is its mechanical service life, with a typical switching cycle of 10 million for the contactor and 5 million for the contactor with added electronics-compatible auxiliary switch block. This ensures longevity and reduces the need for frequent replacements, offering excellent value for money. Please note that this part is a phased-out product, and its preferred successor is the SIRIUS 3RT2, specifically the 3RT2025-2BB40 model. However, the 3RT1025-3BB40 remains a popular choice due to its proven performance and reliability. Whether you're operating in the manufacturing, energy, or automation sectors, the Siemens 3RT1025-3BB40 power contactor is a solid choice for efficient and reliable power control.
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Support centreOur global network and dedicated team act fast to keep your supply chain moving.
Contact usFind answers, guidance and resources to help you get the most out of our services.
Support centreWhether you're maintaining existing equipment or sourcing parts for current systems, we provide fast, dependable supply you can rely on.
50+ account managers available now
"Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime"
"Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times."
"Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!"
"Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!"
"Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping. "
"Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges! "
We take care of the logistics so you don't have to. From customs documentation to real-time tracking, our service ensures your parts arrive on time, every time. Reliable, straightforward delivery you can trust.
Full 12-month warranty
ISO 9001:2015 certified
Swift global delivery
Courtney Zeinert
Facilities Manager
Whether you need advice or help finding the right part, our team is available to assist and keep your operations running smoothly.