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When it comes time to replace your circuit board and return function to your spa's lighting, jet pumps, and high-limit sensors, we've got you covered. Master Spa Parts has numerous legacy Whirlpool® replacement circuit boards in stock, including this MAS520 PC Board (V/N 54357).
Are you ready for the good news? This legacy Whirlpool® circuit board replacement for MAS520 ships fast and with free shipping to all addresses in the Continental United States.
The right cover piece snaps into the fitted location on the right side and covers all the pieces on that side.
*To determine if this is the correct replacement cover piece you need, look at your hot tub cover in the open position. While facing the spa and open cover lifter, the right cover piece is on the right side.*
This left cover piece for the CoverMate III cover lifter snaps into the fitted location on the left side and covers all the pieces found there.
*To determine if this is the correct replacement cover pieceyou need, look at your hot tub cover in the open position. While facing the spa and open cover lifter, the left cover piece is on the left side.*








