Duplex plunger pump
max. 2.1 gpm, max. 2 000 psi | 2200 series Hypro Pressure Cleaning

Performance Information
• Max. flow: 2.1 gpm/7.9 lpm (2220B-P and 2221B-P); 3.0 gpm/11.4 lpm (2230B-P and 2231B-P)
• Max. pressure: 1500 psi/103 bar (2221B-P and 2231B-P); 2000 psi/138 bar (2220B-P and 2230B-P)
• Max. rated speed: 1725 rpm (2220B-P and 2230B-P); 3450 rpm (2221B-P and 2231B-P)
• Max. fluid temperature: 160°F/71°C
Other Attributes
• Port sizes: 1/2" inlet, 3/8" outlet
• Shaft: 3/4" OD solid (for 5/8" ID hollow shaft add suffix "H" - ex part number: 2220B-HP)
• Head material: Single-piece forged brass heads backed by lifetime warranty (for aluminum head - max. pressure: 1000 psi/69 bar - substitute suffix "B" with "A" - ex. part number: 2220A-P)
• Plunger rods: Hardened stainless steel lower-plungers - superior corrosion and wear resistance
• Plunger rod guides: Aluminum alloy piston guides give you larger bearing surface for extended life on oil seals and plungers
• Valves: Precision-machined, stainless steel valve and seats provide higher resistance to chemical attack
• Ball bearings: Longer lasting drive system with heavy duty ball bearings
• Plunger material: Ceramic
• Seals: Heavy-duty oil seals
• Bases: Standard; C3 retrofit bases match Cat 310 and 5CP base footprints
• Servicing: Hypro's state-of-the-art, patented cartridge technology allows easy servicing of crankcase oil and all wet-end seals - remove only the pump head
• Weight: 14 lbs./6.4 kg