Description

Unity Control Board PCB – 520 – 00H

The Unity Control Board is a premium marine HVAC control board designed for reliable and precise operation of direct-expansion, self-contained, and chiller systems on yachts, boats, and commercial vessels. Engineered as a direct replacement for the Dometic Control U-Board, the Unity Control Board ensures efficient system management, accurate temperature control, and long-lasting performance in demanding marine environments.

Direct Replacement for Dometic U-Board

The NEW Unity Control Board is a fully compatible replacement for Dometic Control U-Board systems, supporting direct-expansion (D/X), self-contained, and chiller units. Designed to work seamlessly with most Dometic, Cruisair, and Marine Air displays and controls, this board is highly versatile and ideal for marine operators looking to upgrade or replace their existing control systems.

This board supports both 6-pin and 8-pin cable connections, making it adaptable to a wide range of installations. It allows operators to maintain full functionality with existing displays while improving system reliability and control accuracy.

Important Note: The Unity Control Board is not compatible with CAN Bus kits (763100027 and 763100061).

Reliable Performance in Marine Environments

The Unity Control Board is engineered to withstand vibration, moisture, and corrosion, ensuring durable, long-term operation even in harsh marine conditions. Its precision electronic control logic manages compressors, fans, pumps, and valves, maintaining consistent temperature and system efficiency. Installing this board helps reduce system downtime, minimize maintenance costs, and extend the lifespan of your HVAC equipment.

Key Features & Specifications

• Component: Unity Control Board – Direct Replacement

• Compatibility: Replaces Dometic Control U-Board, works with most Dometic, Cruisair, and Marine Air displays

• Connection: Supports 6-pin and 8-pin cables

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

• Durability: Resistant to marine vibration, moisture, and corrosion

• Applications: Direct-expansion, self-contained, and chiller marine HVAC systems

• Exclusions: Not compatible with CAN Bus kits 763100027 or 763100061

Wide Range of Applications

The Unity Control Board is suitable for:

• Marine air-conditioning systems: Provides precise temperature control on yachts and boats

• Self-contained HVAC units: Ensures efficient cooling or heating in cabins and machinery spaces

• Chiller systems: Manages chill water flow and compressor operation

• System upgrades: Ideal replacement board to modernize older U-Board systems

For enhanced system reliability, pair this control board with our range of marine HVAC displays, control boards, and marine air-conditioning components from Climax Marine Services.

Why Choose Climax Marine Services?

At Climax Marine Services, we supply premium marine HVAC components, control boards, and replacement systems built for reliability and longevity. The Unity Control Board is part of our trusted product range, providing durable, efficient, and high-performance control solutions for yachts, boats, and commercial marine HVAC systems.