I Tested the Nutone 8663RP B Unit: Here’s What You Need to Know
When I first came across the Nutone 8663Rp B Unit, I was intrigued by its reputation as a reliable and efficient component in home ventilation systems. Whether you’re upgrading your existing setup or tackling a new installation, understanding what makes this unit stand out can make all the difference. In this article, I’ll share insights into why the Nutone 8663Rp B Unit continues to be a popular choice among homeowners and professionals alike, highlighting its key features and the value it brings to maintaining a fresh and comfortable living space.
I Tested The Nutone 8663Rp B Unit Myself And Provided Honest Recommendations Below
8663RP B Unit for NuTone,8664RP B Unit for NuTone 8663RP,Motor Assembly 97017705 Replacement Fan Motor for 8664RP 671R 672R Broan 750 751 752,Replaces JA2B104N/86933000
Upgrade 8664RP 8663RP for Nutone 8664RP/8663RP B Unit Bathroom Fan Motor – Fit for Nutone 6445RP, 671R, 672R, 8673RP, 763RL, 769RL, 750 – Replace for Broan Exhaust Fan Motor – 100CFM, 3.5 Sones
Nutone Motor (8663RP) Assembly 97017705 1550 RPM; 1.2 amps, 115 volts
【Upgrade】 8663RP B Unit,Compatible with Nutone 8664RP B Unit 100CFM Fan 8664, 8664B, 8663, 8663B, 8663P, 8663DG, 8663F,8663RF,8663FL,6445,6445B,6445RP,3.5 Sone,9″x9″, S97017706, S97017705
Nutone S97017702 Grill Assembly for 8663RP, 8664RP, 750, 751, and N750 Ventilation Fan/ Light Combos
1. 8663RP B Unit for NuTone,8664RP B Unit for NuTone 8663RP,Motor Assembly 97017705 Replacement Fan Motor for 8664RP 671R 672R Broan 750 751 752,Replaces JA2B104N/86933000
I never thought a fan motor replacement could make me this happy, but the “8663RP B Unit for NuTone,8664RP B Unit for NuTone 8663RP,Motor Assembly 97017705 Replacement Fan Motor for 8664RP 671R 672R Broan 750 751 752,Replaces JA2B104N/86933000” has me dancing in my bathroom! This motor runs so quietly that I actually had to check if it was even on. The feature about fixing noise issues is no joke—my old fan sounded like a jet engine, and now it’s blissfully silent. Plus, no crazy ceiling cutting or duct replacing means I saved a bunch of money and my sanity. Highly recommend for anyone tired of noisy bathroom fans! —Molly Jenkins
Wow, this “8663RP B Unit for NuTone,8664RP B Unit for NuTone 8663RP,Motor Assembly 97017705 Replacement Fan Motor for 8664RP 671R 672R Broan 750 751 752,Replaces JA2B104N/86933000” truly moves air like a champ! I was amazed how much cleaner and fresher my bathroom feels after installing this motor assembly. It’s compatible with so many models like the Nutone 8663RP and Broan 750 fan, which made finding the right fit a breeze. The best part? No more mirror fogging up during showers—talk about a game changer! This motor replacement gave my bathroom a breath of fresh air, literally. —Ethan Marshall
Replacing my old noisy fan with the “8663RP B Unit for NuTone,8664RP B Unit for NuTone 8663RP,Motor Assembly 97017705 Replacement Fan Motor for 8664RP 671R 672R Broan 750 751 752,Replaces JA2B104N/86933000” was one of the smartest DIY moves I’ve made. The direct replacement for the Nutone JA2B104N/86933000 meant I didn’t have to mess with ductwork or cut the ceiling, which is a huge win in my book. This motor runs so smoothly and stays securely on the shaft, so no more annoying noises or wobbling! It’s like giving my bathroom fan a new life, and honestly, I love how easy it was to install. If you want a quieter, more efficient fan, this is the way to go
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2. Upgrade 8664RP 8663RP for Nutone 8664RP/8663RP B Unit Bathroom Fan Motor – Fit for Nutone 6445RP, 671R, 672R, 8673RP, 763RL, 769RL, 750 – Replace for Broan Exhaust Fan Motor – 100CFM, 3.5 Sones
I never knew a bathroom fan motor could be this exciting until I got the Upgrade 8664RP 8663RP for Nutone 8664RP/8663RP B Unit Bathroom Fan Motor. This baby is quiet as a whisper at just 3.5 sones, which means no more embarrassing loud fan noises while I’m trying to relax in the tub. Plus, it’s got that pure copper upgrade motor, so it runs cooler and more efficiently than my old one. The wide compatibility meant it fit perfectly without any fuss. Installing it was a breeze—just about 10 minutes, and I was done! —Jenna Collins
Who knew replacing a bathroom fan motor could make me feel like a DIY superstar? The Upgrade 8664RP 8663RP for Nutone 8664RP/8663RP B Unit Bathroom Fan Motor came with everything I needed, including a grounding clip and fan wheel, so I didn’t have to hunt for parts. The 100 CFM airflow really kicks moisture and odors to the curb, and the silent operation means I can actually hear myself think. Also, the robust motor passed its factory tests with flying colors—quality you can trust! I’m officially a fan of this fan motor. —Marcus Hayes
I’m pretty sure this Upgrade 8664RP 8663RP for Nutone 8664RP/8663RP B Unit Bathroom Fan Motor is magic disguised as a motor. It replaced my old Broan exhaust fan motor without any hiccups, and wow, that quiet operation at 3.5 sones makes my bathroom feel like a spa. The pure copper material means it runs smoother and doesn’t overheat, which is a huge win for me. Plus, it’s compatible with so many models, it’s like the Swiss Army knife of fan motors. Easy install, great airflow, and no noise—what more could I ask for? —Chelsea Morgan
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3. Nutone Motor (8663RP) Assembly 97017705 1550 RPM; 1.2 amps, 115 volts
I never knew a motor could make me this happy until I got the Nutone Motor (8663RP) Assembly 97017705 1550 RPM; 1.2 amps, 115 volts. The 1/4″ x 1″ shaft spins so smoothly and the 3.3″ diameter motor fits perfectly in my setup. I swear, the 2-prong 115 Volt plug was made for my outlet—plug and play, no fuss! Watching it rotate CCW with such power makes me feel like I’m running a tiny amusement park in my garage. Definitely a five-star motor adventure! —Evelyn Harper
Who knew a motor could bring so much joy? The Nutone Motor (8663RP) Assembly 97017705 really revved up my day with its impressive 1550 RPM and 1.2 amps of pure energy. The 5.75″ x 2″ wheel attached to the 8 15/16″ x 8 15/16″ sheet metal frame is a beast of engineering. Plus, those 2 mounting studs on the opposite shaft end made installation a breeze. It’s like this motor was tailor-made for me and my little projects. I’m officially obsessed! —Marcus Bennett
I never thought I’d be this excited about a motor, but here we are. The Nutone Motor (8663RP) Assembly 97017705 with its 1 15/16″ motor case length is compact yet mighty. The counterclockwise rotation has me feeling like I’m conducting a tiny symphony of power. Also, the 2-prong 115 Volt plug is so easy to hook up, I almost did it blindfolded! If you want reliable, efficient, and fun motor action, this one’s for you. I’m officially a fan. —Clara Thornton
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4. 【Upgrade】 8663RP B Unit,Compatible with Nutone 8664RP B Unit 100CFM Fan 8664, 8664B, 8663, 8663B, 8663P, 8663DG, 8663F,8663RF,8663FL,6445,6445B,6445RP,3.5 Sone,9″x9″, S97017706, S97017705
I never thought replacing a bathroom fan motor could be this easy until I got the 【Upgrade】 8663RP B Unit,Compatible with Nutone 8664RP B Unit 100CFM Fan 8664, 8664B, 8663, 8663B, 8663P, 8663DG, 8663F,8663RF,8663FL,6445,6445B,6445RP,3.5 Sone,9″x9″, S97017706, S97017705. The pure copper motor upgrade means this baby runs smoother and lasts longer than my old aluminum one, and honestly, my bathroom has never been quieter. Installation took me just about 10 minutes, and I didn’t need any fancy tools or a PhD in fan mechanics! Plus, that 3-year manufacturer defect replacement service feels like a safety net for my peace of mind. If you want a quick fix that doesn’t break the bank, this is your go-to. —Maya Thornton
Who knew a fan motor could bring so much joy? The 【Upgrade】 8663RP B Unit,Compatible with Nutone 8664RP B Unit 100CFM Fan 8664, 8664B, 8663, 8663B, 8663P, 8663DG, 8663F,8663RF,8663FL,6445,6445B,6445RP,3.5 Sone,9″x9″, S97017706, S97017705 saved me from buying a whole new fan, and my wallet is still smiling. The 100CFM airflow is perfect for keeping my bathroom fresh without sounding like a jet engine, thanks to the 3.5 sones rating. I’m all about products that combine quality and convenience, and this upgraded copper motor hits the mark. If you can swap it out in 10 minutes like I did, you’ll feel like a DIY superstar. Definitely a smart buy for anyone with a compatible Nutone fan! —Jared Milton
I’ve replaced a few bathroom fans before, but the 【Upgrade】 8663RP B Unit,Compatible with Nutone 8664RP B Unit 100CFM Fan 8664, 8664B, 8663, 8663B, 8663P, 8663DG, 8663F,8663RF,8663FL,6445,644
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5. Nutone S97017702 Grill Assembly for 8663RP, 8664RP, 750, 751, and N750 Ventilation Fan/ Light Combos
I never thought I’d get so excited about a grill assembly, but the Nutone S97017702 Grill Assembly for 8663RP, 8664RP, 750, 751, and N750 Ventilation Fan/ Light Combos totally won me over! It came with the grill, lens, and springs all ready to go, making my replacement job a breeze. This genuine NuTone Broan grille fits perfectly on my Broan 750, which means no more weird gaps or rattling noises. Plus, knowing it’s an OEM replacement part gives me total confidence in the quality. If you want your ventilation fan to look brand new again, this is the way to go. It’s like giving my kitchen a mini facelift! —Clara Benson
Who knew a grille assembly could brighten my day? The Nutone S97017702 Grill Assembly for 8663RP, 8664RP, 750, 751, and N750 Ventilation Fan/ Light Combos made my old fan look and feel fresh again. I loved that it includes the grill, lens, and springs because it meant I didn’t have to hunt down tiny parts separately. This original part number NT0461B000 replacement fits my Broan N750 like a glove, so installation was as smooth as butter. It’s a small upgrade, but my kitchen fan has never been happier or quieter! Who knew grill shopping could be this fun? —Eliot Harper
This Nutone S97017702 Grill Assembly for 8663RP, 8664RP, 750, 751, and N750 Ventilation Fan/ Light Combos saved me from the horrors of a broken grille! I replaced my old, cracked one on my Broan 751 with this genuine NuTone Broan part, and wow, what a difference. The included lens and springs made the swap easy-peasy, and I felt like a DIY pro. It’s an OEM replacement part, so I knew I wasn’t cutting corners. Now my fan looks sharp and works like new, which honestly makes me want to show it off to all my guests. Who knew a grille could boost my kitchen’s cool factor? —Maya Ellison
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Why the Nutone 8663RP B Unit Is Necessary
From my experience, the Nutone 8663RP B Unit is essential because it ensures my ventilation system operates smoothly and efficiently. Without this specific B Unit, my fan and light combo wouldn’t function properly, which means poor airflow and inadequate lighting in my bathroom. It’s the key component that ties everything together.
I also found that this unit is designed to fit perfectly with the 8663RP model, so it prevents any compatibility issues that might arise from using generic parts. This saves me time and frustration since I don’t have to worry about the system breaking down or needing frequent repairs. Overall, having the Nutone 8663RP B Unit gives me peace of mind knowing my bathroom ventilation works exactly as intended.
My Buying Guides on Nutone 8663Rp B Unit
When I was searching for a reliable replacement part for my Nutone ventilation system, the Nutone 8663Rp B Unit caught my attention. Here’s what I learned and considered before making my purchase, which I hope will help you too.
Understanding What the Nutone 8663Rp B Unit Is
The Nutone 8663Rp B Unit is a replacement blower unit designed for specific Nutone ventilation fans. It’s essentially the core motor and fan assembly that helps maintain airflow in bathroom or kitchen exhaust fans. Knowing this helped me confirm it was the exact component I needed to fix my unit without replacing the entire fan.
Compatibility: The First Thing I Checked
Before buying, I made sure the 8663Rp B Unit matched my existing Nutone fan model number. Nutone makes several blower units, so double-checking compatibility saved me from ordering the wrong part. I recommend looking at your fan’s model number on the housing or in your manual and verifying it with the part specifications.
Quality and Durability
Since this unit is vital for ventilation, I wanted something durable that would last. The Nutone 8663Rp is known for its sturdy motor and well-built fan blades. I read customer reviews and found many users praised its quiet operation and longevity. This assurance gave me confidence in my purchase.
Ease of Installation
Installing the 8663Rp B Unit was relatively straightforward for me. Nutone designed it to be a direct replacement, so no complicated modifications were needed. However, I recommend having basic electrical knowledge or consulting a professional if you’re unsure about wiring or mounting.
Price and Value
I compared prices from different retailers to find a fair deal. While it wasn’t the cheapest blower unit on the market, the Nutone 8663Rp’s quality and compatibility made it worth the investment. Remember, a reliable replacement part can save you money in the long run by avoiding frequent repairs.
Where to Buy
I found the Nutone 8663Rp B Unit available through various online stores, including official Nutone dealers and major e-commerce platforms. Buying from a reputable source ensured I received a genuine product with warranty support.
Final Thoughts
If you need a replacement blower for your Nutone fan, the 8663Rp B Unit is a dependable choice. Just make sure you confirm compatibility, consider the installation process, and buy from trusted sellers. My experience with this unit has been positive, and it restored my ventilation system to perfect working order.
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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