Replacement Marine AC Control Boards

The A-288D control board fits  Dometic® / Cruisair® displays SMXht or SMXirb with technology SMXII, for SMX II controllers. Works with all SMX-II 6-pin standard control displays including the Micro-Air EasyTouch 589 (Dometic Smart Touch replacement). This control board is a redesigned, newly manufactured, footprint-compatible replacement that operates identically. Questions? Contact us.  New board. Part Number: ASY-509-X01 Fits Dometic / Cruisair Part Numbers:  722300288 / 42404

CTM U-Board Version 2.0 - Fits Dometic Control Unity 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.  New board.   CTM Part Number:  40002C Fits Dometic Part Numbers:   223100502 / 223100504

CTM U-Board - Fits Dometic U Board Control Board for Marine AC 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.   CTM Part Number:  40001C Fits Dometic Part Numbers:   223100502 / 223100504

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

The Control Board works as a direct replacement for Dometic / Marine Air Circuit Board DDC 115 / 230V. The DDC Control Board is designed for use with single or multiple stage modular chiller assemblies to provide hot or cold water to air handlers while maintaining circulating water temperature at the desired setpoint.  New board. Micro-Air Part Number: ASY-405-XXX Fits Dometic / Marine Air Part Numbers: 290000201 /  4220002 

The A-282 Control Board is part of a legacy DX & TW cabin control system sold from the late 1990s through the present, and was recently discontinued by the OEM. It was also sold into a specialty coach/RV application.  This control board is a redesigned, newly manufactured, footprint-compatible replacement that operates identically.   Replaces similar DX (Direct Expansion/Self Contained/Split Units) and TW (Chiller/Tempered Water System) SMX Net Online power/logic boards discontinued by Cruisair® Part Number: ASY-426 YELLOW DX VERSION IN STOCK

The FX-1 Control Board is Micro-Air's long-standing cabin control standard for both self-contained & split DX systems and for CW air handlers. It supports the FX-1, FX-Maxx, and EasyTouch Control Displays. Part Number: ASY-370

The Micro-Air MAQ board is a newly-manufactured, footprint-compatible, and functionally-compatible replacement control board for the popular Q-Logic cabin control board used in marine applications. Its design, components, and reliability are superior to the OEM original. The MAQ supports all of the same displays, uses the same 6-pin RJ-12 (straight through) display cable, and the uses the same 3kohm thermistors. Fits Dometic / Cruisair QLogic control board. New board. Part Number: ASY-510-X01

The FX-2 Control Board is the most advanced cabin control manufactured by Micro-Air and is one of the most advanced cabin controls in the marine HVAC industry. It not only provides support for the latest FX-2 control displays, it supports all of the legacy FX-1 control displays as well (configured by jumpers).

The FX-2 Control Board (In metal box) is the most advanced cabin control manufactured by Micro-Air and is one of the most advanced cabin controls in the marine HVAC industry. It not only provides support for the latest FX-2 control displays, it supports all of the legacy FX-1 control displays as well (configured by jumpers).

The FX-2 Control Board  with easystart daughterboard (-XM5) is the most advanced cabin control manufactured by Micro-Air and is one of the most advanced cabin controls in the marine HVAC industry. It not only provides support for the latest FX-2 control displays, it supports all of the legacy FX-1 control displays as well (configured by jumpers). FX-2 Control Board

The FX-2 Control Board  with EasyStart Daughterboard in Metal Box is the most advanced cabin control manufactured by Micro-Air and is one of the most advanced cabin controls in the marine HVAC industry. It not only provides support for the latest FX-2 control displays, it supports all of the legacy FX-1 control displays as well (configured by jumpers).