Key Features & Performance Highlights
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World-Class Efficiency: Part of LG’s line-up known for achieving some of the highest efficiency ratings in non-variable speed rotary compressors (EER 11.0 / COP 3.22 under 60Hz test condition).
Optimal for Small AC Units: Specifically rated and optimized for small room air conditioners, window units, and other compact cooling appliances.5
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Low Noise and Vibration: Engineered with precision manufacturing to deliver extremely quiet operation, enhancing end-user comfort.
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High Reliability: Built with robust materials and design for long-term operational stability and minimal maintenance needs.
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Wide Line-up Capability: Represents LG’s extensive range, assuring tested and trusted performance for various discharge capacity requirements.
Technical Specifications
| Parameter | 50Hz Specification | 60Hz Test Data (Reference) | Unit |
| Model No. | QK164 | QK164C | – |
| Refrigerant | R22 | R22 | – |
| Application | Small Room AC | Small Room AC | – |
| Power Source | 1PH, 220V, 50Hz | 1PH, 115V, 60Hz | – |
| Cooling Capacity | Not Specified | 3399 | Watts |
| Cooling Capacity | Not Specified | 11600 | Btu/hr |
| Motor Input | Not Specified | 1055 | Watts |
| EER (Reference) | Not Specified | 11.0 | Btu/W.hr |
| COP (Reference) | Not Specified | 3.22 | W/W |
| Oil Charge | Not Specified | 280 | cc |
Note: The core performance data provided (Capacity, EER, COP) is based on the 115V, 60Hz test condition. Performance at 220V, 50Hz will vary slightly. Contact us for specific 50Hz rating data.
Why Buy from Al Faisal A/C Spare Parts?
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Genuine LG Components: We supply authentic LG compressors, guaranteeing the advertised efficiency and reliability.
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Specialized Knowledge: Our team can assist with cross-referencing and ensuring the QK164 is the perfect fit for your small AC unit application.
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Competitive Pricing: Benefit from our streamlined supply chain for cost-effective procurement of high-quality components.
Frequently Asked Questions (FAQ)
| Question | Answer |
| Why is the 60Hz data listed? | The 60Hz data (115V) is commonly used as a reference to demonstrate the model’s high efficiency. For the target 50Hz system, performance will be similar but at slightly different capacities and power inputs. |
| What is the key benefit of a Rotary compressor? | Rotary compressors are excellent for achieving high efficiency and cooling capacity in a compact size, while simultaneously maintaining low noise and vibration, ideal for residential air conditioning. |
| Is the QK164 suitable for refrigerators? | No. This model is designed for Small Room Air Conditioners (AC), which are High Back Pressure (HBP) applications. It is not designed for Low or Medium Back Pressure (LBP/MBP) refrigeration use. |
| What does ‘1 phase, 220V’ mean? | This indicates the unit requires standard single-phase electrical power with a nominal voltage of 220 Volts, typical for most residential and light commercial wall sockets. |









