SMXII A-288D OEM Control Board

The Micro Air A-288D circuit board / controller 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.

Micro Air A-288D Control Board – ASY-509-X01

The A-288D 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.

This control board is a redesigned, newly manufactured, footprint-compatible replacement that operates identically. It preserves the following special legacy features only available on this particular control board.

A-288D circuit board / controller is compatible with Dometic / Cruisair displays SMXht or SMXir with technology SMX II, for SMX II controllers.

This Board fits Dometic / Cruisair part number: 722300288 / 42404

Benefits of the A-288D Replacement Power Logic Board

• Completely new designed and manufactured board.
• Footprint and connection compatible with the original Dometic® / Cruisair® SMX II A-288 board.
• Several design improvements to the original board that enhances reliability and longevity.
• Works with all SMX II 6-pin standard control displays including the Micro-Air EasyTouch 589 (Dometic Smart Touch replacement).
• Replacement OEM A/C controls.
• Improved Micro-Air marine redesigns
• Better than the original
• Identical operation
• Newly manufactured
• Footprint-compatible

Control Board Legacy Features:

• Legacy OEM network capability
• Aux Heat in DX and Coach applications
• Outside Air Temp Sensor support
• Virtual Pump Relay operation via networking
• 2-speed fan output support
• Compatibility with all of the original legacy control displays, 6-pin RJ-12 display, and network interfaces.

Diagram: