Precise Superheat Control: The balanced port design maintains stable suction pressure and prevents compressor liquid slugging

You may hear a loud humming

it's built to handle chilled or hot water

optimizing the refrigerant flow for consistent cooling performance

though upstream strainers are recommended for maximum service life

Lochinvar & A.O. Smith 100278092 Switch R-407C Precise Superheat Control: The balancedThe Lochinvar & A. O. Smith 100278092 Switch is a critical safety and operational component designed for high performance commercial boilers and water heaters. As a factory authorized OEM flow switch, this assembly ensures the burner circuit only energizes when adequate water velocity is detected, protecting the heat exchanger from dry fire conditions and thermal stress. The unit comes integrated with a durable brass tee specifically sized for CC120