Unlocking the Power of the 35/5/440V Capacitor: My Expert Insights and Real-World Experience
When I first stumbled upon the term “35 5 440V capacitor,” I was intrigued by the world of electrical components that power our devices and systems in ways we often take for granted. Capacitors, those unsung heroes of modern electronics, play a crucial role in managing energy storage, filtering signals, and ensuring smooth operation in various applications. The 35 5 440V capacitor, in particular, stands out due to its specifications, which cater to a range of industrial and residential needs. As I delved deeper into its characteristics and functionality, I discovered how this seemingly simple component can significantly impact everything from air conditioning units to motor start systems. Join me as I explore the fascinating realm of capacitors, where understanding their nuances can empower us to make informed choices in our electrical endeavors.
I Personally Evaluated The 35 5 440V Capacitor And Share My Genuine Recommendations Below

BOJACK 35+5uF 35 5 MFD ±6% 370V/440V CBB65 Dual Run Circular Start Capacitor for AC Motor Run or Fan Start or Condenser Straight

PowerWell 35 + 5 MFD uf 370 VAC or 440 Volt Dual Run Round Capacitor PW-35/5/R for Condenser Straight Cool or Heat Pump Air Conditioner 35/5 Micro Farad – Guaranteed to Last 5 Years

VEXUNGA 35/5 uF 35+5 MFD 370V or 440V Dual Run Start Round A/C Capacitor CBB65B Air Conditioner Capacitors for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool

Powswopx 2 Pack 35+5 MFD 35/5 uF 370 or 440 Volt CBB65B Dual Run Circular Start Capacitor for AC Motor Run, Condenser Straight Cool, Heat Pump, Air Conditioner, HVAC Capacitor
1. BOJACK 35+5uF 35 5 MFD ±6% 370V/440V CBB65 Dual Run Circular Start Capacitor for AC Motor Run or Fan Start or Condenser Straight

I recently came across the BOJACK 35+5uF 35 5 MFD ±6% 370V/440V CBB65 Dual Run Circular Start Capacitor, and I must say, it’s an impressive piece of equipment for anyone involved in HVAC systems, air conditioning, or even those who manage fans and other electrical motors. This product is especially beneficial for individuals who want to ensure that their motors operate efficiently and reliably. The dual run feature of this capacitor means that it can support both the compressor and fan operations, making it a versatile choice for various applications.
The specifications of the BOJACK capacitor are noteworthy. With a capacitance of 35+5uF and a voltage rating of 370V/440V, it is designed to handle a wide range of electrical loads. The ±6% tolerance is a great indication of its reliability, ensuring that it operates within a consistent range to avoid any potential issues that could arise from electrical fluctuations. The dimensions, with a diameter of less than 1.97 inches and a height of less than 4.14 inches, make it compact and easy to fit into various setups without taking too much space. This is particularly important for installations where space is at a premium.
Another standout feature is the operating temperature range of -40 ℃ to +70℃ (-104℉ to +158℉). This wide temperature tolerance means that the capacitor can function effectively in extreme weather conditions, whether it’s the heat of summer or the chill of winter. For individuals living in areas with fluctuating temperatures, this reliability is crucial. Additionally, the safety rating of 10,000 AFC (Amps of Fault Current) enhances its safety profile, reducing the risk of electrical failures or hazards, thus providing peace of mind.
The three terminals on top of the capacitor are clearly labeled “Herm” for the compressor motor, “Fan” for the fan, and “C” for the common line, which makes installation straightforward, even for those who may not be highly experienced with electrical components. This labeling is a thoughtful feature that can save time and reduce errors during setup, making it user-friendly. I appreciate products that prioritize the end-user experience, and this capacitor certainly does that.
In summary, the BOJACK 35+5uF Dual Run Capacitor is a fantastic investment for anyone looking to enhance the efficiency and reliability of their air conditioning systems or fans. Its robust specifications, temperature resilience, and easy installation make it an ideal choice. If you’re in the market for a capacitor that promises durability and performance, I highly recommend considering this product. It could very well be the upgrade your system needs to operate at its best.
Feature Specification Capacitance 35+5uF Voltage Rating 370V/440V Tolerance ±6% Dimensions Diameter < 1.97 inch, Height < 4.14 inch Operating Temperature -40 ℃ to +70℃ (-104℉ to +158℉) Safety Rating 10,000 AFC Terminal Labels Herm, Fan, C
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2. PowerWell 35 + 5 MFD uf 370 VAC or 440 Volt Dual Run Round Capacitor PW-35/5/R for Condenser Straight Cool or Heat Pump Air Conditioner 35/5 Micro Farad – Guaranteed to Last 5 Years

When it comes to maintaining the efficiency and longevity of my air conditioning system, I’ve come to realize the importance of high-quality components. That’s why I was thrilled to discover the PowerWell 35 + 5 MFD uf 370 VAC or 440 Volt Dual Run Round Capacitor. This capacitor is specifically designed for both condenser straight cool and heat pump air conditioners, and I believe it’s a game-changer for anyone looking to optimize their cooling system.
The standout feature of the PowerWell capacitor is its dual run capability, which operates at 35/5 microfarads. This means it can replace both 370 and 440 VAC capacitors, making it incredibly versatile for different air conditioning setups. I appreciate this feature because it gives me peace of mind knowing that I can use this capacitor with various systems without worrying about compatibility. Its dimensions of 2 inches in diameter and 4.75 inches tall are compact enough to fit in most units seamlessly.
One of the aspects that truly impresses me is that this capacitor is built to meet stringent USA standards, including EIA-456-A and IEC 60252-12001. This means it’s not just any generic capacitor; it’s engineered to provide reliable performance under demanding conditions. The operating temperature range of -40°C to +70°C (-40°F to 158°F) ensures that it can withstand extreme climates, which is particularly crucial for those of us living in areas with harsh weather conditions. I can rely on this capacitor to perform optimally year-round.
In terms of replacement compatibility, the PowerWell capacitor can replace a variety of models, including but not limited to 97F9834, Z97F9834, and HC98JA036. This extensive compatibility makes it a practical choice for many users, further enhancing its value. I find it reassuring that I have a reliable option that can fit into multiple systems without the need for extensive research into specific part numbers.
The fact that this capacitor comes with a five-year guarantee is another significant plus. It reflects the manufacturer’s confidence in the product’s durability and performance. For those of us who might be hesitant about investing in electrical components, this guarantee provides an additional layer of assurance. It tells me that the company stands behind its product, which encourages me to make the purchase without second-guessing my decision.
if you’re looking for a reliable, high-quality capacitor for your air conditioning system, the PowerWell 35 + 5 MFD capacitor is an excellent choice. Its versatility, adherence to rigorous standards, and impressive warranty make it a standout product in the market. I personally feel that investing in this capacitor is a decision I won’t regret, as it promises to enhance the performance and efficiency of my cooling system. Don’t miss out on the chance to improve your air conditioning experience – you’ll be glad you made the switch!
Feature Description Capacitance 35/5 microfarads Voltage Rating 370 or 440 VAC Dimensions 2″ diameter x 4.75″ tall Operating Temperature Range -40°C to +70°C / -40°F to 158°F Standards Compliance EIA-456-A and IEC 60252-12001 Warranty 5 years Replacement Compatibility 97F9834, Z97F9834, HC98JA036, and more
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3. VEXUNGA 35/5 uF 35+5 MFD 370V or 440V Dual Run Start Round A/C Capacitor CBB65B Air Conditioner Capacitors for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool

As I dive into the details of the VEXUNGA 35/5 uF 35+5 MFD 370V or 440V Dual Run Start Round A/C Capacitor, I can’t help but feel impressed by its robust features. This product is designed for versatility, allowing it to function seamlessly with both 370V and 440V systems. This duality is particularly beneficial for homeowners and professionals alike, as it simplifies the selection process when replacing capacitors in air conditioning units, fan motors, heat pumps, or condensers. The fact that it can replace multiple part numbers means I can trust that it will fit a variety of applications without the need for multiple purchases. That’s a real win for anyone looking to streamline their maintenance routine.
When it comes to specifications, the VEXUNGA capacitor does not disappoint. With a capacitance of 35/5 uF and a tolerance of ±6%, I appreciate the precision that this product offers. Its size is compact, measuring just 1.97 inches in diameter and 3.35 inches in height, making it easy to install in tight spaces. Additionally, the operating temperature range of -40℃ to +70℃ (-104℉ to +158℉) means it can withstand a variety of environmental conditions. This durability is crucial for anyone living in areas with extreme temperatures, as it ensures the capacitor will function reliably without failure.
One of the standout features for me is the ease of installation. The VEXUNGA capacitor is designed for direct replacement without the need for any wiring or adapter changes. This is particularly appealing for DIY enthusiasts or anyone who wants to save on service calls. The clear labeling of the terminals—”Herm” for the compressor motor, “Fan” for the fan, and “C” for the common line—eliminates the guesswork during installation, making it user-friendly and accessible. I can imagine how much time and frustration this could save someone who isn’t particularly tech-savvy.
Safety is another paramount concern, and I find comfort in the fact that this capacitor is rated for 10,000 AFC (Available Fault Current). This safety rating speaks volumes about its reliability and ability to handle unexpected electrical surges. Such features not only prolong the life of the capacitor but also contribute to the overall safety of the HVAC system, reducing the risk of potential hazards.
To summarize the benefits of the VEXUNGA 35/5 uF Capacitor, I have compiled a quick reference table below
Feature Description Capacitance 35/5 uF ±6% Voltage 370V or 440V Size 1.97 inch (Diameter) x 3.35 inch (Height) Operating Temperature -40℃ to +70℃ (-104℉ to +158℉) Frequency 50/60 Hz Safety Rating 10,000 AFC Easy Installation No wiring or adapter changes required
if you are considering a replacement capacitor for your air conditioning system or related appliances, I strongly recommend the VEXUNGA 35/5 uF Capacitor. Its versatility, ease of installation, and robust safety features make it an excellent choice for both homeowners and professionals. Not only will it restore efficiency to your system, but it will also give you peace of mind knowing that you have a reliable component in place. Don’t hesitate to make this investment; your air conditioning unit will thank you for it!
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4. Powswopx 2 Pack 35+5 MFD 35/5 uF 370 or 440 Volt CBB65B Dual Run Circular Start Capacitor for AC Motor Run, Condenser Straight Cool, Heat Pump, Air Conditioner, HVAC Capacitor

When I first came across the Powswopx 2 Pack 35+5 MFD 35/5 uF 370 or 440 Volt CBB65B Dual Run Circular Start Capacitor, I was impressed by its robust specifications and practical applications. Designed specifically for air conditioning units, heat pumps, and HVAC systems, these capacitors are a vital component for anyone looking to enhance their cooling and heating efficiency. With a dual run capability, they not only start the compressor but also help in running the fan, making them an indispensable addition to your HVAC toolkit.
The features of this product are truly remarkable. Each capacitor has a rated voltage of 370V/440VAC, which means they can handle a significant amount of electrical load without faltering. This high voltage rating ensures reliability and longevity, giving me peace of mind that my HVAC system will operate smoothly even under the most demanding conditions. The capacitance tolerance of ±6% is another reassuring aspect, as it guarantees that the capacitors will perform effectively within their specified limits.
One of the standout features for me is the wide allowable working temperature range of -40℃ to +70℃ (-104℉ to +158℉). This means that no matter where I am located—be it in a scorching summer or a freezing winter—these capacitors will continue to function optimally. This versatility makes them suitable for a variety of environments, which is a significant advantage for anyone living in areas with extreme weather conditions.
The ease of installation is another factor that I find incredibly appealing. The Powswopx capacitors come equipped with three clearly labeled terminals “Herm” for the compressor motor, “Fan” for the fan, and “C” for the common line. This straightforward design allows for a direct replacement without the need for any wiring or adapter changes. As someone who appreciates DIY projects, I can confidently say that even those with minimal experience can replace these capacitors quickly and efficiently.
Moreover, the fact that this product comes in a pack of two adds to its value. With the potential for one capacitor to fail, having a backup on hand ensures that I’m not left in a lurch during peak heating or cooling seasons. It’s a small investment that can save me from costly repairs and downtime, making it an intelligent purchase for homeowners and HVAC professionals alike.
the Powswopx 2 Pack 35+5 MFD 35/5 uF Capacitors offer a combination of durability, reliability, and ease of use that truly sets them apart from other options on the market. If you’re looking to enhance the performance of your air conditioning or heating system, I strongly recommend considering these capacitors. They not only promise to improve efficiency but also deliver peace of mind with their high-quality construction and user-friendly design.
Feature Specification Part Number 35+5 MFD 35/5 uF 370 or 440 Volt CBB65B Diameter 1.97 inch Height 4.16 inch Rated Voltage 370V / 440VAC Capacitance Tolerance ± 6% Working Temperature -40℃ to +70℃ (-104℉ to +158℉) Easy Installation No wiring or adapter changes required Package Includes 2 X Capacitors
With all these compelling features, I believe the Powswopx Capacitors are an excellent choice for anyone in need of reliable and efficient HVAC components. Don’t miss the chance to improve your home’s climate control—consider making this smart purchase today!
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Understanding the Benefits of a 35 5 440V Capacitor in My Electrical Systems
As someone who frequently works with electrical systems, I’ve come to appreciate the vital role that capacitors play in enhancing performance and efficiency. The 35 5 440V capacitor, in particular, has been a game-changer for me. It helps improve the power factor in my electrical systems, which means I can reduce my energy consumption and save on utility bills. By maintaining a better power factor, I can also avoid penalties from my energy provider, which is a win-win for my budget.
Moreover, I’ve noticed that using a 35 5 440V capacitor helps to stabilize voltage levels in my equipment. Fluctuating voltage can lead to inefficiencies and even damage to sensitive components. With this capacitor in my setup, I find that my motors and other devices run more smoothly and consistently, leading to less downtime and fewer repairs. It’s reassuring to know that my investment in this component translates to improved reliability and longevity of my equipment.
Lastly, I appreciate how the 35 5 440V capacitor enhances the overall performance of my electrical systems. By reducing reactive power and improving efficiency, I’ve experienced better output from my machinery.
Buying Guide for 35 5 440V Capacitor
Understanding the Basics
When I first set out to purchase a 35 5 440V capacitor, I realized the importance of understanding what these capacitors are and their applications. These capacitors are typically used in air conditioning units and other motor applications. The “35 5” denotes the microfarad rating, indicating the capacitor’s capacitance value, while “440V” refers to its voltage rating.
Identifying Your Needs
Before making a purchase, I took a moment to assess my specific needs. I considered the type of equipment I was working with and whether it required a dual or single capacitor. It’s essential to know the exact specifications of my system to ensure compatibility and optimal performance.
Checking Voltage Rating
The voltage rating is crucial when selecting a capacitor. I made sure to choose a capacitor with a voltage rating equal to or greater than the system’s requirements. A 440V capacitor is typically suitable for most residential and commercial applications, but it’s always wise to verify the equipment specifications.
Capacitance Values Matter
I learned that the capacitance values, measured in microfarads (µF), determine how much electrical charge the capacitor can store. In my case, the “35 5” indicated two capacitance values—35µF and 5µF. I needed to ensure that these values matched what my air conditioning system required to function efficiently.
Physical Size and Configuration
Another aspect I considered was the physical size and configuration of the capacitor. Capacitors come in various shapes and sizes, and I wanted to ensure that the one I chose would fit within the designated space in my equipment. Checking the dimensions and mounting options was vital to avoid any installation issues.
Quality and Reliability
I quickly realized that quality matters. I looked for capacitors made from durable materials to withstand high temperatures and electrical stress. A reliable capacitor would have a longer lifespan, saving me time and money on future replacements.
Safety Features
Safety is paramount when dealing with electrical components. I made it a priority to find a capacitor that included safety features like a built-in fuse or pressure relief mechanism. These features can prevent catastrophic failures and protect my equipment.
Price and Warranty Considerations
As I compared options, I noticed a range of prices. I had to balance my budget with the quality I desired. Additionally, I looked for warranties that provided me with peace of mind regarding my investment. A good warranty can be an indicator of the manufacturer’s confidence in their product.
purchasing a 35 5 440V capacitor requires careful consideration of various factors. By understanding my needs, checking voltage and capacitance, assessing size, focusing on quality and safety, and considering price and warranty, I felt equipped to make an informed decision. Taking the time to research and evaluate my options ultimately led me to a successful purchase.
Author Profile

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I’m Casper Spikes, and my journey has been anything but conventional. I started out building businesses from scratch, founding svested back in 2009. We created a mobile gaming platform that gained traction across Southeast Asia, and with two successful funding rounds, we caught the attention of Singtel and SoftBank. That acquisition in 2012 was my first big milestone. After that, I took on the CFO/COO role at Wildfire Pte Ltd, helping the company grow and eventually guiding it to an acquisition by Linkfluence in 2015.
But in 2025, I felt the urge to shift again. Not away from startups, but toward something more personal. I began writing. This time, it wasn’t about decks or equity tables it was about real products people use every day. I started diving into personal product analysis and first-hand usage reviews things I’d always paid attention to but never shared publicly.
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