Description
Product Overview
The Universal PC Board QD82+ is a high-performance replacement inverter PCB designed to restore malfunctioning split air conditioning units. Engineered by Qunda, this board provides a universal repair solution for residential and commercial 12,000 BTU capacity split systems. It provides accurate thermal management, energy efficiency, and wide multi-brand compatibility for professional HVAC repair and system upgrades.
Technical Specifications
| Specification | Details |
| Brand | Qunda |
| Model | QD82+ (QD-82+) |
| Product Type | Universal Inverter AC Control Board PCB |
| Supported System Capacity | 12,000 BTU |
| Compressor Compatibility | DC Inverter & AC Inverter Compressors |
| Indoor Fan Motor Compatibility | DC / PG Motors |
| Outdoor Fan Motor Compatibility | DC / AC Motors |
| Refrigerant Valve Control | Electronic Expansion Valve (EEV) Supported |
| System Application | Split Inverter Air Conditioners |
| Product Condition | New / Universal Replacement |
Key Features
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12K BTU Capacity: Specifically rated to support 12,000 BTU split inverter cooling systems.
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Dual Compressor Support: Capable of driving both DC inverter and AC inverter compressors efficiently.
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Advanced Fan Motor Drive: Controls outdoor DC/AC motors and indoor DC/PG fan motors for smooth, low-noise airflow.
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EEV Refrigerant Regulation: Integrated drive circuits for Electronic Expansion Valves (EEV) ensure precise temperature regulation.
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Energy-Efficient Operation: Intelligent power management optimizes current consumption to lower operating costs.
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Universal Compatibility: Designed as a flexible, drop-in replacement across major inverter split AC brands.
System Compatibility
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Compatible AC Types: Ductless Split Inverter Air Conditioners, Wall-Mounted Inverter Units.
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Compatible Compressor Types: Variable-frequency DC Inverter and AC Inverter compressors.
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Compatible Fan Motors: Indoor PG (Pulse Generator) / DC motors and Outdoor AC / DC fan motors.
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Brand Compatibility: Universal application across various OEM inverter split system brands.
Applications & Functions
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AC System Repair: Direct replacement for shorted, burned, or faulty OEM inverter control modules.
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Compressor & Fan Control: Regulates variable-speed compressor frequency and fan velocity for optimal heat exchange.
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EEV Management: Adjusts refrigerant flow in real-time according to cooling demand.
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System Protection: Safeguards connected components against over-current and thermal overloading.
Installation & Technician Notes
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Professional Installation Required: Installation must be performed by a qualified HVAC technician.
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Pre-Purchase Verification: Technicians must verify system capacity (12K BTU) and fan motor type prior to installation.
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Wiring Setup: Follow the provided wiring diagram strictly to align compressor, fan, and sensor harness connections correctly.
Package Includes
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1 x Main Universal Inverter PCB Board (QD82+)
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1 x Indoor & Outdoor Temperature Sensor Set
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1 x Complete Wiring Harness Set
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1 x Wireless Remote Control (variant dependent)
Important Buyer Verification Notes
Notice for Buyers & Technicians: Before ordering, confirm that your existing system is a 12,000 BTU unit and that motor connections match DC/PG or DC/AC specifications. Verify that control signals align with standard universal wiring layouts.
Why Buy From Al Ramiz
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Genuine Quality Parts: Dependable, factory-tested HVAC spare parts and control boards.
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UAE Stock & Local Inventory: Fast processing and local dispatch across the UAE.
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Technical Product Support: Assistance with component selection and product verification.
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Competitive Pricing: Cost-effective solutions for contractors and service technicians.
Frequently Asked Questions (FAQs)
What AC capacity is compatible with the Qunda QD82+?
The QD82+ is designed specifically for 12,000 BTU split inverter air conditioners.
Can the QD82+ PCB control Electronic Expansion Valves (EEV)?
Yes, it features integrated control circuitry for systems equipped with Electronic Expansion Valves.
Does this board work with both DC and AC inverter compressors?
Yes, the board features dual compressor compatibility to drive both DC and AC inverter compressor types.
Which fan motors can be connected to the QD82+?
It supports indoor DC and PG fan motors as well as outdoor DC and AC fan motors.
Is this board a direct replacement for OEM control boards?
Yes, it is engineered as a universal retrofit PCB to replace damaged OEM inverter boards across multiple brands.
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