The GRACO DF3411 is an air-operated double diaphragm (AODD) pump with an aluminum center section, hardened stainless steel seats, PTFE balls, and a PTFE diaphragm. It is designed for reliable, efficient fluid transfer in demanding industrial environments.

Key Features:

• Air-operated double diaphragm (AODD) pump
• Husky 2150, 2" (51 mm) NPT
• Aluminum center section, hardened stainless steel seats, PTFE balls, PTFE diaphragm
• Up to 150 gpm (568 lpm)
• Maximum fluid pressure: 120 psi (8.4 bar, 0.84 MPa)
• Suitable for a wide range of industrial fluids; not for export (domestic use only)
• Stall-free low pulsation air valve for smooth, rapid changeover
• Up to 40% more efficient than comparable pumps
• Up to 5 times longer diaphragm life
• Fewer parts, externally accessible air valve for easy maintenance
• Lube-free operation
• Epoxy-coated air section for tough environments

Applications:
Ideal for fluid transfer in industrial, mining, and agricultural settings where robust, reliable, and efficient pumping is required. Handles a variety of fluids and is suitable for harsh conditions.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise pump efficiency and longevity.
• Ensure proper alignment and secure mounting
• Use appropriate fittings and seals for the intended fluid
• Follow all safety instructions in the manual
• Regularly inspect and maintain the pump, especially the air valve and diaphragm
• Service the air valve externally without uninstalling the pump