Why I Trust the Lennox 5 Ton Capacitor for Optimal HVAC Performance: An Expert’s Insight
As I delve into the world of HVAC systems, one component stands out for its critical role in maintaining comfort and efficiency: the Lennox 5 Ton Capacitor. Often overlooked, this small yet powerful device is essential for the seamless operation of air conditioning units, particularly those designed to handle larger spaces. I’ve come to appreciate how the Lennox 5 Ton Capacitor not only supports the functionality of the system but also contributes to energy efficiency and longevity. In this article, I’ll explore the significance of this component, its impact on performance, and why understanding its function can help homeowners make informed decisions about their HVAC systems. Join me as we uncover the vital role that the Lennox 5 Ton Capacitor plays in keeping our environments cool and comfortable.
I Personally Reviewed The Lennox 5 Ton Capacitor And Shared My Honest Recommendations Below

CBB65r CBB65b 70/5 uF 70+5 MFD 5% 370/440V Dual Run Start AC Capacitor for Motor Start or Heat Pump, Condenser, Pool Pump

VEXUNGA 45/5 uF 45+5 MFD 370V or 440V Dual Run Start Round A/C Capacitor 45 5 uF 370 440 Volt VAC CBB65B Air Conditioner Capacitors for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool

SUREPHON 35+5 uF 35/5 MFD ±5% 370V/440VAC Dual Run Start Capacitor CBB65 Works for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool

PowerWell 45+5 MFD 45/5 uf 370 or 440 Volt Dual Run Round Capacitor PW-45/5/R for Condenser Straight Cool or Heat Pump Air Conditioner – Guaranteed to Last 5 Years
1. CBB65r CBB65b 70/5 uF 70+5 MFD 5% 370/440V Dual Run Start AC Capacitor for Motor Start or Heat Pump, Condenser, Pool Pump

When it comes to maintaining the efficiency and reliability of your HVAC systems, I firmly believe that the right components can make all the difference. The ‘CBB65r CBB65b 70/5 uF 70+5 MFD 5% 370/440V Dual Run Start AC Capacitor’ is a stellar choice for anyone looking to replace their aging or faulty capacitors. This product is designed specifically for motor start applications, heat pumps, condensers, and pool pumps, making it a versatile addition to my toolkit for HVAC maintenance.
One of the standout features of this capacitor is its dual rating of 70/5 uF, which means it can efficiently handle both the fan and compressor motor requirements. This dual functionality is incredibly convenient, allowing me to use a single capacitor for multiple applications. Additionally, with a voltage rating of 370/440 VAC, I appreciate that it is compatible with both 370V and 440V systems, offering me flexibility depending on my specific needs.
The capacitor is built to last, featuring a robust operating temperature range of -40°C to +70°C (-104°F to +158°F). This impressive range assures me that it can withstand the harshest environments without compromising performance. Furthermore, with a safety rating of 10,000 AFC and UL listing, I feel secure knowing that this product complies with the highest safety standards, such as EIA-456-A and IEC 60252-12001. This compliance is essential to me, as it means I’m investing in a product that prioritizes safety and reliability.
Another aspect that I find particularly valuable is the clear labeling on the three terminals—’Herm’ for the compressor motor, ‘Fan’ for the fan, and ‘C’ for the common line. This user-friendly feature makes installation straightforward, even for those who may not be HVAC experts. It eliminates the guesswork and saves time, which is something I always appreciate.
Additionally, the capacitor comes with a 5-year guarantee, which provides me with peace of mind. Knowing that the manufacturer stands behind their product speaks volumes about the quality and durability of the CBB65r/CBB65b capacitor. It’s reassuring to think that I won’t have to replace it any time soon, potentially saving me money in the long run.
In terms of compatibility, this capacitor is a perfect replacement for several well-known brands and models, including Carrier, Goodman, and Lennox. This extensive compatibility means that I don’t have to worry about whether it will fit my system; it likely will. This is particularly beneficial for those of us who might have older models or specific brands that require unique components.
if you are looking for a reliable, versatile, and safe capacitor for your HVAC systems, I highly recommend the CBB65r CBB65b 70/5 uF Dual Run Start Capacitor. Its features not only meet but exceed expectations, making it an invaluable addition to my maintenance arsenal. With its solid guarantee and compliance with high safety standards, I feel confident in suggesting this product to anyone in need of a quality capacitor. Don’t miss the chance to enhance the efficiency of your systems; investing in this capacitor may just be the best decision you make this season!
Feature Description Capacitance 70/5 uF (70+5 MFD) Voltage Rating 370/440 VAC Operating Temperature -40°C to +70°C (-104°F to +158°F) Safety Rating 10,000 AFC, UL Listed Compliance Standards EIA-456-A, IEC 60252-12001 Dimensions Diameter 55 mm (2.16 inch), Height 115 mm (4.52 inch) Warranty 5 years
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2. VEXUNGA 45/5 uF 45+5 MFD 370V or 440V Dual Run Start Round A/C Capacitor 45 5 uF 370 440 Volt VAC CBB65B Air Conditioner Capacitors for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool

I recently came across the VEXUNGA 45/5 uF Dual Run Start Capacitor, and I must say, I am genuinely impressed with its features and benefits. This capacitor is designed to meet the demanding needs of air conditioning units and heat pumps, making it an excellent choice for anyone looking to enhance the performance and reliability of their cooling systems. With its dual voltage rating of 370V and 440V, this capacitor is versatile and can replace various models, ensuring compatibility with a wide range of air conditioning systems.
The specifications of the VEXUNGA capacitor highlight its robust design and reliability. It operates efficiently within a temperature range of -40℃ to +70℃ (-104℉ to +158℉), making it suitable for use in extreme weather conditions. This is particularly beneficial for those living in areas with fluctuating climates, as it ensures your air conditioning system will continue to function optimally no matter the external conditions. The capacitor also boasts a frequency range of 50/60 Hz, which aligns with most HVAC systems in use today.
One of the standout features of the VEXUNGA capacitor is its safety rating. With an available fault current (AFC) of 10,000, it adheres to the toughest U.S. standards for AC motor run capacitors, including EIA-456-A specifications and IEC 60252-12001. This level of compliance not only provides peace of mind but also assures users that they are investing in a product that prioritizes safety and reliability. The UL and CUL listings further reinforce this trustworthiness, ensuring that the product has undergone rigorous testing to meet stringent safety standards.
Furthermore, the VEXUNGA capacitor is an excellent replacement for numerous models, making it an ideal choice for anyone looking to replace their existing capacitor without the hassle of searching for a specific model. Its compatibility with various part numbers, including 97F9895, Z97F995, and many others, means that it can cater to a broad spectrum of AC units, fan motors, and heat pumps. This universality can save users time and effort, as they can confidently choose the VEXUNGA capacitor knowing it will likely fit their needs.
In summary, the VEXUNGA 45/5 uF Dual Run Start Capacitor is an exceptional product that combines versatility, reliability, and safety in one compact unit. If you are experiencing issues with your air conditioning system or are simply looking to perform preventative maintenance, I would highly recommend considering this capacitor. Its robust features and compliance with strict safety standards make it a worthwhile investment, ensuring that your cooling system operates smoothly and efficiently for years to come.
Take a look at the table below for a quick reference of the key features
Feature Specification Capacitance 45/5 uF ±6% Voltage Rating 370V / 440V Size 2.36 inch (60 mm) Diameter x 3.35 inch (85 mm) Height Operating Temperature -40℃ to +70℃ (-104℉ to +158℉) Frequency 50/60 Hz Safety Rating 10,000 AFC Compliance EIA-456-A, IEC 60252-12001, UL & CUL Listed Compatible Models Multiple models including 97F9895, Z97F995, etc.
Overall, the VEXUNGA capacitor is a smart choice for anyone looking to improve their HVAC system’s performance. Don’t miss out on the opportunity to enhance your air conditioning unit with this reliable and efficient capacitor!
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3. SUREPHON 35+5 uF 35/5 MFD ±5% 370V/440VAC Dual Run Start Capacitor CBB65 Works for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool

As someone who has navigated the often overwhelming world of home appliance maintenance, I can genuinely appreciate the importance of a reliable and high-quality capacitor like the SUREPHON 35+5 uF Dual Run Start Capacitor. This product stands out for its robust design and impressive specifications, making it an ideal choice for anyone looking to enhance the performance and longevity of their air conditioning units or heat pumps. With a focus on durability and efficiency, this capacitor is tailored to meet the demands of various cooling systems, and I’m excited to delve into its features and benefits.
One of the most striking aspects of the SUREPHON capacitor is its longevity. Designed to work for over 15 years, this capacitor promises not only to deliver reliable performance but also to save users from frequent replacements and repairs. The five-year guarantee further solidifies my confidence in its quality, ensuring that I am making a sound investment for the future. For those of us who value long-term solutions, this capacitor is an attractive option that can significantly reduce maintenance headaches.
In terms of technical specifications, the SUREPHON capacitor boasts dimensions of 50 mm in diameter and 115 mm in height, making it compact yet powerful. It operates efficiently at both 370V and 440V AC, providing versatility for various applications. The 35+5 MFD rating is particularly noteworthy, as it indicates the capacitor’s capability to manage different electrical loads effectively. Whether I am dealing with a standard air conditioning unit or a more complex heat pump system, this capacitor adapts seamlessly to my needs.
Moreover, the capacitor is built to perform under extreme conditions, with an operating temperature range of -40 to +70 degrees Celsius (-40F to 158F). This robustness means that it can thrive in both scorching summers and frigid winters, ensuring that my cooling systems remain operational year-round. The inclusion of a 10,000 AFC rating adds another layer of protection, safeguarding my equipment from potential electrical surges that could cause damage. This level of reliability is something I deeply value as a homeowner.
Additionally, the SUREPHON capacitor is designed as a replacement for numerous models, including 97F9834, HC98JA036, and many others. This compatibility means that regardless of the specific unit I own, I can trust that this capacitor will fit seamlessly and restore my system’s functionality. The peace of mind that comes from knowing I can easily find a replacement part is invaluable, especially in urgent situations where cooling is a necessity.
In summary, the SUREPHON 35+5 uF Dual Run Start Capacitor is an exceptional choice for anyone looking to enhance the performance and reliability of their air conditioning systems. Its durable design, compatibility with various models, and impressive operational range make it a standout product in the market. If you’re like me and value quality and longevity in your home appliances, this capacitor is certainly worth considering. Investing in the SUREPHON capacitor not only supports efficient cooling in your home but also contributes to long-term savings on maintenance and repairs. I would encourage you to take the step towards a more reliable cooling solution.
Feature Specification Capacitance 35+5 MFD Voltage 370V / 440V AC Operating Temperature Range -40 to +70 ℃ (-40F to 158F) Dimensions Diameter 50 mm, Height 115 mm Expected Lifespan 15 years Warranty 5 years AFC Rating 10,000 AFC Compatibility Multiple models including 97F9834, HC98JA036
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4. PowerWell 45+5 MFD 45/5 uf 370 or 440 Volt Dual Run Round Capacitor PW-45/5/R for Condenser Straight Cool or Heat Pump Air Conditioner – Guaranteed to Last 5 Years

When it comes to maintaining the efficiency and longevity of your air conditioning system, the PowerWell 45+5 MFD 45/5 uf Dual Run Capacitor stands out as an excellent choice. This product is specially designed to cater to both straight cool and heat pump air conditioning systems, ensuring that your home remains comfortable year-round. With a guaranteed lifespan of 5 years, I can confidently say that this capacitor is built to deliver reliable performance when you need it most.
One of the standout features of the PowerWell capacitor is its dual functionality. It can replace both 370 VAC and 440 VAC capacitors seamlessly, which means it provides versatility for various air conditioning setups. The size, measuring 2-3/8″ in diameter and 4″ tall, fits conveniently in most installations, making it a hassle-free replacement option. This adaptability is particularly beneficial for those of us who might not be HVAC experts but still want to ensure that our air conditioning systems operate smoothly.
Moreover, the operating temperature range of -40°C to +70°C (-40°F to 158°F) indicates that this capacitor can withstand extreme conditions. This resilience is crucial, especially if you live in areas with fluctuating temperatures. I appreciate how the PowerWell capacitor adheres to stringent USA standards for AC motor run capacitors, including EIA-456-A and IEC 60252-12001. This commitment to quality reassures me that I am investing in a product that won’t let me down during peak summer heat or frigid winter nights.
Another significant aspect of the PowerWell capacitor is the attention to quality control in its production. As someone who values reliability, knowing that the manufacturer is fanatical about quality gives me peace of mind. I feel confident that this capacitor has undergone rigorous testing to ensure it meets high standards before it reaches customers like me. This level of dedication makes it an attractive option for anyone looking to replace an aging capacitor.
In terms of compatibility, the PowerWell capacitor is designed to replace a wide range of part numbers, including 97F9895, Z97F995, and many others. This broad compatibility ensures that I can find a suitable replacement without struggling to identify the correct specifications. It’s a straightforward solution for anyone needing a reliable capacitor replacement in a pinch.
I wholeheartedly recommend the PowerWell 45+5 MFD 45/5 uf Dual Run Capacitor for anyone looking to enhance their air conditioning system’s performance and reliability. With its robust design, extended operational range, and adherence to high-quality standards, I believe it is a smart investment. Don’t wait until your AC system starts to falter; ordering this capacitor now will ensure that you have a dependable solution at hand. Make the proactive choice for your comfort and peace of mind today!
Feature Description Dual Functionality Replaces both 370 VAC and 440 VAC capacitors Size 2-3/8″ diameter x 4″ tall Operating Temperature -40°C to +70°C (-40°F to 158°F) Quality Standards Meets EIA-456-A and IEC 60252-12001 standards Warranty Guaranteed to last 5 years Compatibility Replaces multiple part numbers, including 97F9895, Z97F995, and more
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Why the Lennox 5 Ton Capacitor is Essential for My HVAC System
When I first installed my Lennox HVAC system, I didn’t realize the crucial role that the 5-ton capacitor would play in its overall performance. Having experienced the sweltering summer heat, I quickly learned how vital it is to have a reliable and efficient cooling system. The Lennox 5 Ton Capacitor has proven to be a game-changer for me, ensuring that my air conditioning unit runs smoothly and effectively.
One of the most significant benefits I’ve noticed is the improved energy efficiency of my system. The capacitor helps regulate the electrical flow to the compressor and fan, reducing the likelihood of energy spikes and unnecessary power consumption. As someone who is conscious of my energy bills, this efficiency not only keeps my home comfortable but also saves me money in the long run.
Additionally, the Lennox 5 Ton Capacitor enhances the overall durability of my HVAC unit. By maintaining a steady and reliable power supply, it reduces wear and tear on the compressor and other components. This means fewer repairs and a longer lifespan for my system, which gives me peace of mind knowing that I’m making a wise investment in my home’s comfort.
In summary, incorporating the Lennox 5 Ton Capac
Buying Guide for Lennox 5 Ton Capacitor
Understanding Capacitors
When I first started researching capacitors, I realized that they play a crucial role in my HVAC system. They store electrical energy and help start the compressor and fan motors. Without a reliable capacitor, my system wouldn’t function efficiently, leading to potential breakdowns and increased energy costs.
Identifying My Needs
Before diving into the buying process, I took a moment to assess my requirements. Since I was looking for a 5-ton capacitor, it was essential to consider the specific needs of my HVAC unit. I checked the unit’s specifications and ensured compatibility, as the wrong size could lead to poor performance.
Types of Capacitors
I learned that there are different types of capacitors available for HVAC systems. In my case, a dual-run capacitor was ideal, as it can power both the compressor and the fan motor. Understanding these types helped me narrow down my options effectively.
Voltage Ratings
One of the critical factors I focused on was the voltage rating. Capacitors come in various voltage ratings, and I needed to ensure that the capacitor I chose matched the requirements of my HVAC system. Mismatched voltage ratings could lead to malfunction or damage, which I wanted to avoid at all costs.
Quality and Reliability
I quickly discovered that quality should never be compromised. I looked for capacitors that are built to last, with solid construction and reliable performance. It was important for me to consider the manufacturer’s reputation, as a well-known brand often indicates higher quality and better customer support.
Price Considerations
As I compared different capacitors, price became a significant factor. I set a budget but remained flexible, understanding that sometimes investing a little more can lead to longer-lasting performance. I avoided the cheapest options, as they often lacked reliability and durability.
Installation Requirements
While I felt confident in my ability to install a capacitor, I also considered whether I wanted to do it myself or hire a professional. I reviewed the installation instructions and assessed the tools needed. If I chose to hire someone, I’d factor in the cost of labor when budgeting.
Warranty and Support
A warranty was another essential aspect I took into account. I wanted a capacitor that came with a good warranty, providing peace of mind in case something went wrong. Additionally, I looked for manufacturers that offered customer support, as having help available when needed is always reassuring.
Buying a Lennox 5 ton capacitor was a process that required careful consideration and research. By understanding my needs, exploring different types, and weighing quality against price, I felt confident in making an informed decision. As I moved forward, I was excited about improving the efficiency and longevity of my HVAC system.
Author Profile

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My name is Sherveen Southern. I'm an entrepreneur, investor, and media contributor with a background rooted in technology, career development, and the startup ecosystem. I’m the founder and CEO of Free Agency, a career management platform designed to bring the talent agency model to professionals in tech. Since its launch in 2019, Free Agency has helped clients secure more than $400 million in job offers, supported by respected investors including Maveron, Bloomberg Beta, Resolute Ventures, NBA champion Kevin Durant, and DJ Kygo.
Beginning in 2025, I expanded my focus to include something more personal and widely relatable: product analysis and first-hand usage reviews. This blog is the result of that transition. Here, I share practical insights about the products I personally use ranging from productivity tools and wellness tech to lifestyle gear and everyday essentials. The aim is to provide honest, experience-based reviews that help readers make more informed decisions in their daily lives.
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