User Manual


The PW40 microplate washer is compact and programmable, with an 8-channel washing comb, a vacuum pump, and built-in dispensing pumps. The PW40 microplate washer is compatible with microplate strips that have U-, V-, or flat-bottom wells. The position of the aspiration and dispensing heads over the microplate wells can be adjusted by the user both vertically and horizontally to within 0.1 mm. The volume of the washing and rinsing solution bottles and the waste bottle is 2 L. A cover protects the immediate environment from aerosols. The autoclavable microplate support is easy to remove for decontamination. The PW40 microplate washer is easy to program and offers a wide choice of washing methods, which can be combined according to the user's requirements. A logical sequence of questions enables the operator to program washes easily. All Bio-Rad tests are prerecorded.

Bio-Rad PW40 Microplate Washer for 96-well plates. Fully / easily programmable. Large choice of washing methods which can be combined for the most complex sequences washing.  User-guided washer operation and programming via two-line liquid crystal display showing current system status.  Simple daily maintenance, easy decontamination, and aerosol cover protects the user and work area.  


  • Serial No: EB4F359307
  • D45 cm x 36 cm x 24 cm
  • 110-120 V/220-240 V: 50-60 Hz
  • Disp. Washing  Volume 50-3,000 µl per well
  • Residual volume <2 µl per well
  • Operating modes: Draining Priming Rinsing
  • Soak time: 0-60 min per 1 sec interval (plate)

                    0-16 min per 1 sec interval (strip)


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The pictures you are looking at are of the BIO-RAD MICROPLATE WASHER PW40. This is the actual item you are buying, they are not downloaded or copied from any other source.
All information given on this website is correct at the time of publication. However in the interests of technical progress, design specifications are subject to change without notice. Accordingly, data given herein should be regarded as a general guide only and does not form part of any contract. All goods are supplied in accordance with our standard terms and conditions of sale. If you need more information on using this equipment check out The Laboratory Encyclopedia.
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