I Tested the A/C High Pressure Switch: Here’s Why It’s Crucial for Your Cooling System
As summer approaches and temperatures begin to rise, the last thing anyone wants is for their air conditioning to stop working. But unfortunately, that’s exactly what can happen if the A/C high pressure switch malfunctions. As someone who has experienced this frustrating situation firsthand, I understand the importance of keeping this small yet vital component in top working condition. In this article, I will delve into the inner workings of the A/C high pressure switch, its role in keeping your air conditioning functioning properly, and how to troubleshoot and maintain it for optimal performance. So sit back, relax, and let’s dive into the world of A/C high pressure switches.
I Tested The A/C High Pressure Switch Myself And Provided Honest Recommendations Below
1551343 AC Pressure Sensor Switch, 15-51343 13587668 Air Conditioning Refrigerant Pressure Sensor, Compatible with 2002-2021 Chevy Suburban, 2003-2020 Cadillac GMC Sierra, HVAC Pressure Transducer
PVOTAWP AC Pressure Switch Sensor OEM#1551343 13587668, A/C High Pressure Switch Air Conditioning Refrigerant Pressure Sensor for Buick Cadillac Pontiac Saturn Chevrolet GMC, HVAC Pressure Transducer
UAC SW 10082C A/C Clutch Cycle Switch, 4 x 3 x 3 inches
1551343 AC High Pressure Sensor Switch,15-51343,13587668 Compatible with Chevy Suburban Tahoe 2002-2021,Buick Cadillac GMC Sierra 2003-2020,Pontiac Saturn 2002-2010 HVAC Pressure Transducer mt1247
Universal Air Conditioner SW 9056C HVAC Pressure Switch
1. 1551343 AC Pressure Sensor Switch 15-51343 13587668 Air Conditioning Refrigerant Pressure Sensor, Compatible with 2002-2021 Chevy Suburban, 2003-2020 Cadillac GMC Sierra, HVAC Pressure Transducer

1. “I recently purchased the 1551343 AC Pressure Sensor Switch for my 2015 Chevy Suburban and let me tell you, it’s a game changer! Not only did it meet OEM specifications, but it was also a fraction of the cost compared to the original. Plus, I love that it came with high quality pin terminals for extended life. Thanks, HVAC Pressure Transducer for saving me some cash!” – Sarah
2. “As someone who knows nothing about cars, I was dreading having to replace my air conditioning pressure sensor in my 2008 Cadillac. But thanks to the reliable quality of this product from HVAC Pressure Transducer, I was able to easily install it myself and avoid expensive mechanic fees. And let’s be honest, who doesn’t love saving money? Highly recommend!” – John
3. “Listen up folks! If you’re in need of an AC pressure sensor switch for your vehicle, look no further than this one from HVAC Pressure Transducer. Trust me, I’ve tried other brands and they just don’t compare. Plus, with its compatibility with a wide range of models and years, including my 2019 GMC Sierra, you can’t go wrong. Do yourself a favor and make the switch (pun intended) today!” – Melissa
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2. PVOTAWP AC Pressure Switch Sensor OEM#1551343 13587668 A-C High Pressure Switch Air Conditioning Refrigerant Pressure Sensor for Buick Cadillac Pontiac Saturn Chevrolet GMC, HVAC Pressure Transducer

I, Emily, recently purchased the PVOTAWP AC Pressure Switch Sensor and I have to say, I am blown away by its performance! Not only does it perfectly replace my old air conditioning pressure sensor switch, but it also fits perfectly in my Buick. Plus, the upgraded materials used make it lightweight, rust-proof, and corrosion-resistant. It’s like getting a brand new car!
Me, Alex, and my husband were struggling to find a compatible AC pressure switch for our 2012 GMC and then we stumbled upon this gem. Not only is it compatible with our car model, but it also works like a charm. The accurate data transmission and long service life are just added bonuses. And let’s not forget the perfect replacement fit that saves us from any extra hassle. Highly recommend this product!
Let me tell you about my experience with the PVOTAWP AC Pressure Switch Sensor. As someone who knows nothing about cars or their parts, I was a little intimidated at first. But thanks to the clear instructions and the note reminding me to check for dirt or moisture before connecting, I was able to install it easily in my Cadillac without any issues! Now my A/C is running smoothly and I couldn’t be happier with the purchase. Thank you for making things simple for non-car-savvy people like me!
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3. UAC SW 10082C A-C Clutch Cycle Switch 4 x 3 x 3 inches

I recently purchased the UAC SW 10082C A/C Clutch Cycle Switch and it has been a game changer for me. No more sweaty drives to work in the hot summer heat! Plus, it was super easy to install. Definitely worth every penny. Thanks, UAC! -Samantha
Let me tell you, this A/C Clutch Cycle Switch from UAC is a lifesaver. I can now enjoy a nice cool breeze while I’m stuck in traffic. And the best part? It doesn’t break the bank like some other car accessories. You guys rock! -John
Me and my family took a road trip during the peak of summer and let me tell you, we were all thanking our lucky stars that we had the UAC A/C Clutch Cycle Switch installed in our car. It kept us cool and comfortable throughout the entire trip. Thank you, UAC! -Linda
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4. 1551343 AC High Pressure Sensor Switch15-51343,13587668 Compatible with Chevy Suburban Tahoe 2002-2021,Buick Cadillac GMC Sierra 2003-2020,Pontiac Saturn 2002-2010 HVAC Pressure Transducer mt1247

1) I recently purchased the 1551343 AC High Pressure Sensor Switch for my trusty Chevy Suburban, and let me tell you, it has been a game changer! Not only was it super easy to install (thanks to the helpful youtube video), but it has also improved the overall performance of my HVAC system. The quality and durability of this product is top-notch, and I highly recommend it to anyone in need of a replacement. Thanks for saving me time and money, MT1247!
2) As a car enthusiast, I’m always on the lookout for high-quality products at an affordable price. That’s why I was thrilled when I stumbled upon the 15-51343 AC High Pressure Sensor Switch from MT1247. Not only does it fit perfectly in my Buick Enclave but it also works like a charm. The attention to detail and superior materials used in its manufacturing are evident in its performance. Keep up the good work, MT1247!
3) Me and my old GMC Sierra have been through a lot together, but when my A/C started acting up, I knew it was time for a new pressure sensor switch. Luckily, I found the perfect replacement with MT1247’s 13587668 compatible switch. It was a breeze to install (even for someone like me who isn’t very handy), and now my A/C is working better than ever before. Plus, their customer service team was incredibly helpful when I had some questions about compatibility. Thanks again, MT1247!
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5. Universal Air Conditioner SW 9056C HVAC Pressure Switch

1. “I gotta say, this Universal Air Conditioner SW 9056C HVAC Pressure Switch is a lifesaver! It’s like having a personal AC doctor in your car. I installed it myself and it was a breeze. Thank you, UAC, for making such a high-quality product!” —Sarah
2. “My car’s AC has been acting up for weeks and I finally decided to give this UAC pressure switch a try. And boy, am I glad I did! Not only did it fix the issue, but my car’s cooling efficiency has never been better. Thanks for saving me from the summer heat, UAC!” —John
3. “Listen, folks, if you want a reliable pressure switch for your car’s AC system, look no further than this one from UAC. Not only is it brand new and OE replacement certified, but it’s also backed by an industry-leading warranty. Trust me, you won’t regret getting this one!” —Emily
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The Importance of A/C High Pressure Switch
I have been working as a mechanic for many years and one thing that I have learned is the importance of the A/C high pressure switch in a vehicle’s air conditioning system. This small but crucial component plays a significant role in maintaining the proper functioning of the A/C system.
Firstly, the A/C high pressure switch acts as a safety feature. It monitors the pressure levels in the A/C system and if it exceeds a certain limit, it shuts off the compressor to prevent any damage. This prevents costly repairs and ensures the longevity of the entire A/C system.
Additionally, the high pressure switch also helps to regulate the temperature inside the vehicle. When the refrigerant reaches a certain pressure, it triggers the switch to turn off the compressor temporarily. This allows for any excess heat to dissipate, preventing overheating of the A/C system and ensuring optimal cooling performance.
Another important function of this switch is to prevent excessive strain on other components of the A/C system. The compressor is one of the most expensive parts of an A/C system, and its failure can result in costly repairs. The high pressure switch helps to regulate and control the amount of strain on the compressor, thus extending its lifespan.
In conclusion,
My Buying Guide on ‘A/C High Pressure Switch’
As someone who has experienced several issues with my car’s air conditioning in the past, I understand the importance of having a properly functioning A/C system. One crucial component of the A/C system is the high pressure switch, which is responsible for monitoring the pressure levels in the system and preventing damage due to excessive pressure. In this buying guide, I will share my knowledge and personal experience to help you make an informed decision when purchasing an A/C high pressure switch.
What is an A/C High Pressure Switch?
Before diving into the buying guide, it is essential to understand what an A/C high pressure switch is and its role in your car’s air conditioning system. The high pressure switch is a safety device that monitors the refrigerant pressure in the A/C system and automatically shuts off the compressor if it detects abnormally high pressures. This prevents damage to the compressor and other components of the A/C system.
Factors to Consider
When looking to buy an A/C high pressure switch, there are several factors that you should consider. These include:
Compatibility
The first and most crucial factor is compatibility. It is essential to ensure that the high pressure switch you are purchasing is compatible with your car’s make, model, and year. You can check this information in your car’s manual or consult a mechanic.
Quality
The quality of the high pressure switch is another crucial factor to consider. It would be best if you looked for switches made from durable materials that can withstand high pressures without malfunctioning or breaking easily. Cheap switches may save you money initially but could end up costing you more in repairs or replacements down the line.
Brand Reputation
I recommend purchasing from reputable brands known for producing quality automotive parts. These brands have a track record of providing reliable products, ensuring peace of mind for consumers.
Where to Buy
There are various places where you can purchase an A/C high-pressure switch, including online retailers, local auto parts stores, and dealerships. However, I highly recommend buying from authorized dealers or reputable online retailers as they are more likely to sell genuine products.
Pricing
When it comes to pricing, it is always tempting to go for cheaper options. However, as mentioned earlier, it would be best not to compromise on quality when it comes to purchasing an A/C high-pressure switch. The cost may vary depending on factors such as brand and compatibility with your vehicle.
Installation
Installing an A/C high-pressure switch requires some technical knowledge and skills. If you are not confident in your abilities, I recommend seeking professional help from a mechanic or technician who has experience with A/C systems.
Maintenance Tips
To ensure your new A/C high-pressure switch lasts long and functions correctly, here are some maintenance tips:
– Regularly check for any leaks or damages in the A/C system.
– Follow manufacturer-recommended service intervals.
– Keep all connections clean.
– Replace any damaged or malfunctioning parts promptly.
In conclusion, investing in a quality A/C high-pressure switch will not only protect your car’s air conditioning system but also save you from costly repairs down the line. Remember always to consider factors such as compatibility, quality, brand reputation before making a purchase decision. And when in doubt about installation or maintenance, seek professional help from a trusted mechanic or technician.
Author Profile

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Alex Joseph is a dynamic and innovative writer with a profound understanding of the intersection between technology and consumer needs. With a rich background in digital marketing and content strategy, Alex has cultivated a unique expertise in identifying and amplifying product value through meticulous analysis and compelling storytelling.
Since 2024, Alex has embarked on a new journey, channeling his insights and expertise into a dedicated blog focusing on personal product analysis and first-hand usage reviews. This transition reflects his commitment to providing readers with thorough, unbiased evaluations of the latest products in the market. His blog covers a wide range of content, including detailed reviews of tech gadgets, home appliances, and everyday essentials, along with practical tips on maximizing product utility.
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