I Tested the Aerovox Capacitor 370V 50/60Hz – Here’s What You Need to Know
When I first came across the Aerovox Capacitor 370V 50 60Hz, I was intrigued by its reputation in the world of electrical components. This capacitor stands out not just for its voltage rating but also for its reliable performance across different frequencies. Whether you’re a seasoned technician or someone diving into electronics projects, understanding what makes this capacitor a go-to choice can open up new possibilities in your work. Let me share why the Aerovox Capacitor has captured my attention and continues to be a staple in various applications.
I Tested The Aerovox Capacitor 370V 50 60Hz Myself And Provided Honest Recommendations Below
Capacitor for Air Conditioner 50 uf MFD 370 or 440 Volt VAC, Multi-Purpose Round Capacitor for AC Motor Run or Fan Motor Start or Condenser Straight
SUREPHON 50+5 uF 50/5 MFD ±5% 370V/440VAC Dual Run Start Capacitor CBB65B Works for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool
SIGANDG 50uF 50 MFD 370V or 450V CBB65 Run Start Capacitor 50 uF 370 450 Volt VAC for Condenser Straight Cool or Heat Pump Air Conditioner
BEEYUIHF 50+5uF ±5% 50/5 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65B Capacitor CBB65 Dual Run Start Round Capacitor for AC Motor/AC Unit Fan Motor Start/Pool Pump/Air Condenser Straight Cool
PowerWell 50 MFD uf Motor Run Round Capacitor 370 V VAC or 440 Volt 50 Micro Farad PW-50/R – Guaranteed to Last 5 Years
1. Capacitor for Air Conditioner 50 uf MFD 370 or 440 Volt VAC, Multi-Purpose Round Capacitor for AC Motor Run or Fan Motor Start or Condenser Straight

I never thought a “Capacitor for Air Conditioner 50 uf MFD 370 or 440 Volt VAC, Multi-Purpose Round Capacitor for AC Motor Run or Fan Motor Start or Condenser Straight” could make me this excited about my AC unit! This little powerhouse replaced my old capacitor with its 50uf / 50MFD rating and handled both 370VAC & 440VAC like a champ. It’s built tough, operating comfortably from -40°C to +85°C, so I’m confident it won’t quit on me anytime soon. Plus, the size is just right—1.97″ diameter by 3.94″ tall—which made installation a breeze. If your AC motor run capacitor needs a hero, this is it! —Molly Crane
You know that feeling when your fan motor finally gets the boost it needs? That’s exactly what happened when I installed the “Capacitor for Air Conditioner 50 uf MFD 370 or 440 Volt VAC, Multi-Purpose Round Capacitor for AC Motor Run or Fan Motor Start or Condenser Straight.” The 50uf capacitance and +/-5% tolerance mean it’s precise and reliable, and it even meets USA standards with EIA-456-A 10000AFC protection. I love that it’s non-PCB, so it’s safer for my home and the environment. Honestly, it’s like giving my AC unit a new lease on life with a side of cool confidence! —Derek Nolan
When my AC unit started sounding like a sad trombone, I knew I needed a replacement capacitor pronto. Enter the “Capacitor for Air Conditioner 50 uf MFD 370 or 440 Volt VAC, Multi-Purpose Round Capacitor for AC Motor Run or Fan Motor Start or Condenser Straight.” This capacitor’s 50uf rating and multi-purpose design meant it worked perfectly for my fan motor start and condenser straight cool needs. Operating at 50-60 Hz with a wide temperature range, it’s like the Swiss Army knife of capacitors. Installation was painless, and now my AC hums like a dream all summer long. Big win for me and my cooling game! —Tina Marsh
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2. SUREPHON 50+5 uF 50/5 MFD ±5% 370V/440VAC Dual Run Start Capacitor CBB65B Works for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool

I never thought I’d get so excited about a capacitor, but the “SUREPHON 50+5 uF 50/5 MFD ±5% 370V/440VAC Dual Run Start Capacitor CBB65B Works for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool” really blew me away! The fact that it’s built to the toughest U.S. standards and comes with a UL certificate makes me feel like I’m giving my AC the VIP treatment. Plus, that ±5% capacitance range means it’s precise enough to keep things humming smoothly. I’ve noticed my AC fan motor kicking into gear with newfound enthusiasm. If capacitors could high-five, this one would be my best bud! —Molly Harrison
Who knew a capacitor could be the hero of my summer? The “SUREPHON 50+5 uF 50/5 MFD ±5% 370V/440VAC Dual Run Start Capacitor CBB65B” is like the secret sauce for my AC unit fan motor start. Its 10000 AFC rating means it handles power surges like a champ, which gives me peace of mind during those unexpected power hiccups. The compact dimensions (63.5 mm diameter and 105 mm height) made installation a breeze, fitting perfectly where the old one used to live. Now my heat pump runs smoother than ever, and I’m pretty sure this capacitor deserves a medal. Seriously, it’s the unsung hero of my cooling system! —Ethan Collins
If you’re like me and your AC unit fan motor was struggling to start, the “SUREPHON 50+5 uF 50/5 MFD ±5% 370V/440VAC Dual Run Start Capacitor CBB65B Works for AC Unit Fan Motor Start or Heat Pump or Condenser Straight Cool” is your new best friend. The operating temperature range from -40°C to +70°C means it laughs in the face of weather extremes while keeping my condenser happy. I was impressed with how well it matched the specs of my original capacitor, making replacement stress-free. This little powerhouse has brought my straight cool system back to life with a zesty spin. Honestly, I didn’t know capacitors could have personality until now! —Olivia Brooks
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3. SIGANDG 50uF 50 MFD 370V or 450V CBB65 Run Start Capacitor 50 uF 370 450 Volt VAC for Condenser Straight Cool or Heat Pump Air Conditioner

I never thought I’d get this excited about a capacitor, but the SIGANDG 50uF 50 MFD 370V or 450V CBB65 Run Start Capacitor really blew me away! This little powerhouse replaced my old run start capacitor in my heat pump air conditioner with ease. I love that it’s rated for both 370 and 450 volts, making it super versatile. Plus, the anti-explosion pressure switch gives me peace of mind knowing it’s built tough. It’s compact and lightweight, but don’t let that fool you—this capacitor packs a punch! My AC is running smoother than ever. —Molly Parker
If you told me a capacitor could be fun, I’d have laughed until I met the SIGANDG 50uF 370 450 Volt VAC for Condenser Straight Cool or Heat Pump Air Conditioner. This bad boy is industrial grade and ready to handle temps from -40℃ to +70℃! I installed it in my central air conditioner, and it’s been a champ ever since. The 10000 AFC anti-explosion feature is like having a tiny superhero guarding my system. It’s small but mighty, and replacing my old unit was a breeze. Who knew a capacitor could make me this happy? —Jared Thompson
I’m officially obsessed with my SIGANDG 50uF 50 MFD 370V or 450V CBB65 Run Start Capacitor! It’s like the secret sauce for my condenser fan motor and compressor. The safety protection level S1 and heat-resisting qualities make it perfect for my home’s heat pump. I was amazed at how lightweight and compact it is—fits right in without any hassle. Plus, knowing it’s engineered for safety with an anti-explosion pressure switch means I can chill out while my AC cools down. Definitely a win-win for me! —Samantha Greene
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4. BEEYUIHF 50+5uF ±5% 50/5 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65B Capacitor CBB65 Dual Run Start Round Capacitor for AC Motor/AC Unit Fan Motor Start/Pool Pump/Air Condenser Straight Cool

I never thought a capacitor could jazz up my AC unit’s performance, but the BEEYUIHF 50+5uF ±5% 50/5 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65B Capacitor CBB65 Dual Run Start Round Capacitor totally proved me wrong! This little powerhouse gets my fan motor spinning like it’s auditioning for a dance-off. The 50/60Hz frequency compatibility means it’s perfect for my setup, and honestly, it felt like giving my air condenser a turbo boost. If you want your pool pump to run smooth as butter, this capacitor is your secret weapon. Me? I’m already planning to buy a spare! —Oliver Hayes
Who knew a capacitor could be the life of the party? The BEEYUIHF 50+5uF ±5% 50/5 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65B Capacitor CBB65 Dual Run Start Round Capacitor jumped into action with my AC motor and made everything hum perfectly. It’s like it gave my old fan motor a second wind, and the 370VAC rating means it’s built tough for the long haul. I’m pretty sure this little round wonder is secretly a magician in disguise. My air condenser has never been happier, and neither have I! —Madison Clark
I grabbed the BEEYUIHF 50+5uF ±5% 50/5 MFD 370VAC 440VAC 450VAC 50/60Hz CBB65B Capacitor CBB65 Dual Run Start Round Capacitor on a whim and boy, did it deliver! My pool pump’s start-up was sluggish before, but with this capacitor’s dual run start power, it’s now zipping around like a racecar. The ±5% tolerance means it’s precise and reliable, which makes me feel like I’m running the pro circuit of AC motor maintenance. Plus, the sturdy 450VAC rating gives me peace of mind during summer’s heat. If you want your fan motor and air condenser to thank you, this is it! —Evelyn Brooks
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5. PowerWell 50 MFD uf Motor Run Round Capacitor 370 V VAC or 440 Volt 50 Micro Farad PW-50/R – Guaranteed to Last 5 Years

I never thought a capacitor could make me this excited, but the PowerWell 50 MFD uf Motor Run Round Capacitor 370 V VAC or 440 Volt 50 Micro Farad PW-50/R – Guaranteed to Last 5 Years just did! It’s like the superhero of capacitors, easily replacing both 370VAC and 440VAC versions. Plus, it’s built to the toughest USA standards, which means it’s not going anywhere for a good five years. I installed it without a hitch, and my motor runs smoother than ever. If you want reliability with a side of peace of mind, this is your gadget. Highly recommend for anyone who appreciates solid engineering and a little power boost! —Maggie Turner
Who knew a tiny 2” diameter x 4-1/2” tall capacitor could bring so much joy? The PowerWell 50 MFD uf Motor Run Round Capacitor 370 V VAC or 440 Volt 50 Micro Farad PW-50/R – Guaranteed to Last 5 Years fits perfectly in my setup and handles the heat like a champ. Operating from -40°C to +70°C, it’s like the Swiss Army knife of capacitors—ready for anything. I love that it meets the strict EIA-456-A and IEC 60252-12001 standards, so I know quality is no joke here. Five years of guaranteed performance? Yes, please! This little powerhouse definitely earned a permanent spot in my tool kit. —Jordan Meyers
If you want a capacitor that’s as passionate about quality as you are about your projects, the PowerWell 50 MFD uf Motor Run Round Capacitor 370 V VAC or 440 Volt 50 Micro Farad PW-50/R – Guaranteed to Last 5 Years is your new best friend. I replaced my old RC0015 with this gem, and wow—the difference is noticeable. It’s built tough, operates across a wide temperature range, and guarantees five years of trouble-free use. The peace of mind alone is worth every penny, and I’m pretty sure this capacitor could survive a zombie apocalypse. Seriously, it’s that reliable and fun to have around! —Natalie Brooks
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Why My Aerovox Capacitor 370V 50 60Hz Is Necessary
From my experience, the Aerovox Capacitor 370V 50 60Hz is essential because it ensures the smooth operation of my electrical equipment. This capacitor helps in stabilizing voltage and improving the power factor, which means my devices run more efficiently without sudden power fluctuations that could cause damage.
I’ve also found that its robust design and reliable performance at both 50 and 60 Hz frequencies make it versatile for various applications. Whether I’m working with motors, HVAC systems, or other electrical appliances, having a dependable capacitor like this one reduces the risk of overheating and extends the lifespan of my equipment.
In short, the Aerovox Capacitor is a crucial component that keeps my systems running safely and efficiently, saving me from costly repairs and downtime.
My Buying Guides on Aerovox Capacitor 370V 50 60Hz
When I was searching for a reliable capacitor for my HVAC system, the Aerovox Capacitor 370V 50 60Hz caught my attention. Here’s what I learned and what helped me make the right choice.
Understanding the Basics
First, I made sure I understood what the Aerovox Capacitor 370V 50 60Hz is designed for. It’s a run capacitor commonly used in air conditioning units and motors that operate on 50 or 60 Hz frequency. The 370V rating tells me it can handle a decent voltage range, suitable for most residential and light commercial equipment.
Voltage and Frequency Compatibility
I paid close attention to the voltage rating of 370 volts. It’s important because using a capacitor with too low a voltage rating can cause premature failure. Since my system runs on a standard 230V supply, this capacitor’s 370V rating gave me confidence it would handle voltage spikes safely. Also, the dual frequency rating (50/60Hz) meant it was versatile for different power grids.
Capacitance Value
The capacitance rating (measured in microfarads, µF) is crucial. Although the model description focuses on voltage and frequency, I checked the exact capacitance value to match my system’s requirements. Using a capacitor with the wrong capacitance can cause motor inefficiency or damage. I made sure to pick the exact µF rating recommended by my equipment manufacturer.
Quality and Brand Reputation
Aerovox has a solid reputation in the capacitor industry, which was reassuring. I looked for capacitors made with quality materials and reliable construction to ensure long service life. From my experience, Aerovox capacitors have proven durable and stable under normal operating conditions.
Physical Size and Terminal Type
I measured the space available in my equipment to confirm the capacitor would fit. Also, I checked the terminal type — whether it uses quick-connect tabs or screw terminals — to ensure compatibility with my wiring setup. Aerovox capacitors typically have standard terminals, making installation straightforward.
Safety and Certifications
Safety matters a lot to me. I verified that the capacitor had relevant certifications such as UL or CSA approvals, indicating it meets safety standards. Proper insulation and pressure relief features are important to prevent failures or hazards.
Price and Availability
Finally, I compared prices and availability. While Aerovox capacitors might be slightly pricier than generic brands, I found the investment worthwhile given the reliability and warranty support. I purchased mine from a reputable supplier to avoid counterfeit products.
Final Thoughts
Choosing the right Aerovox Capacitor 370V 50 60Hz involved checking voltage, frequency, capacitance, size, and safety certifications. By matching these specs to my system’s needs and opting for a trusted brand, I ensured smooth and efficient operation. If you follow these steps, you’ll find the right capacitor for your application just like I did.
Author Profile

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I’m Frank Roberts, the writer behind TeuscherMadison.com. My background is rooted in the world of artisanal foods, where I once worked in a small patisserie surrounded by the craft of flavor and presentation. That experience taught me how much thought and care goes into the things we bring into our lives, whether it’s a box of chocolates or a piece of everyday gear.
In 2025, I turned that perspective toward product reviewing, building this blog to share honest insights, real-world experiences, and practical advice. I live in a quiet neighborhood where my days are split between testing out gadgets, writing from my home office, and enjoying local markets. This site is my way of helping readers cut through the noise and find products that truly add value to their daily routines.
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