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Overview Specifications Industries & Applications Documentation & Tools


Product Features

Model No.: PUREFLO 21

  • Easy to clean, no shaft seals
  • Can run dry, dry self priming
  • Low noise, constant flow
  • Compact and small
  • Adjustable flow up to 1,260 l/h
  • Pressure up to 6.0 bar, in constant use 5.0 bar should not be exceeded
  • Temperature up to 60°C in constant use, CIP up to 90°C is possible
  • Viscosity up to 250 Centipoise

JABSCO'S PUREFLO 4-piston diaphragm pump is designed to be used in pharmaceutical, biotech, food or cosmetic applications. The design complies with the stringent requirements of these industries.

The pump and controls are mounted in a stainless steel cabinet. The system can be cleaned easily and the simple construction allows safe and easy use.

Typical Examples:

• Protein Solutions
• Cell Suspensions
• Bacteria, yeast, fungi, mammalian cells
• Virus Suspensions
• Solutions or suspensions of polymers
• Food and cosmetic Ingredients




Protection Class
IP 54
Variable Speed
0 - 3,000 rpm
0.42 Nm at 3,000 rpm
Motor Power
132 Watt, 8.7 A
Power Supply
Intelligent controls enable operation at most single phase supplies115-240 V AC, 50 or 60 Hz
24 V DC
Touch Pad 0 - 100 %
Materials of Construction
Parts in contact with fluid are only manufactured® from FDA conforming materials.3.1 B certification is available on request.Surface finish Ra < 0.8 µ standard, 0.5 µ andelectro polish is available on request.
Industries & Applications

Industries & Applications

Recommended Industries and Applications

Documentation & Tools

Documentation & Tools