"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.
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 Schneider ZB4BW0B31 is a robust and versatile contact assembly and light block designed to meet the demands of industrial control applications. This green light block, complete with a body and fixing collar, is constructed from durable metal and features an integral LED that operates at 24 V AC/DC. It is part of the Harmony XB4 range, renowned for its reliability and ease of use. The unit's fixing collar is made from high-quality Zamak, ensuring a secure fit and long-lasting performance in a variety of settings. The ZB4BW0B31 is equipped with one normally open (NO) slow-break contact, which is made from a silver alloy (Ag/Ni) for optimal electrical conductivity and resistance to wear. With a compact design, the light block has a CAD overall width of 30 mm and a height of 47 mm, making it suitable for integration into control panels without requiring excessive space. The screw clamp terminals can accommodate cables up to 2 x 1.5 mm² with cable end, in accordance with EN 60947-1, or 1 x 0.22 mm² without cable end, providing flexibility for various wiring configurations. The ZB4BW0B31 is designed for straightforward operation, with an operating force of 2.3 N required to change the electrical state and a mechanical durability rated at 5 million cycles, ensuring a long service life. The light block's LED offers a steady signal and has a service life of 100,000 hours at the rated voltage and 25 °C, contributing to reduced maintenance needs. This product is compliant with several international standards, including EN/IEC 60947-5-1, and has undergone rigorous testing to ensure its resistance to vibration, shock, and electromagnetic interference, making it a reliable choice for industrial environments. The Schneider ZB4BW0B31 is a Green Premium product, reflecting its compliance with the latest environmental standards and regulations. It is a practical solution for those seeking a high-quality, durable light block for their control systems.
Our global network and dedicated team act fast to keep your supply chain moving.
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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.