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The refrigerator compressor is the heart of the refrigeration system, as it is the motor that pumps the refrigerant throughout the system to facilitate the cooling process. There are a number of refrigerator compressor types, each with its own set of pros and cons.
The specifications of refrigerator compressors are listed according to types to meet different market demands.
Power
The power values of refrigerator compressors vary from small to large. Small refrigerator compressors with around 1/12 to 1/8 of a horsepower are suitable for home refrigerators. Mid-size compressors for commercial refrigerators usually range from 1/4 to 1/2 horsepower. Freezer compressor sales often include models with a higher power output, which is usually from 3/8 to 3/4 horsepower. Larger refrigerator compressors are more suitable for industrial use. They can range anywhere from 1 horsepower up to several horsepower.
Noise
The noise level a compressor produces when it's working is measured in decibels (dB). It is crucial to keep refrigerators quiet since many are placed in living spaces. Small fridge compressors typically make 32 to 47 dB. Some mini-fridges can go as low as 30 dB. Normal conversation is around 60 dB. Commercial refrigerator compressors tend to be a little louder but are still within an acceptable range. Their noise level is about 48 to 52 dB.
Commercial fridge compressors are a bit louder because they have to maintain lower temperatures, especially when outside air temperatures are high. The noise fridge compressors make can vary models and makes. It is always good to check the product specifications before purchasing.
Physical dimensions
Refrigerator compressors have different physical dimensions as indicated in the product specifications of for sale refrigerators with compressors. They usually have a cylinder-like shape with the following dimensions:
The compressor is mounted on rubber feet or springs to reduce vibration. Some fridge compressors have external fan motors attached to them. The external motor fans are usually circular, measuring around 30 to 40 cm (12 to 16 in) in diameter.
Refrigerant
Refrigerators use refrigerants to absorb heat from the surroundings and cool them down. A refrigerator compressor works with the same refrigerant. Common types of refrigerant used include R-134a, R-600a, and R-1234ze.
Some refrigerator compressor parts need constant maintenance to ensure they last long and work perfectly. Here are a couple of things maintenance tips on refrigerator compressors and some of their common parts.
Condenser Coils
The condenser coils release heat from the refrigerant by allowing it to cool down. Coils can be found on the back of upright fridges and ventilated on the bottom or side of the fridge. They are mostly found at the bottom or back of the fridge. Dust and debris can easily gather around them, making it difficult for the warm air to leave the refrigerant. Check the fridge manual guide to see when the coils should be cleaned.
To clean the condenser coils, gently pull out the fridge and tilt it forward. Use a vacuum with a brush attachment to get rid of all dirt, dust, and debris. Finish by pushing the fridge back into place.
Compressor Fan Motor
Fan motors help the condenser coils blow out heat and cool the refrigerant. Like the coils, fan motors also get stuck with dust and debris. The fridge should be unplugged, and a hairdryer or can of compressed air should be used to blow away dust and debris. If the motor is exposed, gently wipe away dust with a clean microfiber cloth.
The main job of a refrigerator compressor is to drive the refrigeration cycle. This cycle is the same for all refrigerors, which have distinct applications.
Food Refrigeration
Supermarket refrigerators rely on their compressors to keep perishable food fresh. As groceries must be both edible and sellable, refrigerators must maintain precise temperature levels. Supermarket fridges also house ice creams and drinks like sodas and beers, which need lower temperatures to stay solid and be refreshing.
Transport Refrigeration
Truck refrigerator compressors play a vital role in maintaining the cold chain. They're crucial for ensuring that perishable goods, such as fresh produce, dairy products, and pharmaceuticals, arrive at their destinations in optimal condition.
Air Conditioning
Compressor fridge machines can also be used to cool rooms. Refrigerators and air conditioners use the same principle to achieve temperature control through the same cycle. Some households may place a small fridge inside a room exposed to sunlight, which can be an inexpensive alternative to air coolers.
Commercial Refrigeration
Compressors are pivotal in large-scale refrigeration systems used in commercial settings. Supermarkets often employ these units to produce and maintain walk-in freezers, cooling chambers, and display cases. The strength of refrigerator compressors for commercial use is superior to that of residential models.
Industrial Refrigeration
Heavy-duty refrigerator compressors are used in industrial settings to produce colossal quantities of ice. Refrigerators work by removing heat from water and freezing it. After the ice is formed, an ice breaker melts the frozen water, and the cold water is then stored in large tanks.
Vacuum Refrigeration
Vacuum refrigerators are commonly employed in the food industry, particularly for freeze-drying processes. These refrigerators operate by maintaining a vacuum environment to facilitate the sublimation of water from food products, thereby preserving their texture, flavor, and nutritional content.
Consider business needs:
When deciding which types of compressor fridge to choose for businesses, it's essential to consider the business's needs. The vendors should think carefully about the application and the type of refrigerant to see if a specific kind of fridge compressor would be more suitable for the intended use.
Performance:
The performance of a refrigerator compressor can affect the fridge's energy consumption and cooling efficiency. Shopping fridge compressor wholesale means vendors can sell more fridges with refrigerant compressors that perform well, which are periphery to the fridge's power settings and capacity.
Warranty and support:
Choose the compressor warranty period and verify that the manufacturer provides adequate technical support. A longer warranty period indicates the manufacturer's confidence in the product. Many refrigerators rely on compressor refrigerators to make them work, so it's worthwhile learning about the warranty on the product.
Cost-effectiveness:
When purchasing refrigerator compressor sales in bulk, it's crucial to consider the cost-effectiveness of the models chosen. Compare the price, performance, energy efficiency, and warranty. Select the compressor that provides an optimal balance of performance and cost to ensure long-term value for investment.
Customer reviews:
Before deciding, it's a good idea to look at reviews from other customers who've used the compressor models under consideration. Their experiences and comments provide valuable insights into the actual performance, reliability, and durability of the compressors.
Q1: Does a refrigerator need a compressor?
A1: Yes, a fridge requires a compressor. The role of a fridge compressor is to maintain the refrigerant's pressure, promote its circulation within the fridge system so that it can perform their cooling duty, and consequently enable the fridge to function.
Q2: What's the lifespan of a fridge compressor?
A2: The lifespan of a refrigerator compressor is contingent upon factors like usage patterns, build quality, maintenance, and operating conditions. Nonetheless, under optimal conditions and proper care, a good-quality compressor can have a lifespan ranging from 10 to 20 years.
Q3: Can a fridge work without a compressor?
A3: No, a refrigerator cannot function without a compressor. The compressor is often regarded as the heart of the fridge, playing an indispensable role in circulating the refrigerant and maintaining the cooling process.
Q4: Can a refrigerator compressor be repaired?
A4: In most cases, a refrigerator compressor cannot be repaired. If the motor of the compressor were to break down, it could be dismantled and the motor replaced. However, compressor manufacturers often prefer to build them as sealed units. Hence, it is better to replace the damaged compressor with a new one.