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Leisure Bay 53426 Circuit Board, Extension Relay

  • Part Number: 53426
  • Chip Number: Extension Relay
  • Manufactured by: Leisure Bay Hot Tubs

$52.86

Add to Cart:

Item Number: 22-7049

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  • Description
  • Details
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This is an original circuit board replacement.
Please read entire page before placing an order.
Cross Reference
See photo (above) for tips on locating the chip and serial number (a.k.a. part number).

You must match one chip number and one serial number.

Chip numbers:
  • Extension Relay
Serial numbers:
(a.k.a. part number)
  • 53426
  • BAL53426
Additional Cross Reference, Compatibility & Installation
If a wiring diagram is shipped with this circuit board (or emailed) then it shall override your existing wiring diagram.

Otherwise, set wires and jumper pins or dip switches the same as before.

That's it!

Please contact us if you are unsure what all this means.
Other Replacement Options
For all cross reference replacements of this circuit board:

Click Here

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

Used in the following hot tub system control boxes (but not limited to).

Control box serial numbers:;
  • 53352
  • 53352-01
  • 55352-02 (Leisure Bay LB501S) 53408
  • 53408-01
  • 53408-02 (Leisure Bay LB500S) 53408
  • 53408-01
  • 53408-02 (Leisure Bay LB500S1)

  • Part Number: 53426
  • Chip Number: Extension Relay

  • Manufactured by: Leisure Bay Hot Tubs
  • Shipping Weight: 3lbs
  • Item Number: 22-7049


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