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Replacement U-Control Board DX/TW 223100502 / 223100504
NEW U-Board, Replacement Control Board for DX/TW Dometic, Cruisair & Marine Air Systems. Dometic Brand. 90-day warranty*.
MFG#: 223100502 / 223100504 (New Part Number)
Reference: 223100502 / 223100504
$307.99
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Universal Control Board by Dometic for Cruisair and Marine Air
NEW U-Board, Replacement Control Board for DX/TW Dometic, Cruisair & Marine Air Systems. Dometic Brand. 90-day warranty*.
U-Board Compatibility
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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 for:
CAN Bus kits: 763100027 and 763100061
How To Identify Systems With 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: DTU16 = 16,000 BTUs.
New Terminal Locations
Attached on the generic wiring diagrams. You can refer to the following picture which shows the new layout, electrical connections, and terminals. Or, refer to the specific electrical diagram inside the electrical box of the unit. 
Installation Video
Dimensions
*90-day warranty on Replacement parts and components, parts only. Contact us for assistance with claims.
SMXir OEM Keypad / Control Display - 3/4 Door - Black
SMX IR / 502-09
SMX II Keypad / NEW OEM Control Display - ASY-423-X00
SMXII AB - ASY-423-X00
