DOP SP200-B Photometer

The DOP SOLUTIONS PHOTOMETER for testing HEPA and ULPA filters.
This Photometer meets or exceeds the current British, American, European and Australian requirements for filter testing with aerosol challenge efficiency or leak testing.
A basic instrument package with advanced and reliable technology.
TWO years warranty exceeds any other instrument available.


  • Weighs only 9kgs
  • Scanning probe options available
  • Quick setup, with QuickStart guide
  • Digital read-out : mass challenge in μg/l and downstream %penetration
  • Real time indication– fast response
  • Two stream solenoid switched – may be computer controlled or remotely operated
  • Switchable DNS makes upstream measurements stable and more accurate
  • Unrivaled stability – enables measurement to 99.9999% efficiency.
  • Visual & audible alarm.


SP200-B Photometer v3 LWS Benelux.pdf518.84 KB