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OEM Unity U Board Control Board - Direct Replacement for Dometic 223100502 / 223100504 / 223100508
NEW Unity U Board - Direct Replacement for the Dometic U Board Control Board used in direct-expansion, self-contained, and chiller systems. The U board works with either 6 or 8-pin cables, and most Dometic, Cruisair, and Marine Air displays / controls. New board.
Part Number: 501-09-BL
Fits Dometic Part Numbers: 223100502 / 223100504 / 223100508
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U-Board Control Board for Dometic, Cruisair, and Marine Air AC Units - 223100502 / 223100504 / 223100508
NEW Unity Board - Direct Replacement for Dometic U-Board used in direct expansion, self-contained, and chiller systems. This board works with either 6 or 8 pin cables, and most Dometic, Cruisair, and Marine Air displays / controls.
Unity Control Board Compatibility - This U Board Will Work the Following Control Panels
Additional Compatible Displays:
Q-Logic: Qht, Q3
SMXII: SMXII AB (Special Adapter needed to connect control to new Dometic U-board Click Here to View)
U-Board is not compatible with:
CAN Bus kits: 763100027 and 763100061
How To Identify Marine AC Systems That Utilize The U Board
A way to identify a unit with the new "U"-board, is by checking the unit's model description: The letter “U” after the BTU number means the unit contains the new U-control board. For example: the Dometic DTU16 = 16,000 BTUs.