AprilAire 4040 Solenoid Valve, 24 Volt for AprilAire Whole House Humidifier Models 400, 400M, 500, 500M, 600, 600M, 558, 550A, 550, 568, 560A, 560, 700, 700M, 768, 760A, 760, 0.5 ounces

Genuine AprilAire replacement part designed to optimize performance of your humidifier Includes In-Line Strainer, Compression Sleeve, and Compression nut for installation Controls water flow to ensure proper humidity levels in your home Compatible with a wide range of AprilAire Whole House Humidifier models construction for long-lasting use