"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
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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.
All orders are subject to product availability. See our T&Cs.
Ask our team
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 3TH2244-0BB4 is a robust contactor relay designed for a wide range of industrial applications. This component is engineered to facilitate reliable switching of auxiliary circuits and control signals within electrical systems. With a configuration of 4 normally open (NO) and 4 normally closed (NC) contacts, it offers versatility for complex circuit designs. Featuring a control supply voltage of 24 V DC, the 3TH2244-0BB4 is suitable for DC operation and comes with a screw terminal connection for secure and straightforward installation. The compact dimensions, with a width of 45 mm, allow for efficient use of space inside control cabinets. This contactor relay is built to the EN 50011 standard, ensuring compatibility with European installations, and is rated for operating currents of 4 A at 230 V in AC-15 usage, and 3 A at 400 V, making it a practical choice for a variety of control tasks. The device is also finger-safe, providing protection against electrical shock and enhancing safety during handling and operation. Mounting is made easy with options for both screw and snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022. The 3TH2244-0BB4 is a discontinued product, and its successor is the SIRIUS 3RH21 series, which continues Siemens' tradition of innovation and reliability in contactor technology.
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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.