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Trade up and save on Water-CPCs

Retire your old

The well served TSI models 3782, 3785, 3786, 3787, 3788, or MSP 1110 and 1120 are eligible for trade in.

Upgrade to the new

The new TSI Water-based Condensation Particle Counter Model 3789 can replace them all. The new design makes is highlight reliable and resistant for strong inlet pressure fluctuations.  You can choose any of the present counting efficiencies or set your own. Spend less time on maintenance with the wick lasting 6+ months.

We want you to enjoy the new benefits: 3789 WCPC
  • reliable and resistant design 
  • selectable counting efficiency
  • low maintenance
  • distilled water
  • remote control and data download

Click here to receive the special trade in promotion!

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