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Balboa 55299 Circuit Board, BDV520SZR1(x)

  • Part Number: 55299
  • Chip Number: BDV520SZR1(x)
  • Manufactured by: Balboa Water Group, Inc.

$296.40

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Item Number: 22-7237

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  • Description
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Please read entire page before placing an order.

This is an OEM circuit board replacement for replacing Balboa 55299 circuit boards having a BDV520SZR1(x) chip number.
Tip: (x) = the last letter of your chip number.
Cross Reference Verification
Step 1 of 2:
Make sure your circuit board's serial number is in this list.
Tip: The circuit board's serial number is on a sticker on the circuit board (this is not the box's number).
Tip: Only the first five digits are need to verify the serial number.
Tip: Sometimes the serial number is shown as P/N (part number).
Tip: The image above shows an example of a serial number sticker.

Serial Numbers:
  • 55299
  • BAL55299
Step 2 of 2:
Make sure your circuit board's chip number is in this list.
Tip: The whole chip number is on a sticker located on the circuit board.
Tip: This is a different sticker than the serial number sticker.
Tip: The image above shows an example of a chip number sticker.

Chip Numbers:
  • VS520SZR1A
  • VS520SZR1B
  • VS520SZR1C
  • VS520SZ
  • VS520SZR1
  • BDV520SZR1(x)
Additional Cross Ref., Compatibility & Installation
This circuit board does NOT use a NEUTRAL wire on the power input.
Other Replacement Options
For all cross reference replacements of this circuit board:

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Or contact us if you need help finding or selecting parts.
Control System Box Serial Numbers
This is not required for cross reference verification.

This circuit board is found in the following hot tub control system boxes (but not limited to).

Control System Box Serial Numbers:;
  • 54661
  • 54661-01

  • Part Number: 55299
  • Chip Number: BDV520SZR1(x)

  • Manufactured by: Balboa Water Group, Inc.
  • Item Number: 22-7237


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