The 1273003900 is produced by LS Electric and is described as a LSIS 1273003900 GMR4M-04-04-B7-AC-S-E

ADDITIONAL DESCRIPTION # AC General Purpose Contactors The **LSIS 1273003900 GMR4M-04-04-B7-AC-S-E** is a high-performance AC general-purpose contactor designed to efficiently control electrical power in a variety of industrial applications. With a robust construction and advanced features, this contactor is engineered to provide reliable operation in demanding environments. ## Key Features • **Rated Operational Current:** 25 A at AC-1, suitable for motor control and lighting applications • **Voltage Range:** Operates effectively with coil voltage of 24V AC, 50/60 Hz, ensuring compatibility with standard electrical systems • **Contact Configuration:** Features a 4-pole design (4NO), allowing for versatile switching options • **High Durability:** Designed for a longevity of over 1 million mechanical operations, reducing maintenance costs and downtime • **Compact Design:** Space-saving dimensions of 90 x 45 x 70 mm, making it ideal for installations with limited space ## Applications • **Industrial Automation:** Perfect for motor control, lighting systems, and HVAC applications in manufacturing plants, warehouses, and commercial buildings • **Compatibility:** Works seamlessly with various LSIS automation products, ensuring a cohesive system integration • **Environment Suitability:** Rated for use in environments ranging from -25°C to +60°C, making it suitable for both indoor and outdoor applications ## Benefits • **Improved Efficiency:** Enhances operational efficiency by providing reliable control over electrical power, reducing energy waste • **Reliable Performance:** Engineered to withstand harsh operating conditions, ensuring consistent performance and minimizing failures • **Quick Installation:** User-friendly design facilitates easy installation and integration into existing systems, saving time and labor costs --- *Product information compiled with AI assistance for reference purposes.*