# Allen Bradley 840-4A1 Automatic Float Switch The Allen Bradley 840-4A1 Automatic Float Switch is a highly reliable and precise device designed for monitoring liquid levels in various industrial applications. This float switch is engineered to provide accurate liquid level detection and control, enhancing operational efficiency and safety within manufacturing environments.
Key Features • **Durable Construction**: Made from high-quality materials that ensure longevity and resistance to harsh environmental conditions. • **Automatic Operation**: Features a float mechanism that automatically activates on rising or falling liquid levels, providing seamless operation without manual intervention. • **Versatile Compatibility**: Suitable for use in a wide range of liquids, including water and oils, making it ideal for various industrial applications. • **Compact Design**: The compact form factor allows for easy installation in tight spaces, ensuring flexibility in system design. • **Electrical Ratings**: Rated for 15 A at 250 VAC, ensuring reliable performance in diverse electrical environments.
Applications • **Water Treatment Facilities**: Perfect for monitoring and controlling water levels in tanks and reservoirs. • **Industrial Manufacturing**: Utilized for liquid level control in processes such as chemical mixing and storage. • **Pump Control Systems**: Enhances the functionality of pumps by providing accurate level detection for effective operation. • **HVAC Systems**: Commonly used in heating and cooling systems to monitor condensate levels.
Benefits • **Enhanced Safety**: Reduces the risk of overflow and dry-running conditions, promoting a safe working environment. • **Increased Efficiency**: Automates liquid level management, ensuring optimal operation of processes and equipment. • **Reliable Performance**: Built to withstand demanding conditions, offering dependable service and minimal downtime. --- *Product information compiled with AI assistance for