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Qd-U05pg Air Conditioner Control Board for Refrigeration Heating

Qd-U05pg Air Conditioner Control Board for Refrigeration Heating

The air conditioner control board is the control center of the air conditioner. It is used to collect signals from remote controls or sensors, and after processing, send commands to components such as compressors, fan motors, etc. to make them operate in an appropriate manner.

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Product Introduction

We are providing advanced technology and high-quality services to the Chinese and international markets with a new look, and continue to make our own contributions to the electronic contract manufacturing, AC motor speed controller, built-in oven control board industry. We hope to work hand in hand with qualified and reputable business partners to build a value chain of integrity. The long-term and close cooperation between enterprises helps to reduce risks and transaction costs. The company has a complete production management and quality control system, and has always been committed to the research and development of new products and the continuous improvement of customer service quality. In order to cater to the increasing demands and trends of the market, we have established a complete production line and inspection system.

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Air conditioner control board


The air conditioner control board is the control center of the air conditioner. It is used to collect signals from remote controls or sensors, and after processing, send commands to components such as compressors, fan motors, etc. to make them operate in an appropriate manner.

The air conditioning control board has four working states: high wind speed, medium wind speed, low wind speed and automatic wind speed. And has a large-screen LCD display power-off data memory function.

Air conditioner control board features


1. Quiet and energy saving

2. Multiple air outlets can be set

3. It is convenient to introduce outdoor fresh air and improve indoor air quality

4. Power-off data memory function

5. Fast cooling and heating

6. The noise is very small, can be less than 40~50dB. The noise of the window air conditioner is about 60dB.

7. High, medium and low wind speed, automatic four working conditions

8. With clock, remote control, blue backlight

9. Time can be set according to customer needs

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Air conditioning control board composition


The air conditioner control board consists of 4 parts, the power circuit, the three components of the CPU, the input part circuit and the output part load. The output part load has the following 5 parts, indicator light, buzzer, stepper motor, indoor fan and relay.

3 main relays:

1. Compressor relay:

Controls the running and stopping of the compressor. In cooling mode, the compressor is controlled by 3min continuous circuit protection, evaporator low temperature protection, voltage detection, overcurrent protection and other circuits. In heating mode, the compressor has 3min continuous circuit protection, evaporator over-temperature protection, voltage detection, over-current protection and other circuit controls.

2. Outdoor fan coil relay:

Controls the running and stopping of the outdoor fan, and the protection circuit is the same as the compressor.

3. Four-way valve coil relay:

Control the operation and stop of the four-way valve coil. In cooling mode, no power supply, stop working.

Air conditioning control boards are suitable for air conditioners in many places, such as common shopping malls, restaurants, households and other places use our control boards, we support OEM and customized services.


We adhere to the quality policy of "continuous improvement and sustainable management" to provide customers in the Qd-U05pg Air Conditioner Control Board for Refrigeration Heating industry with better quality, faster and more valuable services. We establish the corporate culture of people-oriented, and everyone loves their jobs and is dedicated to their work. The company will work hard with the goal of quality first and credit first.

Hot Tags: air conditioner control board, China, factory, customized, professional, fire alarm control unit, ems manufacturing, EMS contract manufacturing services, pcb electronic assembly, oven control panel, House alarm controller

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