Standardized 1/2-Inch Bore: Ensures compatibility with standard HVAC fan motor shafts and secure set-screw mounting

The 8-inch extension ensures the thermostat is immersed in the top six inches of the tank water

Common Questions: Can I use this coil on other valve brands

Extreme Reliability: The bellows sensing element is designed for high repeatability over millions of cycles in demanding HVACR environments

Always verify the rebuild kit number located on the valve nameplate

Johnson Controls VG1241AD Valve 320819-301 Standardized 1/2-Inch Bore: Ensures compatibilityThe Johnson Controls VG1241AD Valve is a high performance 1 2 inch NPT ball valve engineered for the precise regulation of hot and chilled water or 50% glycol solutions in commercial HVAC systems. Featuring a 1. 2 Cv flow coefficient, this two way control valve utilizes an integrated Amodel flow characterization disk to deliver a consistent equal percentage flow characteristic, ensuring linear heat transfer and stable temperature control across the