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WPI Infusion/Withdrawl Pump

WPI Infusion/Withdrawl Pump

WPI Infusion/Withdrawl Pump

Syringe pumps for high metering precision at low, pulse-free rates

World Precision Instruments

The SP210iwZ two-syringe (left) and SP230iwZ multi-syringe infusion withdrawl pump offer you more advanced features than any other infusion/withdrawal pump in their respective price range - including five operating modes plus independent rate and volume settings for both infusion and withdrawal. These pumps have a wide speed range, and can accommdoate a wide selection of syringes to meet the requirements of virtually any laboratory.



  • Backlit LCD
  • Knob locks/unlocks drive block for effortless, drag-free adjustment
  • Simple menu-driven setup; syringe diameter (selected from displayed table), dispense volume, dispense flow rate, continuous dispense volume display, preset volume control and automatic shut off
  • Settings can be reviewed or changed during operation
  • Optical encoder stall detection
  • Choice of unit selection
  • Last settings stored in permanent memory
  • Built in RS-232 interface for computer linking or "daisy chaining" up to 100 pumps
  • TTL interface for foot switch, timer, relay control
  • Outputs for run indicator, valve control, independent rate and volume settings for infusion and withdrawal
  • Multiple mode selection: infusion, withdrawal, infusion then withdrawal, withdrawal then infusion, or continuous cycle

For further information please contact us or download the datasheet.

Model SP210iwZ SP230iwZ
Accepts syringe sizes 10µl - 10ml (two) 10µl - 10ml (two)
10µl - 60ml (six)
10µl - 140ml (four)
Minimum flow rate 0.001µl/hr 0.001µl/hr (10µl syringe)
Maximum flow rate 145ml/min (140ml syringe) 21ml/min (10ml syringe)



2019 WPI catalogue (online)                                                      Read more on WPI's website