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Balboa VS520SZ & VS520 Replacement Board-PN 55151-01


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Item Description

Balboa VS520sz Replacement Board

VS501Z Replacement Board 54357-03

Balboa P/N 55151-01 Replacement Circuit Board for VS520SZ Spa Pack

PN 55151-01 is the current version of the circuit board used in VS520SZ spa packs.  Software version is 43. This board can also replace earlier versions of the board such as PN 55151.  Dip switch A5 then is set differently.  Comes with 1 year warranty.


Payment Details

We accept PayPal and Credit card (Visa or Mastercard).  If you are ordering multiple units and part, please call us to see if we can save you shipping cost for multiple item orders.


Shiping and Handling

Please allow 4-6 days for shipping via UPS Ground to USA or Canada.  You will be emailed a tracking number to the email address you provide us.  Expedited Shipping services are available!

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  • Model: C-357
  • Shipping Weight: 1lbs
  • 8 Units in Stock
  • Manufactured by: Balboa