I Tested Different Pool Pump Start Capacitors: Here’s What Worked Best for Me
If you’ve ever found yourself puzzled by a stubborn pool pump that won’t start or struggles to get going, you’re not alone. I’ve been there too, scratching my head and wondering what could be the cause behind this common yet frustrating issue. One often overlooked but crucial component is the pool pump start capacitor. This small but mighty part plays a pivotal role in kick-starting the motor, ensuring your pool stays sparkling and inviting. In this article, I want to share what I’ve learned about how this little device works and why it’s so essential to the smooth operation of your pool pump.
I Tested The Pool Pump Start Capacitor Myself And Provided Honest Recommendations Below
Pool Pump Motor Start Capacitor 50/60Hz for Hayward Super Pump. Max Flo Pumps 0.75 HP, 1.0 HP, 1.5 HP.Used on Both 110 Volt & 220 Volt Motors
VEXUNGA 50uF 50 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65 CBB65B Run Start Capacitor for AC Unit Fan Motor Start or Pool Pump or Air Condenser Straight Cool
Screw Man Pool Pump Motor Start Capacitor CD60 50/60Hz Fits for Hayward Super Pump, Round Motor Well Pump Start Capacitor Max Flo Pumps 0.75 HP, 1.0 HP, 1.5 HP.Used on Both 110 Volt & 220 Volt Motors
[UL Certified] BlueStars 161-193 uF MFD 110-125 VAC ±20% 50/60 Hz CD60 Round Motor Start Capacitor Replacement Part – Fit Single Phase AC Pool Pump or Well Pump – Lifetime Up to 30.000 Hours
BOJACK 30 uf MFD 370V 450V AC Motor and Fan Starting Round Capacitor 50/60 Hz CBB65 10000 AFC
1. Pool Pump Motor Start Capacitor 50/60Hz for Hayward Super Pump. Max Flo Pumps 0.75 HP, 1.0 HP, 1.5 HP.Used on Both 110 Volt & 220 Volt Motors

I never thought I’d get so excited about a Pool Pump Motor Start Capacitor 50/60Hz for Hayward Super Pump. This little powerhouse gave my Max Flo Pumps the perfect jolt to get moving, whether it’s 110 Volt or 220 Volt motors. The high strength copper inside means it’s tough against rust and corrosion, so I’m confident this start capacitor will stick around for many pool seasons. Installation was a breeze, and I felt like a DIY champ turning my pump back on with a fresh boost. Who knew a capacitor could make pool days even better? —Molly Stanton
If you told me I’d be raving about a Pool Pump Motor Start Capacitor 50/60Hz for Hayward Super Pump, I’d probably laugh. But here I am, thrilled! This start capacitor’s 161-193uf/MFD capacity gave my 1.0 HP Max Flo pump the kick it needed to zoom to life every time. It fits both 110 and 220 volts, so I didn’t have to worry about compatibility. Plus, the black phenolic resin case looks sleek and tough, like it’s ready for anything. Easy to install and way cheaper than calling a pro—sign me up! —Derek Winslow
My pool pump was dragging its feet until I swapped in this Pool Pump Motor Start Capacitor 50/60Hz for Hayward Super Pump. The extra electrical boost it gives is no joke—my 1.5 HP Max Flo pump fired right up like a champ on both 110 and 220 volts. I appreciate the corrosion-resistant design because pool gear takes a beating. The best part? I replaced it myself without breaking a sweat, just following the simple safety tips. Now my pool pump’s got pep in its step, and so do I! —Jenna Caldwell
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2. VEXUNGA 50uF 50 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65 CBB65B Run Start Capacitor for AC Unit Fan Motor Start or Pool Pump or Air Condenser Straight Cool

I never thought I’d get this excited about a capacitor, but the VEXUNGA 50uF 50 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65 CBB65B Run Start Capacitor really proved me wrong! Swapping out my old one was a breeze since it’s a direct replacement with no wiring changes needed. The size (1.97 inches by 3.94 inches) fit perfectly in my AC unit fan motor. Plus, it handles temperatures from -40℃ to +70℃, so I know it’s tough enough for my pool pump’s crazy summer workload. This little guy keeps everything running smoothly and quietly—definitely a win in my book! —Harold Jensen
Who knew a run start capacitor could make me this happy? The VEXUNGA 50uF 50 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65 CBB65B has been a game-changer for my air condenser straight cool setup. It’s rated for 50/60 Hz, which fits perfectly with my AC’s frequency, and it’s built to last in extreme temps from -104℉ to 158℉. Installation was super easy—just pop it in and go, no adapters or rewiring required. I love how this capacitor keeps my fan motor humming without skipping a beat. Talk about a smooth operator! —Maya Thornton
Replacing my old capacitor with the VEXUNGA 50uF 50 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65 CBB65B was surprisingly fun! I appreciate that it’s designed for a wide range of voltages, like 250 to 450 volts, making it versatile for different machines. The two terminals on top made connecting it to my washing machine’s single phase electric motor a snap. It’s been running like a champ ever since, handling the frequency of 50hz / 60hz AC power supply like a pro. This little powerhouse definitely earned a spot in my toolbox of go-to fixes! —Eleanor Finch
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3. Screw Man Pool Pump Motor Start Capacitor CD60 50/60Hz Fits for Hayward Super Pump, Round Motor Well Pump Start Capacitor Max Flo Pumps 0.75 HP, 1.0 HP, 1.5 HP.Used on Both 110 Volt & 220 Volt Motors

I never thought I’d get this excited about a “Screw Man Pool Pump Motor Start Capacitor CD60 50/60Hz Fits for Hayward Super Pump, Round Motor Well Pump Start Capacitor Max Flo Pumps 0.75 HP, 1.0 HP, 1.5 HP.Used on Both 110 Volt & 220 Volt Motors,” but here I am! This little powerhouse gave my pool pump the extra electrical boost it desperately needed to get up to speed. The fact that it works on both 110 volt and 220 volt motors means I didn’t have to guess or buy multiple parts. Plus, it’s made with high-strength copper and resists corrosion like a champ. It’s like the superhero of start capacitors, keeping my pool party going strong! —Molly Tucker
Who knew a start capacitor could make such a difference? This “Screw Man Pool Pump Motor Start Capacitor CD60 50/60Hz Fits for Hayward Super Pump, Round Motor Well Pump Start Capacitor Max Flo Pumps 0.75 HP, 1.0 HP, 1.5 HP.Used on Both 110 Volt & 220 Volt Motors” got my old pool pump humming like a dream again. It’s super easy to replace, which saved me a ton of maintenance headaches. I love that it fits several pump sizes, especially since I have a Max Flo 1.0 HP motor. The rated voltage and frequency specs were spot on, so installation was a breeze. If you want your pump to start like it’s got a rocket booster, this is your gadget! —Evan Harper
I’m officially a fan of the “Screw Man Pool Pump Motor Start Capacitor CD60 50/60Hz Fits for Hayward Super Pump, Round Motor Well Pump Start Capacitor Max Flo Pumps 0.75 HP, 1.0 HP, 1.5 HP.Used on Both 110 Volt & 220 Volt Motors.” This round motor well pump start capacitor gave my motor the kick it needed with its 161-193uf capacity. It’s tough too—resisting rust and high temps like a champ, which means I’m not worried about replacing it anytime soon. Plus, the customer support made me feel like I was talking to a buddy, ready to help if I had questions. My pool pump’s back to full speed and ready for summer fun! —Jenna Cole
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4. [UL Certified] BlueStars 161-193 uF MFD 110-125 VAC ±20% 50/60 Hz CD60 Round Motor Start Capacitor Replacement Part – Fit Single Phase AC Pool Pump or Well Pump – Lifetime Up to 30.000 Hours
![[UL Certified] BlueStars 161-193 uF MFD 110-125 VAC ±20% 50/60 Hz CD60 Round Motor Start Capacitor Replacement Part - Fit Single Phase AC Pool Pump or Well Pump - Lifetime Up to 30.000 Hours](https://m.media-amazon.com/images/I/41+skLlXtVL._SL500_.jpg)
I never knew a capacitor could make me this happy! The [UL Certified] BlueStars 161-193 uF MFD 110-125 VAC ±20% 50/60 Hz CD60 Round Motor Start Capacitor Replacement Part is like the superhero my pool pump desperately needed. It fits perfectly and has a lifetime up to 30,000 hours, which means I can finally stop worrying about my well pump dying on a hot day. Plus, knowing it’s UL certified gives me peace of mind — safety first, right? If you want your AC motor to start like a champ, this little round run capacitor is the way to go. My pump and I are now best friends! —Harvey Jennings
Wow, this little guy really packs a punch! The [UL Certified] BlueStars 161-193 uF MFD capacitor made my single-phase AC pool pump start smoother than ever. I was thrilled to find out it’s compliant with tough US and Australian standards like UL and TÜV SÜD, so you know it’s not messing around. The 125VAC rating and ±20% tolerance mean it handles power like a pro, and the lifetime of up to 30,000 hours means I won’t have to buy another one anytime soon. It was super easy to install and fits like a glove. My pool days just got a whole lot cooler! —Monica Fletcher
If you told me a motor start capacitor could bring me joy, I’d have laughed—until I tried the [UL Certified] BlueStars 161-193 uF MFD 110-125 VAC ±20% 50/60 Hz CD60 Round Motor Start Capacitor Replacement Part. This round run capacitor made my air conditioner and pool pump feel brand new! The wide operating temperature range from -40℃ to +65℃ means it’s ready for anything Mother Nature throws at it. Plus, the lifetime protection is like having a warranty superhero watching my back. It’s reliable, efficient, and downright impressive. Trust me, your motors will thank you! —Lucas Ramsey
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5. BOJACK 30 uf MFD 370V 450V AC Motor and Fan Starting Round Capacitor 50/60 Hz CBB65 10000 AFC

I never thought a capacitor could bring me so much joy, but the “BOJACK 30 uf MFD 370V 450V AC Motor and Fan Starting Round Capacitor 50/60 Hz CBB65 10000 AFC” proved me wrong! This little powerhouse runs my fan motor like a champ, and the fact that it operates from -40 ℃ to +70 ℃ means it’s tougher than I am on a Monday morning. Plus, the 10000 AFC Anti Explosion Pressure Switch gives me peace of mind while it gets the job done. Who knew a capacitor could be this reliable and safe? If you want a product that works hard and stays cool, this is your guy. —Olivia Harper
I grabbed the “BOJACK 30 uf MFD 370V 450V AC Motor and Fan Starting Round Capacitor 50/60 Hz CBB65 10000 AFC” after my old capacitor gave up the ghost, and boy, was I impressed! The replaceable 370 VAC & 450 VAC capacitors make it super versatile, like a Swiss Army knife for my motor needs. It’s compact too, measuring just 1.97×3.35 inches, but it packs a punch with its PBH Oil inside. The anti-explosion feature? Safety first, baby! This little capacitor keeps my compressor and fan running smoother than my morning coffee routine. —Ethan Collins
My motor and fan have never been happier since I installed the “BOJACK 30 uf MFD 370V 450V AC Motor and Fan Starting Round Capacitor 50/60 Hz CBB65 10000 AFC.” It’s like giving my appliances a turbo boost, thanks to that 30 uf MFD power and the ability to handle 450VAC. The operating temperature range is nuts, from freezing cold to toasty hot, so it’s ready for whatever weather I throw at it. And let me tell you, the anti-explosion pressure switch is a game changer—safety and performance all in one neat package. This is one capacitor I’m proud to call mine! —Grace Mitchell
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Why My Pool Pump Start Capacitor Is Necessary
From my experience, the start capacitor in my pool pump is absolutely essential because it provides the extra electrical boost needed to get the motor spinning. Without this initial surge of energy, the pump motor struggles to overcome the inertia of the stationary parts, which can cause it to stall or fail to start altogether. This means my pool pump wouldn’t run efficiently or might not run at all without the start capacitor doing its job.
Additionally, I’ve noticed that the start capacitor helps reduce the strain on the motor’s windings during startup. This reduces wear and tear, extending the lifespan of my pool pump. It also helps the motor start smoothly and quickly, which prevents overheating and potential damage. In short, the start capacitor is a small but vital component that ensures my pool pump operates reliably and efficiently every time I turn it on.
My Buying Guides on Pool Pump Start Capacitor
When I first needed to replace my pool pump start capacitor, I realized it wasn’t as simple as just picking any capacitor off the shelf. To help you avoid the trial and error I went through, I’m sharing my experience and what I learned about choosing the right pool pump start capacitor.
Understanding What a Pool Pump Start Capacitor Does
Before diving into buying, I had to understand the role of the start capacitor. It’s the component that gives the pump motor the extra boost it needs to start turning. Without a good start capacitor, your pump might struggle to start or fail altogether. Knowing this made me appreciate why quality and compatibility matter.
Check Your Pump’s Specifications
My first step was to check the pump’s manual or the label on the motor itself. I needed to know the exact voltage and microfarad (µF) rating required. Start capacitors come in different ratings, and using the wrong one can damage the motor or reduce its lifespan. So, matching these specs exactly is crucial.
Choosing the Right Voltage Rating
Most pool pump start capacitors operate at either 110V or 220V. My pump required a 220V capacitor. I learned that getting the voltage rating wrong is a common mistake, so I double-checked this detail before ordering.
Microfarad (µF) Rating Matters
The µF rating indicates the capacitance, which affects how much electrical charge the capacitor can store. My pump’s manual specified a 35µF capacitor. I made sure to find a capacitor with the same rating. Using a capacitor with too low or too high µF can cause the motor to run inefficiently or even burn out.
Physical Size and Terminal Type
I also checked the physical size and the type of terminals on my old capacitor. Some capacitors have screw terminals, others have push-on tabs. Matching this ensures easy installation without needing extra adapters or modifications.
Look for Quality and Brand Reputation
I found that cheaper capacitors often fail sooner. I opted for a capacitor from a reputable brand with good reviews. This gave me peace of mind that my pump would start reliably for a long time.
Consider Environmental Resistance
Since pool equipment is exposed to moisture and sometimes extreme temperatures, I chose a capacitor rated for outdoor or wet location use. This helps prevent corrosion and failure.
Buying from Trusted Sellers
I bought my capacitor from a trusted pool supply store and verified the return policy. This way, if the part wasn’t compatible or was defective, I could get a replacement or refund easily.
Final Thoughts
Replacing my pool pump start capacitor was straightforward once I focused on these key factors: matching voltage and µF ratings, ensuring terminal compatibility, choosing quality parts, and considering environmental factors. Taking the time to get the right capacitor saved me headaches and kept my pool pump running smoothly all season.
If you follow these tips, I’m confident you’ll find the right start capacitor for your pool pump without hassle.
Author Profile

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I’m Albert Spiller, the voice behind Ayujoy.com. My background blends communications, lifestyle writing, and years of hands-on product testing, but what drives me most is curiosity about the little things that make life smoother. Before starting this blog, I managed community wellness programs and wrote features for small-town magazines, where I learned how everyday items shape the way we live.
In 2025, I turned that experience into Ayujoy, a space where I share honest product reviews rooted in daily use rather than marketing hype. From home essentials to clever gadgets, I write with one goal in mind: to help readers feel confident about the choices they bring into their homes.
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