Balboa Expansion Board - 3-wire - 2-relay - 55137 - X-P332
Balboa Expansion Board - 3-wire - 2-relay - 55137 - X-P332 is backordered and will ship as soon as it is back in stock.
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Description
Description
Balboa Expansion PCB for spa controllers. This is the 3-wire version, with two relays. May have part numbers 55137, X-P332 or other numbers.
This product can only be used to replace existing expansion PCB, can not be used with a controller that did not originally have it fitted.
Can run either of the following:
* 1 x 2 speed Pump
* 2 x Single Speed Pumps(Using AMP Splitter)
* 1 x Blower and 1 x Single Speed Pump(Using AMP Splitter)
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