The 1389009900 is produced by LS Electric and is described as a LSIS 1389009900 MR4-40-Q5-E

ADDITIONAL DESCRIPTION # AC General Purpose Contactors The LSIS 1389009900 MR4-40-Q5-E is a high-performance AC general-purpose contactor designed for a variety of industrial applications. This reliable component is engineered to control electrical loads efficiently, providing a robust solution for electric power systems. With a proven track record in electrical automation, LSIS delivers quality and innovation in this essential product for any industrial setting. ## Key Features • **Voltage Rating:** Operates at a maximum voltage of 400V AC, ensuring compatibility with standard industrial power supplies. • **Current Rating:** Rated for 40A, making it suitable for medium to heavy-duty applications. • **Contact Configuration:** Features a 3-pole design, providing flexibility for various control circuits. • **Coil Voltage Options:** Available in multiple coil voltages, including 24V, 110V, and 230V, ensuring adaptability to different control systems. • **Durability:** Constructed with high-quality materials for longevity, featuring a mechanical life of up to 10 million operations. ## Applications • **Industrial Automation:** Ideal for use in motor control circuits, lighting control, and heating applications within industrial environments. • **HVAC Systems:** Perfect for controlling fans, compressors, and other HVAC equipment, enhancing energy efficiency. • **Compatibility:** Compatible with PLCs and various control systems, allowing for seamless integration into existing setups. ## Benefits • **Enhanced Reliability:** Built to withstand harsh industrial conditions, ensuring consistent performance over time. • **Energy Efficiency:** Optimizes energy consumption, contributing to lower operational costs for industrial facilities. • **User-Friendly:** Features a compact design that simplifies installation and maintenance procedures. --- *Product information compiled with AI assistance for reference purposes.*