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Sigma Cap Pro

The most universal, permanent replacement run capacitor on the market!

  • Replaces hundreds of different capacitor sizes both singles and duals.
  • All units dual rated for 370/440 VAC.
  • Simple to use.
  • Finish the service job in just one trip. You always have the right size capacitor!
  • Each pod can be used as a stand alone unit or stacked to get the MFD value needed.
  • Reduces truck stock.
  • Saves time and trips the parts house.
  • Permanent fix. No reason to return to the job!
  • Sigma Cap holds a US Patent.
  • Individual pods available so you can adjust stock for your most common builds.
  • Rotate and stack the pods to add capacitance on the correct side to build the dual capacitor needed. 
  • Sigma Pro™ is easy to use. Simply connect the individual pods by snapping them together to create the size capacitor you are going to replace.
  • Add up the numbers down each side to confirm the MFD rating!
  • Starter Kits supplied in a reusable clear container.
  • Made in the USA

Included in the Sigma Cap Kit are:

  • 25+5 MFD main pod (2 pieces)
  • 2.5 MFD pod (1 piece)
  • 5 MFD pod (2 pieces)
  • 10 MFD pod (1 piece)
  • 15 MFD pod (2 pieces)
  • 20 MFD pod (2 pieces)
  • 30 MFD pod (1 piece)

Each pod can be used to build a larger capacitor or they can be used as stand alone capacitors, by utilizing the end cap and included chair terminals.

Determine the necessary segments for your build using Hermetic Value and Fan Value by clicking here for the Sigma Cap Pro Builder Tool

View Instruction Sheet

View Technical Overview