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Dometic Control-U Board CW/DX Network

Dometic Control-U Board CW/DX Network

AED 2,640.00

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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

Description

Dometic Control-U Board CW/DX Network

The Dometic Control-U Board CW/DX Network is a high-performance, redesigned replacement control board engineered to provide reliable, precise, and efficient operation for direct-expansion (D/X) and self-contained marine HVAC systems. This control board is ideal for yachts, boats, specialty coaches, and RV applications, offering seamless integration with legacy systems while ensuring long-term durability and system reliability.


Redesigned, Footprint-Compatible Replacement

The A-282 Control Board is part of a legacy DX & TW cabin control system, sold from the late 1990s through the present. Although it was recently discontinued by the OEM, this newly manufactured board is redesigned and drop-in compatible with existing electrical boxes, allowing for easy installation without modifying wiring or enclosures. It operates identically to the original, preserving all legacy features unique to this control board.

This ensures that operators of older Dometic systems or specialty RV applications can continue to enjoy the performance and reliability they expect, without needing a full system upgrade.


Reliable Performance in Marine & RV Environments

The Dometic Control-U Board CW/DX Network is built for harsh environments, including marine vessels and recreational vehicles, with robust resistance to vibration, moisture, and corrosion. Its precision electronic logic provides accurate control of compressors, fans, pumps, and valves, maintaining optimal temperature and comfort in cabins, machinery spaces, or RV interiors. By installing this board, operators can reduce maintenance costs, avoid downtime, and extend the life of their HVAC system.


Key Features & Specifications

  • Component: Dometic Control-U Board CW/DX Network (A-282)

  • Compatibility: Legacy DX & TW cabin control systems, specialty coach/RV applications

  • Installation: Drop-in compatible with existing electrical boxes

  • Functionality: Controls compressors, fans, pumps, and associated HVAC components

  • Durability: Resistant to marine and RV environmental factors including vibration and moisture

  • Applications: Yachts, boats, coaches, RVs, and legacy Dometic HVAC systems

  • Legacy Features: Preserves unique operational functions specific to the original board


Wide Range of Applications

The Dometic Control-U Board CW/DX Network is suitable for:

  • Marine HVAC systems: Precise temperature control in cabins, engine rooms, and machinery spaces

  • Recreational vehicles & specialty coaches: Maintains climate control for long-term comfort

  • Self-contained and direct-expansion systems: Ensures seamless operation across multiple HVAC units

  • System upgrades & replacements: Ideal for replacing discontinued OEM boards without losing legacy features

For optimal performance, pair this replacement board with our range of Marine Air HVAC components, control boards, and marine electrical parts available at Climax Marine Services.


Why Choose Climax Marine Services?

At Climax Marine Services, we provide premium marine HVAC replacement boards and components designed for long-term reliability, durability, and performance. The Dometic Control-U Board CW/DX Network is part of our trusted product range, offering efficient and dependable solutions for both legacy marine systems and specialty RV applications.

 

Additional information

Weight 0.453592 kg

Brand

Dometic

Marine Air

The A-282 Control Board is part of a legacy DX & TW cabin control system sold from the late 1990s through the present. It was discontinued by the Original Equipment Manufacturer and is available only from Micro-Air, which made it for the Marine OEM and improved it for your replacement purchase today. It was also sold into a specialty Class A Coach/RV application where the Cruisair manufactured air conditioner was installed in the “basement” of large RVs.

The original board featured five 6-pin jacks and a plug in DIP style ROM chip with markings that identify the application by the color of the label used on the board. The Cruisair boards had a number (42,600) printed on the board. All of the connections from the board to components were made along one side of the board using spade style connections. Boards measured 7” x 6.4” [17.8cm x 16.3cm].

These boards come in three configurations. Yellow labeled boards directly drive a compressor in direct expansion marine applications. Blue labeled boards are used in an air handler for chilled water marine applications. Red labeled boards are used for Class A RV coach applications. Select the correct application from the pull down box before ordering.

Replaces Cruisair part number 42600-07.

It also relaces Dometic part number 701500101. Those control boards were used on SMX-net systems and Cruisair RN, FN, SN, and SNR units.

It preserves the following special legacy features only available on this particular control board.
Control Board Legacy Features the Dometic Control-U Board CW/DX Network:

  • 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.

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