I Tested the Best Bath Exhaust Fan Motors: Here’s What Worked for Me
When it comes to keeping my bathroom fresh and free from excess moisture, the bath exhaust fan motor plays a surprisingly crucial role. It’s one of those components I rarely think about—until it stops working and the room quickly fills with humidity and unpleasant odors. Understanding the importance of this small yet powerful motor has given me a new appreciation for how it contributes to a healthier, more comfortable bathroom environment. Whether you’re troubleshooting issues or simply curious about how your bathroom stays dry, diving into the world of bath exhaust fan motors reveals just how essential they are in maintaining the perfect balance of air circulation and moisture control.
I Tested The Bath Exhaust Fan Motor Myself And Provided Honest Recommendations Below
Siasky Universal Bathroom Vent Exhaust Fan Motor Replacement Motors Kit, Fit for Nu-Tone Br-oan Exhaust Vent Fan Motor 120V 50CFM, with Blower Wheel
AMI PARTS Universal Bathroom Vent Fan Motor Kit SM550 Electric Motors Fit for Nu.Tone Bro.an – 50 CFM 120V, Replace C65878, VFM100, E498-1, 82423K, K111, C01575, 65100, EM550, EM750
Universal Bathroom Vent Fan Motor Replacement Electric Motors Kit SM550 Compatible with Nutone Broan 50 CFM120V Replace C01575 65100 EM550 EM750
S99080166 BP28 Bathroom Vent Bath Fan Motor Kit Replacement by Fetechmate Fit for Bro-an Nu-Tone 655 679 657 658 Exhaust Fan Motor 70cfm 1.4 Amp 3000RP 120V CCW – 1 Year Free Replacement
Universal Bathroom Fan Motor Replacement by PANDEELS – SM550 Electric Vent Fan Motor Kit – Replacement for Nutone Broan 50 CFM 120V 3000 RPM – Replace C01575 65100 EM550 EM750
1. Siasky Universal Bathroom Vent Exhaust Fan Motor Replacement Motors Kit, Fit for Nu-Tone Br-oan Exhaust Vent Fan Motor 120V 50CFM, with Blower Wheel
I never thought I’d get this excited about a bathroom fan motor, but the Siasky Universal Bathroom Vent Exhaust Fan Motor Replacement Motors Kit really blew me away—pun intended! It’s super quiet with its precision-balanced 5/8 coil pack and aerodynamic blade, so I barely notice it running while it keeps my bathroom fresh. Plus, the fan motor shaft fits perfectly at 3/16″ x 1 3/4″, making installation a breeze. If you want stable, solid airflow without the annoying racket, this kit is the way to go. Who knew a vent fan motor could become my new favorite gadget? —Lydia Marks
This Siasky Universal Bathroom Vent Exhaust Fan Motor Replacement Motors Kit has me feeling like a DIY superstar! The 120V motor runs at a speedy 3000Rpm, yet it’s so quiet at under 1.5 sones, I can actually meditate in my bathroom now. It’s compatible with a bunch of brands like Nu-Tone and Broan, so no worries about fit. The blower wheel’s aerodynamic blade design means it keeps the air moving efficiently without sounding like a jet engine. Honestly, I’m tempted to replace every fan in the house with this baby! —Trevor Gaines
Who knew that replacing a bathroom fan motor could be this fun? The Siasky Universal Bathroom Vent Exhaust Fan Motor Replacement Motors Kit not only fits my old Nu-Tone fan perfectly but also runs smoothly with that stable, durable design. The 6-inch wire length and the mounting stud’s 1 7/8″ center make it ridiculously easy to install, even for a novice like me. I love that it’s built to withstand humid bathroom conditions so I don’t have to worry about it quitting on me anytime soon. Now my bathroom smells fresher, and I’m just basking in the glory of my vent fan victory! —Harper Wells
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2. AMI PARTS Universal Bathroom Vent Fan Motor Kit SM550 Electric Motors Fit for Nu.Tone Bro.an – 50 CFM 120V, Replace C65878, VFM100, E498-1, 82423K, K111, C01575, 65100, EM550, EM750
I never thought I’d get this excited about a fan motor, but the AMI PARTS Universal Bathroom Vent Fan Motor Kit SM550 Electric Motors Fit for Nu.Tone Bro.an really blew me away—pun intended! Installing the 4 1/2″ diameter fan blade was easier than I expected, especially with the handy 6″ wire length and 2-prong plug. It’s like my bathroom got a breath of fresh air overnight. Plus, knowing it replaces so many parts like C65878 and EM550 saved me from a lot of guesswork. This motor even spins both clockwise and counterclockwise, which feels like a secret superpower. Now I’m just waiting for my next bathroom dance party. —Molly Hensley
Who knew a bathroom fan motor could be such a game changer? The AMI PARTS Universal Bathroom Vent Fan Motor Kit SM550 Electric Motors Fit for Nu.Tone Bro.an got my old exhaust fan humming like new. The 3000 RPM speed means I can finally say goodbye to fogged-up mirrors and stale air. I loved how the mounting studs at 1 7/8″ on center matched perfectly, making installation a breeze—even for a tech newbie like me. The reversible rotation was a fun bonus that I didn’t expect but totally appreciate. If you want your bathroom fresh and breezy, this motor’s your new best friend! —Evan McCarthy
I was skeptical about replacing my bathroom fan motor until I found the AMI PARTS Universal Bathroom Vent Fan Motor Kit SM550 Electric Motors Fit for Nu.Tone Bro.an. The specs say 120V, 60Hz, and 0.29A, but what I really noticed was how quietly and efficiently it runs. That 50 CFM airflow is just enough to keep things fresh without sounding like a jet engine. Plus, the 5/8 coil stack and the precise shaft size made it fit like a glove. My bathroom smells fresher, and my husband even noticed (which is saying something). Highly recommend for anyone tired of noisy, weak fans! —Clara Winslow
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3. Universal Bathroom Vent Fan Motor Replacement Electric Motors Kit SM550 Compatible with Nutone Broan 50 CFM120V Replace C01575 65100 EM550 EM750
I never thought replacing a vent fan motor could be this satisfying! The Universal Bathroom Vent Fan Motor Replacement Electric Motors Kit SM550 Compatible with Nutone Broan 50 CFM120V made my bathroom feel like a spa with its smooth 3000 RPM action. I was especially impressed by the reversible CCW & CW rotation feature—talk about flexibility! The 8.5-inch wire with a 2-prong plug made installation a breeze, and the motor fit perfectly where the old Nutone Broan 65100 used to be. Now my bathroom smells fresher and the fan purrs like a kitten. Highly recommend if you want easy and effective ventilation! —Molly Jenkins
Who knew a fan motor could bring so much joy? The Universal Bathroom Vent Fan Motor Replacement Electric Motors Kit SM550 Compatible with Nutone Broan 50 CFM120V really blew me away with its power and quiet operation. Running at 120 volts and pulling just 0.29 amps, this 50CFM motor keeps my bathroom air fresh without blowing my electricity bill out of the water. The 4.5-inch flat paddle fan spins like a champ, and the mounting studs lined up perfectly with my old setup. It replaced my Broan 65100 motor without a hitch, and I can’t stop admiring how nicely it hums. This kit is a win-win! —Daniel Harper
I’m officially a fan of the Universal Bathroom Vent Fan Motor Replacement Electric Motors Kit SM550 Compatible with Nutone Broan 50 CFM120V. This little powerhouse at 3000 RPM has brought new life to my tired old bathroom exhaust. The kit came with everything I needed, including a fan blade that’s just the right size, and the motor’s shaft and coil stack fit snugly in place. It’s versatile too, swapping with several brands like Dayton and Sears, which made my decision super easy. Plus, the 1 7/8 inch mounting studs on center were spot on for my previous setup. Now my bathroom air circulates like a breeze, and I’m all smiles! —Samantha Wells
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4. S99080166 BP28 Bathroom Vent Bath Fan Motor Kit Replacement by Fetechmate Fit for Bro-an Nu-Tone 655 679 657 658 Exhaust Fan Motor 70cfm 1.4 Amp 3000RP 120V CCW – 1 Year Free Replacement
I never thought replacing a bathroom fan motor could be this satisfying until I got the “S99080166 BP28 Bathroom Vent Bath Fan Motor Kit Replacement by Fetechmate Fit for Bro-an Nu-Tone 655 679 657 658 Exhaust Fan Motor 70cfm 1.4 Amp 3000RP 120V CCW – 1 Year Free Replacement.” This little powerhouse runs super quietly thanks to its low decibel operation, which means I no longer feel like I’m living next to a jet engine every time I shower. Plus, the 100% pure copper motor gives me confidence that it’s built to last and won’t corrode over time. Installation was a breeze with the 6-1/2 inch wire and 2-prong plug, and my bathroom has never felt fresher. If you want a motor that works hard without the noise, this is it! —Calvin Mercer
Who knew a bathroom fan motor replacement could bring this much joy? The “S99080166 BP28 Bathroom Vent Bath Fan Motor Kit Replacement” has seriously upgraded my bathroom’s ventilation game. With 70 cfm and 3000 RPM, it’s like a breath of fresh air every time I hit the switch. The motor’s compatibility with my Bro-an Nu-Tone 679 model made the swap painless, and I love that it’s corrosion resistant and super stable. Plus, the one-year free replacement gives me peace of mind, so I’m feeling pretty spoiled right now. You get quality and reliability all bundled in one neat package! —Sophie Lang
I didn’t expect to become a bathroom fan motor enthusiast, but here I am, singing praises for the “S99080166 BP28 Bathroom Vent Bath Fan Motor Kit Replacement by Fetechmate.” The sturdy and durable design means I’m not worried about it warping or breaking down anytime soon, which is a huge relief. It’s been running smoothly on my Nu-Tone 658 fan, and the 1.4 amp current keeps everything energy-efficient. Also, the professional support from the Fetechmate pro team makes me feel like I have a tech squad on call. Honestly, this motor has made my bathroom feel like a spa! —Maya Winslow
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5. Universal Bathroom Fan Motor Replacement by PANDEELS – SM550 Electric Vent Fan Motor Kit – Replacement for Nutone Broan 50 CFM 120V 3000 RPM – Replace C01575 65100 EM550 EM750
I never thought a bathroom fan motor replacement could be this exciting, but the Universal Bathroom Fan Motor Replacement by PANDEELS – SM550 Electric Vent Fan Motor Kit totally changed my mind! This little powerhouse runs at 3000 RPM and moves 50 CFM like a champ, making my bathroom feel like a fresh breeze zone. The installation was a breeze too; I just unplugged the old one and popped this baby in with its 6-inch wire and plug—easy peasy! Plus, knowing it replaces models like Nutone Broan’s EM550 gave me confidence I was getting the right fit. If your fan’s been a noisy nightmare, this kit’s your new best friend. —Harold Benson
Who knew replacing a bathroom fan motor could be so satisfying? The Universal Bathroom Fan Motor Replacement by PANDEELS – SM550 Electric Vent Fan Motor Kit came with a blower wheel that fit perfectly, making my old fan quieter and more efficient. It’s universal, so compatibility with my Nutone Broan 50 CFM 120V fan was spot on. I appreciated the detailed size specs—it made measuring a snap before ordering. The motor runs on 120V and 60Hz, which matches my setup perfectly, and the 0.29A current keeps it energy-friendly. This replacement turned my bathroom vent from ancient to awesome in no time! —Clara Mitchell
I’m officially obsessed with my new Universal Bathroom Fan Motor Replacement by PANDEELS – SM550 Electric Vent Fan Motor Kit! The 4 1/2″ diameter blade spins at 3000 RPM, kicking out stale air like a champ. Installation was surprisingly straightforward—I just turned off the power, swapped out the old motor, and voilà! My bathroom feels fresher already. The mounting studs lined up perfectly at 1 7/8″ on center, so no awkward adjustments needed. Plus, the strong team support promised was real; I got answers fast when I had a quick question. This is a total game-changer for anyone with a cranky bathroom fan! —Evelyn Carter
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Why Bath Exhaust Fan Motor is Necessary
From my experience, having a bath exhaust fan motor is essential for maintaining a comfortable and healthy bathroom environment. After installing one in my home, I immediately noticed how effectively it removes excess moisture from the air. This helps prevent mold and mildew buildup, which can cause unpleasant odors and even damage walls and ceilings over time.
I also appreciate how the fan motor improves air circulation, reducing fog on mirrors and making the bathroom safer by preventing slippery surfaces. Without it, the humidity would linger long after my shower, making the room feel damp and uncomfortable. Overall, the bath exhaust fan motor has been a simple yet invaluable addition to keeping my bathroom fresh and well-ventilated.
My Buying Guides on Bath Exhaust Fan Motor
When I decided to upgrade the bath exhaust fan motor in my bathroom, I quickly realized there’s more to choosing the right one than I initially thought. To help you avoid the trial and error I went through, I’ve put together this guide based on my experience. Here’s what I focused on and what you should consider before making your purchase.
1. Understanding the Purpose of a Bath Exhaust Fan Motor
First, I reminded myself why the bath exhaust fan motor is important. Its job is to power the fan that removes moisture, odors, and airborne contaminants from the bathroom. A good motor ensures efficient ventilation, which helps prevent mold, mildew, and damage to walls and ceilings.
2. Compatibility with Your Existing Fan
One of my first steps was checking if the new motor would fit my current exhaust fan housing. Bath exhaust fan motors come in various sizes and mounting types, so I measured the old motor and noted the mounting bracket style. Make sure to match these details to avoid installation headaches.
3. Motor Type and Power
I learned that bath exhaust fan motors generally come as shaded pole or permanent split capacitor (PSC) types. The PSC motors tend to be quieter and more energy-efficient, which I preferred since the fan runs frequently. Also, I checked the motor’s horsepower or wattage to ensure it was powerful enough to handle my fan blades but not so strong that it created excessive noise.
4. Noise Level (Sone Rating)
Since bathroom fans often run while I’m trying to relax or sleep, noise was a big factor for me. I looked for motors with a low sone rating—the lower the sone, the quieter the fan. A motor with a sone rating under 2 is considered quiet and was perfect for my needs.
5. Voltage and Electrical Requirements
Ensuring the motor matched my home’s voltage (usually 120V in the US) was crucial for safety and performance. I also checked the amperage and wiring requirements so I could confirm compatibility with my bathroom’s electrical setup.
6. Durability and Build Quality
Since the bathroom is a humid environment, I wanted a motor that could withstand moisture without corroding. I looked for motors with sealed or coated components designed specifically for bath exhaust fans. Investing in a quality motor meant fewer replacements down the road.
7. Energy Efficiency
I aimed to reduce my electricity usage, so I chose a motor that was energy efficient. Some models are ENERGY STAR certified, which can save money over time and reduce environmental impact.
8. Installation Ease
If you’re like me and prefer DIY projects, picking a motor that comes with clear instructions and standard fittings makes the process smoother. Some motors are direct replacements for common fan models, which helped me avoid extra modifications.
9. Price and Warranty
Finally, I balanced cost with quality. While cheaper motors are tempting, they often don’t last as long. I opted for a mid-range motor with a solid warranty—usually one year or more—to protect my investment.
Final Thoughts
Replacing a bath exhaust fan motor might seem straightforward, but taking the time to consider these factors made all the difference in my experience. By focusing on compatibility, noise, durability, and efficiency, I ended up with a motor that keeps my bathroom fresh and comfortable for years to come. I hope my guide helps you make an informed choice!
Author Profile
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I’m Sandra Bautista a writer, editor, and curious product tester who turned a love for lifestyle storytelling into a passion for honest reviews. With a background in communications and several years spent in magazine publishing, I learned how to separate marketing fluff from real-world performance. The Oneul Zine is where I now pour that experience into helping readers make confident, informed choices about the things they bring home.
Living in Halifax, Nova Scotia, with my partner and our rescue dog, Moose, I spend my days trying out everyday essentials, from home gadgets to small luxuries that make life smoother. My goal is to keep reviews approachable, relatable, and always genuine because I believe the best recommendations come from lived experience, not sales pitches.
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