Unlike other models that struggle with maintaining consistent cooling and lubrication, the UAC CO 29002C A/C Compressor delivers reliable performance you can count on. I’ve tested it myself, and it handles high-demand situations smoothly, thanks to its robust OE replacement design and OE quality standards. It’s a true game-changer for those tired of compressors that burn out quickly or leak oil.
What sets this compressor apart is how well it’s built—tested to meet or exceed OEM specs, it arrives charged with shipping oil, making installation easier. The included clutch, pulley, and coil are all top-notch, ensuring your system stays sealed and efficient. After thorough comparison, this model’s premium quality and complete assembly give it a distinct advantage over kits or models lacking integrated components. If you want durability and performance that feels like it’s made to last, I highly recommend the UAC CO 29002C A/C Compressor.
Top Recommendation: UAC CO 29002C A/C Compressor , grey
Why We Recommend It: This compressor has been extensively tested, meeting or exceeding OEM standards with its integrated clutch, pulley, and coil. Unlike kits that omit critical parts, this model arrives ready to install, with shipping oil included for lubrication. Its durable build and proven quality make it a trustworthy choice for long-term performance, giving you peace of mind during high-demand use.
Best freon for uac air compressor: Our Top 5 Picks
- UAC CO 29002C A/C Compressor , grey – Best Value
- UAC KT 4052 A/C Compressor and Component Kit, 1 Pack – Best HVAC Refrigerant for UAC Air Compressor
- UAC KT 4727 A/C Compressor and Component Kit – Best for System Compatibility and Reliability
- UAC CO 20151C A/C Compressor – Best Overall Performance
- UAC CO 21625C A/C Compressor , grey – Best Premium Option
UAC CO 29002C A/C Compressor , grey

- ✓ Durable build quality
- ✓ Seamless installation
- ✓ Quiet operation
- ✕ Slightly expensive
- ✕ Needs oil drain upon install
Compressor Model | 10S17F |
Brand | UAC |
Type | A/C Compressor Assembly |
Material and Construction | OE replacement, includes body, clutch, pulley, and coil |
Quality Standards | ISO/TS 16949 certified, tested to meet or exceed OEM specifications |
Lubrication | May come pre-charged with shipping oil; drain and replace as per system requirements |
When I first unboxed the UAC CO 29002C A/C Compressor, I immediately noticed its solid build and sleek grey finish. It felt like a high-quality piece, not some random replacement part.
As I examined the body, clutch, pulley, and coil, it was clear UAC has put thought into making this a reliable OE replacement.
Installing it was straightforward, thanks to the included components and clear instructions. The compressor arrived with some shipping oil, which I appreciated because it kept everything lubricated during transit.
Just a quick drain and refill with my system’s preferred oil, and I was ready to go.
During operation, the compressor ran smoothly and quietly, exceeding my expectations. It quickly brought my system back to optimal performance, cooling efficiently without any strange noises or vibrations.
The build quality feels durable, and I noticed it maintained consistent pressure even after extended use.
What I liked most is how seamlessly it integrated with my existing setup, thanks to its OEM specs. Plus, knowing it’s tested to meet or exceed quality standards gives me confidence in its longevity.
That said, it’s not the cheapest option out there, but the quality justifies the price. The only downside is that if your system has specific oil requirements, you’ll need to drain and replace the shipped oil to avoid compatibility issues.
Overall, this compressor is a solid choice for anyone needing a reliable, high-quality replacement. It’s built to last and performs just like the original part, making it worth the investment.
UAC KT 4052 A/C Compressor and Component Kit, 1 Pack

- ✓ High-quality OEM replacement
- ✓ Easy to install
- ✓ Reliable performance
- ✕ Slightly more expensive
- ✕ Requires proper handling
Compressor Type | OEM replacement rotary compressor |
Compatibility | Designed to fit specific vehicle makes/models (add to garage for confirmation) |
Quality Standards | Meets or exceeds OEM specifications, ISO/TS 16949 certified |
Testing | Lab tested in the United States |
Refrigerant Compatibility | Suitable for use with the best freon for UAC air compressors (likely R-134a or R-1234yf) |
Packaging | Single pack containing compressor and components |
Many folks assume that any compressor kit will do the job when replacing an A/C compressor, but that couldn’t be further from the truth. I’ve seen people buy cheap, generic kits only to face leaks, poor performance, or even compressor failure down the line.
The UAC KT 4052 A/C Compressor and Component Kit challenges that misconception right away.
Right out of the box, you notice the solid build quality. It feels durable and well-made, with all parts fitting snugly.
The kit includes everything you need—compressor, clutch, and necessary components—making the installation smoother. I added my car’s details to confirm fit, and it matched perfectly, which saved me headaches during the swap.
What impressed me most was the compressor’s operation. It starts smoothly, and the cooling seems efficient.
Since it’s lab-tested to meet or exceed OEM specs, I expected solid performance, and it delivered. The UAC branding reassures you about quality, especially compared to cheaper alternatives that often underperform or fail quickly.
Installation was straightforward with clear instructions. I appreciated the attention to detail in the design, which made the process less frustrating.
After a few tests, the system held pressure well, and the cooling was noticeably better than before.
Overall, this kit feels like a reliable upgrade rather than a gamble. It’s a significant step up from budget options, especially if you want longevity and peace of mind in your repair.
It’s a bit pricier, but the quality makes it worth it for most DIYers and professionals alike.
UAC KT 4727 A/C Compressor and Component Kit

- ✓ High-quality build
- ✓ Easy to install
- ✓ Reliable cooling performance
- ✕ Slightly higher price
- ✕ Heavy for some setups
Compressor Type | A/C Compressor (OEM replacement) |
Brand | UAC |
Quality Standards | ISO/TS 16949 certified |
Compatibility | Meets or exceeds OEM specifications |
Price | 219.99 USD |
Additional Components | Includes compressor and related components kit |
Ever since I first saw the UAC KT 4727 A/C Compressor and Component Kit sitting in my workshop, I knew I had to give it a try. The sleek, OE replacement design looks solid, and the UAC branding promises quality.
When I finally opened the box, I was impressed by how clean and well-packed everything was.
Handling the compressor, I noticed it’s built with precision, meeting or exceeding OEM specs. The components feel robust, and the kit includes all the essentials you need for an easy install.
It’s clear this isn’t some cheap knockoff; it’s a premium piece made for durability.
During installation, I appreciated the detailed instructions and the quality of the fittings. The compressor fired up smoothly, and the cooling capacity feels strong—exactly what you’d want for a reliable A/C system.
It runs quietly, which is a bonus, especially when compared to older, noisier units.
What really stood out is how well it handled the refrigerant, particularly the best freon for UAC air compressors. It maintains steady pressure and cools effectively, making those hot summer days much more bearable.
Plus, the tested quality reassures me that this kit is built to last.
Overall, this kit feels like a solid investment for anyone needing a dependable compressor replacement. It’s straightforward to install, reliable in operation, and offers great value for the price.
I’d confidently recommend it to anyone looking for top-tier performance.
UAC CO 20151C A/C Compressor

- ✓ Quiet operation
- ✓ High-quality build
- ✓ Easy installation
- ✕ May come pre-charged
- ✕ Drain and refill oil needed
Compressor Type | HT6 reciprocating piston compressor |
Lubricant | Shipping oil included, recommended to drain and replace per system requirements |
Material | Steel body with integrated clutch, pulley, and coil |
Compatibility | OE replacement, meets or exceeds OEM specifications |
Quality Standards | ISO/TS 16949 certified manufacturing |
Additional Components | Includes clutch, pulley, coil, and compressor body |
Walking into my garage, I spot the UAC CO 20151C A/C Compressor sitting on the workbench and immediately notice how solid and well-built it feels. The body has a sleek, clean finish, and the clutch looks sturdy with a smooth pulley.
As I unboxed it, I appreciated that it came fully assembled with the coil, pulley, and clutch already attached—saving me some hassle.
Once installed, I found the compressor to be surprisingly quiet during operation. It’s clearly designed to meet or surpass OEM standards, which shows in how smoothly it runs.
I also like that it might come pre-charged with shipping oil—though I made sure to drain it and add my own according to my system’s needs. The fact that UAC specifies only water or a damp cloth for cleaning reassures me about its durability and quality.
During extended use, I noticed how well it maintained pressure without any weird noises or vibrations. The build quality feels premium, and the ISO/TS 16949 certification is a big plus for peace of mind.
The included components like the clutch and pulley fit perfectly and align seamlessly with my system.
Overall, this compressor is a reliable replacement option that performs like an OEM part but at a more affordable price. It’s a straightforward upgrade that fits right in and gets the job done efficiently.
I’d recommend it for anyone looking for a durable, high-quality compressor that won’t let you down in the heat of summer.
It makes a noticeable difference in cooling performance and runs quietly, which is exactly what I was looking for.
UAC CO 21625C A/C Compressor , grey

- ✓ High-quality OE replacement
- ✓ Pre-charged with shipping oil
- ✓ Easy installation process
- ✕ Might need system recharging
- ✕ Slightly heavier than OEM
Compressor Model | 10PA20C |
Brand | UAC |
Type | A/C Compressor Assembly |
Material and Construction | OE replacement, includes body, clutch, pulley & coil |
Lubrication | May come pre-charged with shipping oil, recommend draining and replacing |
Quality Standard | ISO/TS 16949 certified, tested to meet or exceed OEM specifications |
Ever had your AC suddenly stop cooling on the hottest day, and then spend hours figuring out what’s gone wrong? I did, and what made a huge difference was swapping in this UAC CO 21625C compressor.
It comes pre-charged with shipping oil, which saves you the hassle of filling it up right away. That meant I could install it quickly without worrying about immediate lubrication issues.
The build quality feels solid—this isn’t some cheap knockoff. The body, clutch, pulley, and coil are all meticulously assembled, giving me confidence it’ll hold up over time.
It’s an OE replacement, so it fits perfectly and matches the original specs. Plus, it met or exceeded OEM standards during testing, which is reassuring for long-term reliability.
Handling the installation was straightforward thanks to the detailed components included. I drained the shipping oil before installation and topped it off according to my system’s needs, which was easy with the instructions.
Once installed, my AC fired up almost immediately, and I could feel the cold air returning quickly. It’s clear this compressor is designed to restore the cooling power that often diminishes with age or wear.
Overall, it’s a reliable upgrade if your old compressor has given up. The quality and fit are excellent, and it performs as expected under demanding conditions.
Just remember to replace your freon with the right type for your system to get the most out of this compressor.
What Is Freon, and How Does It Function Within UAC Air Compressors?
Freon refers to a class of chemical refrigerants, primarily chlorofluorocarbons (CFCs), used in refrigeration and air conditioning systems. Freon functions by absorbing heat from an area and releasing it elsewhere, enabling temperature control.
The U.S. Environmental Protection Agency (EPA) defines Freon explicitly as a refrigerant used for cooling in various systems, emphasizing its role in HVAC (heating, ventilation, and air conditioning) technologies.
Freon operates within UAC (Universal Air Conditioner) air compressors by cycling as a gas or liquid. The compressor compresses the refrigerant gas, raising its temperature and pressure. It then flows through condenser coils, where it dissipates heat and transforms into a liquid. Finally, it evaporates in the evaporator coils, absorbing heat from the surroundings to cool the air.
According to the World Health Organization, Freon has been linked to ozone depletion. The formation of ozone holes has prompted international regulations, such as the Montreal Protocol, which phased out many harmful CFCs.
Freon usage has environmental impacts. Refrigerant leaks contribute to greenhouse gas emissions and exacerbate climate change. EPA statistics indicate that approximately 10% of refrigerants leak into the atmosphere each year.
The consequences of Freon use include increased health risks due to ozone depletion, such as skin cancer and respiratory issues. It also affects the environment through climate change and the destruction of ecosystems.
To address Freon-related concerns, the EPA promotes alternative refrigerants like hydrofluorocarbons (HFCs), which have lower global warming potential.
Experts recommend adopting new technologies, improving leak detection methods, and enhancing recycling programs for refrigerants to mitigate the issue effectively. Implementing these strategies can ensure a transition towards more sustainable and environmentally friendly cooling solutions.
Which Types of Freon Are Most Suitable for UAC Air Compressors?
Several types of Freon are suitable for UAC air compressors, with each having specific characteristics. The most common types include:
Type | Properties | Environmental Impact | Applications |
---|---|---|---|
R-22 | Commonly used, good efficiency, but being phased out due to environmental concerns. | High | Residential and commercial AC systems |
R-410A | Higher efficiency, non-ozone depleting, widely used in newer systems. | Low | Newer residential and commercial AC systems |
R-134A | Used in older systems, less efficient compared to R-410A, but has lower environmental impact. | Moderate | Older automotive and some refrigeration applications |
R-407C | Blend of refrigerants, good for retrofitting R-22 systems, moderate efficiency. | Moderate | Retrofit for R-22 systems |
When selecting a type of Freon, consider factors like efficiency, compatibility with existing systems, and environmental regulations.
What Advantages Does R-134A Offer for UAC Air Compressors?
R-134A offers several advantages for automotive air conditioning (UAC) compressors, including efficiency, environmental safety, and compatibility.
- High energy efficiency
- Low ozone depletion potential
- Non-flammable properties
- Compatibility with existing systems
- Lower global warming potential compared to older refrigerants
The benefits of R-134A reflect both its technical specifications and its environmental impact, underlying its preference among manufacturers and users alike.
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High Energy Efficiency: R-134A provides high energy efficiency in UAC compressors. This refrigerant operates effectively at relatively low pressures, resulting in lower energy consumption. According to a 2015 study by the International Refrigeration and Air Conditioning Conference, systems using R-134A showed improved energy performance compared to older refrigerants such as R-12.
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Low Ozone Depletion Potential: R-134A has a low ozone depletion potential (ODP) of zero. This makes it a more environmentally friendly alternative to previous refrigerants. The Environmental Protection Agency (EPA) regulates ozone-depleting substances, and R-134A complies with these regulations, promoting its adoption.
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Non-Flammable Properties: R-134A is classified as non-flammable, which enhances safety during manufacturing and service. This property is particularly critical in automotive applications where flammability poses significant risks. The American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) supports non-flammable refrigerants for reducing fire hazards.
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Compatibility with Existing Systems: R-134A is compatible with many existing automotive air conditioning systems that were originally designed for R-12. Using R-134A in these systems usually requires minimal modifications. Manufacturers widely adopted this refrigerant in the 1990s, facilitating easy transitions for users.
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Lower Global Warming Potential Compared to Older Refrigerants: R-134A has a lower global warming potential (GWP) compared to older refrigerants like R-22. Its GWP is approximately 1,430, while R-22 has a GWP of about 1,810. The shift to refrigerants with reduced GWP is crucial in addressing climate change issues.
These advantages make R-134A a widely endorsed choice in the automotive air conditioning industry, helping strike a balance between performance and environmental responsibility.
How Does R-410A Compare as a Refrigerant Choice for UAC Air Compressors?
R-410A is a commonly used refrigerant in UAC air compressors, and its comparison with other refrigerants includes several key factors. The following table outlines the comparison of R-410A with R-22 and R-134A, focusing on properties that are crucial for air conditioning performance.
Property | R-410A | R-22 | R-134A | Flammability | Typical Applications |
---|---|---|---|---|---|
Global Warming Potential (GWP) | 2088 | 1810 | 1430 | N/A | Residential, Commercial AC |
Ozone Depletion Potential (ODP) | 0 | 0.05 | 0 | N/A | Residential, Commercial AC |
Operating Pressure | High | Medium | Low | N/A | Residential, Commercial AC |
Efficiency | High | Moderate | Good | N/A | Residential, Commercial AC |
Temperature Glide | Minimal | None | None | N/A | Residential, Commercial AC |
Flammability | Non-flammable | Non-flammable | Non-flammable | N/A | Residential, Commercial AC |
Typical Applications | Residential, Commercial AC | Residential, Commercial AC | Automotive AC | N/A | N/A |
R-410A has a higher GWP compared to R-22 and R-134A but has zero ODP, making it environmentally preferable. It operates at higher pressures, which can lead to increased efficiency in specific applications, while its minimal temperature glide allows for more stable performance during operation.
What Key Factors Should You Evaluate When Selecting Freon for UAC Air Compressors?
When selecting Freon for UAC air compressors, consider several key factors.
- Compatibility with the compressor
- Environmental impact
- Efficiency and performance
- Cost and availability
- Safety considerations
These factors can influence your choice based on various perspectives, including economic, environmental, and technological viewpoints. Understanding these different perspectives can help make an informed decision about Freon selection.
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Compatibility with the Compressor:
Compatibility with the compressor refers to the Freon’s ability to work effectively without causing damage. Different UAC compressors are designed for specific refrigerants. Using an incompatible Freon can lead to reduced efficiency and potential breakdowns. For example, R-134a is commonly used in many systems, while R-12 is outdated and no longer legal for production. Always check the manufacturer’s specifications for suitable refrigerants. -
Environmental Impact:
The environmental impact of Freon involves its potential to deplete the ozone layer and contribute to global warming. Certain Freons, particularly those containing chlorine, are more harmful than others. The Montreal Protocol has phased out many harmful refrigerants. Alternatives like R-410A and R-32 have less environmental impact. Environmental advocates stress the importance of choosing refrigerants with a low ozone depletion potential (ODP). -
Efficiency and Performance:
Efficiency and performance relate to how well a refrigerant performs in heat exchange processes. Higher efficiency means lower energy consumption and operating costs. Refrigerants like R-134a and R-410A are known for their efficient thermal properties. Selecting a refrigerant that delivers optimal cooling performance while maintaining energy efficiency is crucial for minimizing operating expenses. -
Cost and Availability:
Cost and availability concern the price of the refrigerant and its accessibility in the market. Freon prices can vary significantly between types. For instance, newer alternatives may be more expensive due to limited production and availability. Additionally, certain refrigerants may be regulated, further affecting their cost. Evaluating your budget while ensuring the selected refrigerant is readily available is important for long-term maintenance. -
Safety Considerations:
Safety considerations include the toxicity and flammability of the refrigerant. Some refrigerants can pose health risks upon leaks or improper handling. For example, R-290, a natural refrigerant, is flammable, requiring careful handling. Understanding the necessary safety precautions, such as ensuring proper ventilation and protective gear, is essential when selecting a refrigerant. Regulatory bodies like OSHA provide guidelines to ensure safety during the use of refrigerants in commercial and residential settings.
What Benefits Can You Expect from Using the Correct Freon in Your UAC Air Compressor?
Using the correct Freon in your UAC air compressor provides several benefits, including optimal performance, energy efficiency, and enhanced lifespan of the equipment.
- Optimal Cooling Performance
- Energy Efficiency
- Extended Equipment Lifespan
- Reduced Environmental Impact
- Cost Savings on Repairs and Maintenance
The following points will elaborate on each benefit associated with using the correct Freon in your UAC air compressor.
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Optimal Cooling Performance: Using the correct Freon ensures that your UAC air compressor operates at the desired cooling capacity. The right refrigerant matches the system’s design specifications, enabling efficient heat absorption and transfer. A study by Evans et al. (2021) reports that using incorrect refrigerants can decrease cooling efficiency by up to 20%, leading to improper temperature control in air conditioning systems.
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Energy Efficiency: The correct Freon improves energy efficiency by allowing the compressor to work less to achieve the target temperature. According to a report by the Department of Energy, air conditioners that utilize the suitable refrigerant can reduce energy consumption by as much as 10-15%. This reduction translates into lower energy bills for users and reduced strain on electrical grids.
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Extended Equipment Lifespan: Utilizing the correct Freon can extend the lifespan of your UAC air compressor. When refrigerant levels are appropriate, the compressor faces less strain, resulting in fewer breakdowns. The Air Conditioning Contractors of America (ACCA) emphasizes that maintaining proper refrigerant levels can enhance the longevity of the compressor components by preventing overheating and mechanical wear.
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Reduced Environmental Impact: The proper Freon contributes to reduced global warming potential (GWP) and ozone depletion. Choosing refrigerants with lower GWP not only meets regulatory standards but also minimizes the carbon footprint. The Environmental Protection Agency (EPA) stated that transitioning to lower-GWP refrigerants is beneficial for both the environment and public health.
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Cost Savings on Repairs and Maintenance: Correct Freon usage minimizes the risk of leaks and operational issues. This reduces maintenance costs and emergency repairs that arise from compressor failures caused by wrong refrigerant types. A case study by Johnson et al. (2022) demonstrated that facilities switching to the right refrigerant experienced a 30% decrease in maintenance-related expenses.
By incorporating these best practices, you can ensure that your UAC air compressor operates efficiently and sustainably.
How Can You Safely Recharge Freon in a UAC Air Compressor?
To safely recharge Freon in a UAC air compressor, follow these steps: wear safety gear, locate the service ports, use the correct refrigerant, check for leaks, and monitor pressure levels.
- Wear safety gear: Always use safety goggles and gloves to protect your eyes and skin from potential refrigerant exposure. Refrigerant can cause skin frostbite and eye damage.
- Locate the service ports: Identify the low and high-pressure service ports on your UAC air compressor. The low side usually has a larger diameter, while the high side is smaller.
- Use the correct refrigerant: Check the manufacturer’s specifications for your UAC air compressor to ensure you are using the right type of Freon. Using the wrong refrigerant can cause damage to the system and can be illegal.
- Check for leaks: Before recharging, inspect all connections, hoses, and the compressor for any signs of leaks. You can use a leak detection solution to identify areas where refrigerant may escape.
- Monitor pressure levels: Connect the refrigerant gauge set to the service ports. Recharge the system slowly while monitoring the low and high-pressure gauges to ensure they remain within manufacturer-recommended levels. This will ensure optimal cooling efficiency and prevent system damage.
Following these steps ensures a safe and effective recharge of Freon in your UAC air compressor.
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