Unlocking Efficiency: My Expert Experience with the Dayton Motor Run Capacitor Round
As I delved into the world of electric motors, I stumbled upon a fascinating component that plays a crucial role in their efficiency and performance: the Dayton Motor Run Capacitor Round. This unassuming yet vital part is often overlooked, yet it holds the key to smoother operations and energy savings in various applications. I found myself intrigued by how these capacitors not only enhance the functionality of motors but also contribute to their longevity. Join me as we explore the significance of the Dayton Motor Run Capacitor Round, unraveling the mechanics behind its operation and its impact on the reliability of electric systems. Whether you’re a seasoned technician or just curious about the inner workings of motors, this journey promises to illuminate the importance of this essential component.
I Personally Evaluated The Dayton Motor Run Capacitor Round And Shared My Honest Recommendations Below

Appli Parts Run Capacitor for electric motors 15 Mfd uF (microfarads) 250VAC Plastic Case with terminals CBB60 Round Universal fit water pumps and others 3 in High 1-3/8 in Wide CON-15-250-P
1. Dayton 10 F 370V Round Aluminum Motor Run Capacitor C1551579

As I delve into the analysis of the Dayton 10 F 370V Round Aluminum Motor Run Capacitor C1551579, I can’t help but feel excited about what this product brings to the table. Capacitors play a crucial role in the functioning of various electrical devices, particularly in motors. The Dayton 10 F model, with its robust design and reliable performance, stands out as an impressive option for anyone looking to enhance their motor’s efficiency and longevity.
One of the key advantages of the Dayton 10 F capacitor is its capacity rating of 10 microfarads (uF) at a voltage of 370 volts. This means that it can handle a considerable amount of electrical charge, making it suitable for a wide range of applications, particularly in HVAC systems, air conditioners, and other motor-driven appliances. For me, this is a reassuring feature because it indicates that the capacitor can effectively manage the demands of high-performance motors without faltering.
Moreover, the aluminum construction of the capacitor adds an extra layer of durability. Aluminum is known for its excellent conductivity and resistance to corrosion, which means that the Dayton capacitor can withstand various environmental conditions while maintaining optimal performance. I appreciate that this durability translates to a longer lifespan and less frequent replacements, which can save both time and money in the long run.
Another aspect that I find appealing is the compact round design of the capacitor. This form factor allows for easy installation in tight spaces, which is often a concern when working with various motor setups. I remember instances when I had to struggle with bulky components that made installation a hassle. The Dayton 10 F capacitor’s design minimizes this frustration, making it a user-friendly choice for both professionals and DIY enthusiasts alike.
Furthermore, the capacitor’s performance is backed by the reliability of the Dayton brand, which is well-respected in the industry. When making a purchase, brand reputation plays a significant role in my decision-making process. Knowing that I am choosing a product from a company known for its quality gives me confidence that I am making a wise investment. The track record of Dayton products suggests that this capacitor is designed to meet or exceed industry standards.
if you are in the market for a high-quality motor run capacitor, the Dayton 10 F 370V Round Aluminum Motor Run Capacitor C1551579 deserves serious consideration. Its impressive specifications, durable construction, and user-friendly design make it an excellent choice for anyone looking to improve the performance of their motors. I believe that investing in this capacitor will not only enhance efficiency but also provide peace of mind knowing that I am using a reliable product.
Feature Description Capacitance 10 microfarads (uF) Voltage Rating 370 volts Construction Material Aluminum Design Round and compact Brand Dayton
Don’t miss out on the opportunity to enhance your motor’s performance with the Dayton 10 F capacitor. It’s a smart choice that I believe will serve you well in any application where efficiency and reliability are paramount.
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2. Motor Run Capacitor Round 45 uf MFD 370 Volt VAC 12723

When I first came across the Motor Run Capacitor Round 45 uf MFD 370 Volt VAC 12723, I knew I had stumbled upon a product that could significantly enhance the performance of my electrical appliances. This capacitor is specifically designed for various applications, making it a versatile component for anyone dealing with motor systems. Whether you’re a DIY enthusiast or a professional technician, understanding the features of this capacitor can help you make an informed decision that could lead to smoother operations in your devices.
One of the standout features of this capacitor is that it is a non-PCB (Polychlorinated Biphenyl) capacitor, which is a significant advantage for those of us who are environmentally conscious. PCB capacitors have been phased out due to their harmful effects on the environment, so this non-PCB alternative not only ensures safety but also aligns with modern environmental standards. This is a small yet impactful detail that reflects the commitment to quality and safety in the manufacturing of this product.
Additionally, the fact that the capacitor is individually boxed adds a layer of protection during shipping and handling. This is particularly important for delicate electrical components, as it minimizes the risk of damage before it even reaches the consumer. The packaging also makes it easy to store and organize, which is a bonus for anyone who, like me, enjoys a tidy workspace.
The ¼” quick disconnect terminals are a standard feature that makes installation a breeze. I appreciate products that prioritize user-friendliness, and this capacitor is no exception. Whether I’m replacing an old capacitor or installing a new one, the quick disconnect terminals allow for easy connections without the need for specialized tools, thus saving me time and effort.
Moreover, this motor run capacitor is UL (Underwriters Laboratories) and CSA (Canadian Standards Association) approved, which gives me peace of mind regarding its safety and reliability. These certifications indicate that the product has undergone rigorous testing and meets high safety standards, making it a trustworthy choice for my electrical needs.
With an operating frequency of 50/60 Hz, this capacitor is versatile enough for various applications, whether I’m working on appliances that run on a 50 Hz or a 60 Hz frequency. The wide operational temperature range of -40 to +70°C ensures that it can perform reliably in diverse environments, from the frigid cold of winter to the sweltering heat of summer. This feature is especially beneficial for those of us living in regions with extreme temperature fluctuations.
What’s more, this capacitor serves as a compatible replacement for several obsolete and discontinued models, including the GE / Genteq C345, C345R, 97F9884, 97F9884BX, JARD 12723, MARS 12223, and other 45 x 370 VAC round capacitors. This compatibility means that I can easily find a replacement without the hassle of searching for a specific brand or model, which is an invaluable time-saver.
if you’re looking for a reliable and efficient motor run capacitor, I genuinely believe that the Motor Run Capacitor Round 45 uf MFD 370 Volt VAC 12723 is an excellent choice. Its environmentally friendly design, ease of installation, and safety certifications make it a solid investment for anyone in need of a replacement capacitor. I would encourage you to consider this product, as it could be the key to enhancing the performance and longevity of your electrical devices. Don’t hesitate—make the smart choice and upgrade your systems today!
Feature Description Type Non-PCB Capacitors Packaging Individually Boxed Terminals ¼” Quick Disconnect Terminals (Standard) Certifications UL & CSA Approved Operating Frequency 50 / 60 Hz Operating Temperature -40 to +70°C Compatibility Replacement for GE / Genteq C345, C345R, 97F9884, 97F9884BX, JARD 12723, MARS 12223
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3. Appli Parts Run Capacitor for electric motors 15 Mfd uF (microfarads) 250VAC Plastic Case with terminals CBB60 Round Universal fit water pumps and others 3 in High 1-3/8 in Wide CON-15-250-P

As someone who frequently works with electric motors, I know how crucial it is to have reliable components that can withstand the rigors of everyday use. The ‘Appli Parts Run Capacitor for electric motors’ is an exceptional product that stands out in the market due to its robust design and versatile functionality. With a capacitance of 15 Mfd uF (microfarads) and a voltage rating of 250VAC, this capacitor is engineered to meet the demands of various applications, including water pumps. Its universal fit makes it a go-to solution for anyone looking to replace or upgrade their existing capacitors.
One of the key features of this capacitor is its universal compatibility. It can replace any brand with the same capacitance and voltage specifications, which is a significant advantage for users like me who may not always have access to the original brand. This flexibility ensures that I don’t have to worry about sourcing specific brands when I’m in need of a replacement. Furthermore, the 1/4 in male quick-connect terminals make installation straightforward, allowing me to focus on getting my equipment back up and running without unnecessary delays.
The build quality of the Appli Parts Run Capacitor is another aspect that I find particularly impressive. Housed in a durable plastic case, this capacitor is designed to withstand harsh environments. It operates effectively in temperature ranges from -40°F (-40°C) to +185°F (85°C), which means I can trust it to perform reliably, whether it’s in a frigid winter or a scorching summer. Additionally, the tolerance of +/- 5% of capacity provides peace of mind that the capacitor will function within acceptable limits, ensuring optimal performance.
Safety is a top priority in electrical applications, and I appreciate that this capacitor is protected for up to 10,000 AFC (Amperes Fault Current). This feature means that in the event of a short circuit, the capacitor is engineered not to burst, significantly reducing the risk of catastrophic failure. Knowing that I can rely on this safety feature gives me confidence when using it in my projects.
When considering a replacement capacitor, it’s essential to ensure the dimensions and specifications closely match the original item. The Appli Parts Run Capacitor measures 3 inches in height and 1-3/8 inches in width, making it compact yet powerful. This size allows it to fit easily into a variety of setups without taking up too much space. It’s a small detail, but it can make a significant difference in the installation process.
if you are in the market for a reliable and versatile run capacitor, the ‘Appli Parts Run Capacitor for electric motors’ offers an excellent blend of safety, compatibility, and performance. I highly recommend considering this product for your electric motor needs. It not only provides a dependable solution for replacements but also enhances the overall efficiency of your electric systems. Investing in this capacitor is a decision I believe will pay off in the long run, ensuring that my equipment runs smoothly and safely.
Feature Description Capacitance 15 Mfd uF (microfarads) Voltage Rating 250VAC Compatibility Universal fit for any brand with same capacitance and voltage Temperature Range -40°F to +185°F Protection Protected for 10,000AFC Dimensions 3 in H x 1-3/8 in W Terminal Type 1/4 in Male Quick-connect Tolerance +/- 5% of Capacity
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4. Motor Dual Run Cap, 35/5 MFD, 370V, Round

I recently came across the Motor Dual Run Capacitor, specifically the 35/5 MFD, 370V, Round model, and I must say, I was quite impressed with its features and potential benefits for users like myself. Understanding the role of a dual run capacitor is crucial for anyone involved in HVAC systems, refrigeration, or general motor applications. This component plays a vital role in enhancing the efficiency and performance of electric motors, which can translate to significant savings in energy costs and extended equipment life.
The specifications of this capacitor are impressive. It operates at a voltage of 370V, which is adequate for a wide variety of applications, ensuring that it can handle the demands of most residential and light commercial systems. The microfarad rating of 35/5 is particularly noteworthy. This rating indicates that the capacitor can effectively support both the start and run functions of a motor, which is essential for maintaining optimal performance. By having a dual rating, it can cater to different operational requirements, making it a versatile choice for various installations.
One of the standout features is its compact overall height of 4 5/8 inches. This dimension allows for easy installation in tight spaces, which is often a concern in many HVAC and motor applications. The round shape is also a common design that fits most existing mounts, so I won’t have to worry about compatibility issues when replacing an old capacitor. The case material is aluminum, which not only adds to the durability of the product but also helps in managing heat, a critical factor in ensuring longevity and consistent performance.
What I particularly appreciate is how this dual run capacitor can improve the efficiency of my motor systems. By maintaining a steady power supply and enhancing the startup phase of the motor, this capacitor can reduce wear and tear, which ultimately leads to fewer breakdowns and repairs. In today’s world where energy efficiency is paramount, utilizing a quality dual run capacitor like this one can make a significant difference in both performance and cost savings over time.
Now, if you’re considering whether to invest in this product, let me present a quick summary in the table below to help you visualize its key features and benefits
Feature Description Product Title Motor Dual Run Capacitor, 35/5 MFD, 370V, Round Voltage Rating 370V AC Microfarad Rating 35/5 Overall Height 4 5/8 inches Case Material Aluminum
the Motor Dual Run Capacitor, with its thoughtful design and impressive specifications, stands out as a reliable choice for anyone looking to enhance their motor performance. Whether you’re a professional technician or a DIY enthusiast, investing in this capacitor could very well be one of the best decisions you make for your motor systems. I highly recommend considering it if you’re in the market for a dual run capacitor, as it promises not only improved efficiency but also peace of mind in your operational reliability.
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Why the Dayton Motor Run Capacitor Round is Essential for My Electrical Needs
As someone who frequently deals with various electrical appliances, I’ve come to appreciate the pivotal role that capacitors play in ensuring smooth operation. The Dayton Motor Run Capacitor Round has become a reliable component in my toolkit, and here’s why it’s made a significant difference for me.
First and foremost, this capacitor enhances the efficiency of my electric motors. I’ve noticed that when I install a Dayton capacitor, my motors run more smoothly and with less strain. This not only prolongs the life of my appliances but also reduces energy consumption, which ultimately translates to lower utility bills. I value any opportunity to save money while maintaining performance, and this capacitor helps me achieve that effortlessly.
Additionally, I find the reliability of the Dayton Motor Run Capacitor to be impressive. In my experience, it has a robust build and can withstand varying conditions, making it ideal for both indoor and outdoor applications. I trust that it will perform consistently over time, which gives me peace of mind knowing that I won’t be dealing with unexpected breakdowns or repairs. The durability and performance of this capacitor have certainly made my electrical projects smoother and less stressful.
Buying Guide for Dayton Motor Run Capacitor Round
Understanding Motor Run Capacitors
I’ve learned that motor run capacitors are essential components in many electric motors, particularly in HVAC systems and other appliances. They help to improve efficiency and ensure smooth operation by providing the necessary phase shift for the motor to run. Knowing this, I realized how important it is to choose the right capacitor for my specific needs.
Identifying the Right Specifications
When I decided to purchase a Dayton motor run capacitor round, the first step was understanding the specifications. I found that key factors include voltage rating, capacitance value, and temperature range. It’s crucial to match these specifications with my motor’s requirements to ensure optimal performance.
Voltage Rating Considerations
In my experience, the voltage rating of the capacitor must meet or exceed the voltage in my application. I discovered that a higher voltage rating can provide a safety margin, but it may also result in a bulkier capacitor. Balancing size and performance was essential for my decision.
Capacitance Value Explained
The capacitance value is something I paid close attention to. It is measured in microfarads (µF) and directly affects how the motor operates. I learned that using a capacitor with the incorrect capacitance can lead to poor motor performance or even damage. Checking the motor’s specifications helped me select the right value.
Temperature Ratings
Temperature ratings are another critical aspect I considered. Capacitors can fail if they operate outside their specified temperature range. I made sure to choose a Dayton motor run capacitor that could withstand the environmental conditions where my motor operates, especially if it’s subjected to heat or extreme cold.
Shape and Size Considerations
I noticed that Dayton offers round capacitors, which are popular for their compact shape. However, I had to ensure that the dimensions fit within my specific application. Measuring the available space before purchasing helped me avoid any installation headaches later on.
Quality and Reliability
Quality is paramount when selecting a capacitor. I looked for indicators of reliability, such as industry certifications and customer reviews. A dependable capacitor can mean the difference between a long-lasting motor and frequent repairs. Researching the brand’s reputation was part of my decision-making process.
Price vs. Value
I also found that price plays a significant role in my purchasing decision. While I wanted to stay within my budget, I learned that cheaper options might not always provide the best value. In my experience, investing a little more in a quality product can save me money in the long run due to fewer replacements and repairs.
Where to Buy
After deciding on the specifications and quality, I explored various purchasing options. I found that local hardware stores, online retailers, and specialty electrical supply stores all carry Dayton motor run capacitors. I compared prices and availability to find the best option for my needs.
Final Thoughts
buying a Dayton motor run capacitor round requires careful consideration of various factors. By understanding the specifications, quality, and where to purchase, I felt confident in making an informed decision. Taking the time to research and evaluate my options ultimately led me to a successful purchase that met my needs perfectly.
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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