QD-U30A Universal PC Board for Split & Cassette Air Conditioners

The Universal PC Board QD-U30A is a durable and efficient control system engineered specifically for non-inverter split and ceiling cassette air conditioners. Featuring universal compatibility, this versatile AC replacement board works seamlessly across a wide range of leading air conditioner brands, making it the perfect solution for repairing faulty or burnt PCBs. Built with industrial-grade electronic components, the QD-U30A guarantees stable operational performance, precise temperature monitoring, and long-lasting reliability for residential, commercial, and industrial HVAC applications.

Technical Specifications

Key Features

• Universal Compatibility: Fits a wide variety of non-inverter split and cassette AC models across multiple brands.

• Compressor Protection: Built-in relay output with overload protection to prevent compressor failure.

• Multi-Speed Fan Control: Supports Low, Medium, and High indoor fan speed control.

• Outdoor Fan Relay: Dedicated relay output for efficient outdoor condenser fan motor operation.

• Precision Sensors: Includes accurate room and pipe temperature sensors for balanced cooling regulation.

• Auto Restart Function: Automatically restores previous operational settings after a power outage.

• Programmable Timer: Integrated Timer ON/OFF features for customized energy management.

• Durable Construction: Premium-grade PCB components built for extended service life in high-temperature environments.

System Compatibility

• Compatible AC Types: Standard Non-Inverter Split and Ceiling Cassette Air Conditioners.

• Compatible Fan Motors: Multi-speed indoor fan motors and standard outdoor condenser fan motors.

• Brand Compatibility: Universal application across major non-inverter AC brands (such as LG, Gree, Midea, TCL, Samsung, and others).

Applications & Functions

• Emergency Repair & Replacement: Ideal replacement for faulty, burnt, or failing non-inverter split and cassette AC circuit boards across major brands.

• Operating Modes: Full support for Cooling, Heat Pump Heating, Auto, Sleep, and Fan-Only modes.

• Self-Diagnostic Protection: Built-in system error detection prevents voltage damage and system overheating.

• Technician Retrofit: Ideal for technical upgrades and retrofit solutions on older split and cassette air conditioning systems.

Installation & Technician Notes

• Professional Installation Required: Installation must be performed by a qualified HVAC technician.

• Pre-Purchase Verification: Ensure the target system is a non-inverter split or cassette air conditioner prior to ordering.

• Wiring Setup: Features clearly labeled terminal connections; refer to the included wiring diagram to correctly align relay outputs, fan speeds, and sensor harnesses.

Package Includes

• 1 x Main Control PCB QD-U30A

• 1 x Multi-Function Wireless Remote Control

• 1 x Room & Pipe Temperature Sensor Set

• 1 x Complete Wiring Harness

• 1 x Detailed Installation Diagram & User Manual

Important Buyer Verification Notes

Notice for Buyers & Technicians: Before ordering, confirm that your air conditioner is a standard non-inverter split or cassette unit. Verify that terminal layouts and control relay requirements align with universal installation standards.

Why Buy From Al Ramiz

• Genuine Quality Parts: Dependable, factory-tested HVAC spare parts and control boards.

• UAE Stock & Local Inventory: Fast processing and local dispatch across the UAE.

• Technical Product Support: Assistance with component selection and product verification.

• Competitive Pricing: Cost-effective solutions for contractors and service technicians.

Frequently Asked Questions (FAQs)

Is the Universal PC Board QD-U30A compatible with ceiling cassette AC units?

Yes, it is fully compatible with non-inverter ceiling cassette air conditioners as well as standard split AC units.

Can I use the QD-U30A board for inverter air conditioners?

No, this control board is strictly designed for non-inverter split and cassette air conditioners only.

What happens to the AC settings during a power outage?

The built-in Auto Restart feature automatically restores your previous cooling settings once power returns.

Is the QD-U30A easy for technicians to install?

Yes, it features clearly labeled terminal connections and an included wiring diagram for quick technician setup.