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Rotator accessories from Princeton Applied Research (Ametek), for potentiostats, galvanostats and electrochemical test instruments, for rotating disk voltammetry. These can be used with your current potentiostat, or purchased with a new instrument as a complete package.

These accessories are for use with rotating disk electrodes (models 616, 616A, 636 and 636A).

How to Order

To order accessories for your potentiostat, or if you have any questions, please contact us. Payments can be made by credit/debit card.

 Contact us on 01223 422 269 or

Model 636 Rotating Disk Electrode Accessories

Disk Electrodes

The model 636 can be used as a simple rotating disk electrode with the following accessories (details on this page):

  • RDE0027 Disk Arbor (essential)
  • RDE0004 – Platinum disk electrode
  • RDE0005 – Gold disk electrode
  • RDE0008 – Glassy carbon disk electrode
  • RDE0001 Disk Electrode Assembly with 430 SS Sample
  • RDE0002 Disk Installation Tools
  • RDE0011 Cylinder Electrode Assembly and Tool with 430 SS Sample
Potentiostat disk arbor

Disk Arbor

1/4-28 thread

Model no: RDE0027

Ring-disk electrodes

Ring-Disk Electrodes

Model no:

  • RDE0071 – Platinum Disk – Platinum Ring
  • RDE0072 – Glassy Carbon Disk – Gold Ring
  • RDE0073 – Glassy Carbon Disk – Platinum Ring

Electrode dimensions:

RDE0071       RDE0072 & RDE0073
 Ring-Disk Gap  118 µm  318 µm
 Disk Outer Diameter  4.57 mm  5.61 mm
 Ring Inner Diameter  4.93 mm  6.25 mm
 Ring Outer Diameter  5.38 mm  7.92 mm
 Shroud Outer Diameter  15 mm  15 mm
 Collection Efficiency  22%  37%
 Disk Area  0.1642 cm2  0.2475 cm2
 Ring Area  0.0370 cm2  0.1866 cm2

You will also need the RDE0070 Ring-Disk Arbor (below) to work with these ring-disk electrodes.

Potentiostat ring-disk arbor

Ring-Disk Arbor

  • PEEK polymer material
  • 3/8-24 thread configuration

Model no: RDE0070

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