NA20643 | NA20643 | Caleffi

**NA20643 Pressure Regulator** The Caleffi NA20643 is a pressure regulator designed to maintain a constant downstream pressure, regardless of fluctuations in the upstream pressure. It features a brass body for durability and corrosion resistance, and a stainless steel diaphragm for precise pressure control. The regulator is suitable for use with water, air, and other non-corrosive gases, and has a maximum operating pressure of 150 psi. **Key Features:** * Brass body for durability * Stainless steel diaphragm for precise pressure control * Adjustable pressure range from 10 to 110 psi * Maximum operating pressure of 150 psi * NPT connections * Compact design for easy installation **Benefits:** * Regulates pressure to protect downstream equipment * Prevents water hammer and other pressure surges * Extends the life of downstream equipment * Easy to install and maintain **Applications:** * Water supply systems * Irrigation systems * Compressed air systems * Industrial process control * HVAC systems **Shop our HVAC supply store for the Best Prices and Fast Shipping!**