Allen-Bradley 140U-K-EA1 is a Bulletin 140U auxiliary contact kit for K-frame molded case circuit breakers. This kit provides one normally open (N.O.) auxiliary contact rated for 250V, used to monitor the breaker's status in control circuits. It is a front-mounted accessory designed for easy installation on compatible 140U MCCBs, enabling remote signaling and integration into PLC or relay logic for enhanced system monitoring and diagnostics.

Electrical - Auxiliary Contact The **Allen Bradley 140U-K-EA1 Auxiliary Contact** is a high-performance accessory designed to enhance the functionality of your contactor systems. As a pivotal component in electrical control systems, this auxiliary contact provides reliable and efficient operation for various industrial applications. ## Key Features • **Contact Configuration:** Double pole single throw (DPST) design ensures reliable operation with two separate circuits. • **Rated Current:** Capable of supporting up to 10A at 600V AC, making it suitable for demanding electrical environments. • **Mechanical Durability:** Engineered for over 1 million mechanical operations, ensuring longevity and reducing the need for frequent replacements. • **Temperature Range:** Operating temperature range of -20°C to +55°C allows for versatile usage in varying environments. • **Easy Installation:** Designed for quick mounting on Allen Bradley contactors, facilitating seamless integration into existing systems. ## Applications • **Industrial Automation:** Ideal for use in manufacturing processes where reliable control and monitoring of electrical circuits is necessary. • **Control Panels:** Commonly used in control panels for machinery and equipment, improving operational efficiency and safety. • **Safety Systems:** Perfect for applications that require auxiliary contacts to signal alarms or interlock mechanisms, ensuring worker safety. ## Benefits • **Enhanced Reliability:** Provides consistent performance, minimizing downtime and ensuring operational continuity. • **Increased Safety:** Helps to maintain safe operation of electrical systems by providing additional control options. • **Cost Efficiency:** Durable design reduces maintenance costs and the need for frequent replacements, delivering long-term savings. --- *Product information compiled with AI assistance for reference purposes.*