The 63-M-HD Head Mechanism from McDonnell Miller is engineered for high-performance operation in water level control applications. This mechanism is designed to work seamlessly with various McDonnell Miller water feeders, ensuring precise control of water levels. Constructed from high-quality materials, it offers durability and reliability in demanding environments. The unit features a compact design for easy installation and maintenance, and it is compatible with standard 1/2" NPT connections. Ideal for industrial and commercial applications, the 63-M-HD meets ANSI standards for safety and performance.