• Flow rates from 0.1 litre/min to 18 litre/min (4.8 US gpm)
• 621DF/RA twin-roller pumps accept continuous tubing
• 621DF/REA twin-roller pumps accept LoadSure™ elements
• 621DF/RE4A four-roller pumps accept LoadSure™ elements
• Twin rollers give higher flow, four rollers give lower pulsation
• IP55 protection, 24 hour duty-rated
• Compact, portable design
• One-minute loading pumphead
• Two-year warranty
• ATEX II 2G
• 0.37kW 3-phase 50Hz industrial motor/gearbox

Chemical and knock-resistant finish. Simple, one-minute element or tube changing.

Any pumphead and tubing combination can be used for 0 to 2 bar (0 to 30 psi) operation. For 2 to 4 bar (30 to 60 psi) operation, use a 620RE or 620RE4 pumphead fitted with a Marprene®, Bioprene® or Sta-Pure® element, or a 620R pumphead fitted with continuous tubing.

Specifications for ATEX models may vary. Please contact your local representative for further information.