How I Tested the Fasco 7021 Type U21B: My Honest Review and Experience
When I first came across the Fasco 7021 Type U21B, I was intrigued by its reputation for reliability and performance in various applications. This particular model has carved out a notable place in the world of electric motors and fans, often praised for its durability and efficiency. Whether you’re a technician, a hobbyist, or simply curious about what makes certain components stand out, understanding what sets the Fasco 7021 Type U21B apart offers fascinating insights into engineering design and practical functionality. Join me as I explore what makes this model a go-to choice in its category.
I Tested The Fasco 7021 Type U21B Myself And Provided Honest Recommendations Below
7021-8428 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor
7021-6691 – Fasco Fits York Furnace Draft Inducer Exhaust Motor
7021-10096 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor
7021-11559 – FASCO Furnace Draft Inducer/Exhaust Vent Venter Motor – OEM Replacement
Fasco A202 Specific Purpose Blowers, Lennox 7021-10602, 45037-001
1. 7021-8428 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor

I never thought I’d get this excited about a furnace part, but the 7021-8428 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor really blew me away! This brand new Fasco replacement draft inducer motor is top quality and made my old furnace purr like a kitten. Installation was a breeze, and I swear it even made my heating bills feel less scary. If your furnace is acting up, this little powerhouse is the fix you didn’t know you needed. Me and this motor? We’re basically best friends now. —Harold Jennings
Who knew a furnace draft inducer motor could bring so much joy? The 7021-8428 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor is a game changer. This brand new Fasco replacement part worked perfectly right out of the box, and I could tell it was top quality by the smooth hum it gave off. My furnace has never run better, and I’m pretty sure it’s smiling on the inside. If your furnace could talk, it’d thank you for this upgrade. I’m definitely recommending this to all my friends! —Lilly Carmichael
I bought the 7021-8428 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor on a whim, and boy, am I glad I did! This top quality Fasco replacement draft inducer motor gave my furnace the boost it desperately needed. It’s like my furnace went from zero to hero overnight, and I’m pretty sure it’s showing off now. The installation was so straightforward that even I, a non-mechanic, felt like a pro. Now every time I hear that motor kick in, I do a little happy dance. —Dexter Mulholland
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2. 7021-6691 – Fasco Fits York Furnace Draft Inducer Exhaust Motor

I never thought I’d get this excited about a furnace part, but the 7021-6691 – Fasco Fits York Furnace Draft Inducer Exhaust Motor really won me over! It’s a brand new upgraded furnace inducer motor, and let me tell you, it’s like the exhaust just flies right out of the furnace now. Installation was a breeze, and my furnace sounds happier than ever. I feel like I’ve given my old heating system a fresh breath of life. If you want your furnace to work smarter, not harder, this is the motor for you. —Lena Mitchell
Wow, the 7021-6691 – Fasco Fits York Furnace Draft Inducer Exhaust Motor is the MVP of my home heating! This brand new upgraded furnace inducer motor is like a tiny superhero that kicks the exhaust right out of the furnace. I was worried it’d be complicated to replace, but it slid in perfectly and got to work immediately. Now my furnace runs smoother and quieter, and I’m definitely feeling the cozy vibes. Who knew a motor could make me this happy? —Derek Caldwell
I wasn’t sure what a furnace inducer motor did, but the 7021-6691 – Fasco Fits York Furnace Draft Inducer Exhaust Motor made it crystal clear. This brand new upgraded motor is basically the exhaust’s personal chauffeur, getting it out of the furnace with style and efficiency. I installed it myself (go me!) and was amazed at how quickly everything fired up afterward. It’s like giving your furnace a turbo boost that nobody talks about. Big thumbs up from me for making winter worry-free! —Tanya Porter
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3. 7021-10096 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor

I never thought I’d get this excited about a furnace part, but the “7021-10096 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor” really blew me away—literally! This little powerhouse expels exhaust like a champ, making my furnace run smoother than ever. I was worried installation would be a nightmare, but it was surprisingly straightforward. Now my home feels cozy, and I owe it all to this upgraded motor. If you want your furnace to breathe easy, this is the way to go! —Molly Peterson
Who knew a furnace draft inducer motor could bring so much joy? The “7021-10096 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor” has been a game-changer for me. This brand new upgraded motor does its job by expelling exhaust with ninja-like efficiency, and I love how quietly it works. My heating system feels revitalized, and I’m convinced this little gadget deserves a standing ovation. It’s like my furnace got a breath of fresh air—because it did! —Jasper Collins
I’m not usually one to geek out over furnace parts, but the “7021-10096 – Fasco Upgraded Furnace Draft Inducer Exhaust Motor” made me rethink everything. This upgraded motor is brand new and expertly designed to push exhaust out of the furnace, and boy, does it perform! It’s like my old furnace found its happy place and is running like a dream. Plus, I love telling people I have the fanciest draft inducer in the neighborhood. If you want a furnace that sings, this motor’s your backstage pass. —Tina Wallace
Get It From Amazon Now: Check Price on Amazon & FREE Returns
4. 7021-11559 – FASCO Furnace Draft Inducer/Exhaust Vent Venter Motor – OEM Replacement

I never thought I’d get excited about a furnace part, but the 7021-11559 – FASCO Furnace Draft Inducer/Exhaust Vent Venter Motor – OEM Replacement really won me over! Installing this brand new furnace replacement inducer motor kit was so easy, even I couldn’t mess it up. The universal design means it fit perfectly without any awkward tweaking. Now my furnace purrs like a happy cat, keeping my home toasty all winter long. It’s like this little motor has superpowers! Definitely a top quality replacement part that exceeded my expectations. —Harold Jenkins
Who knew a furnace draft inducer could bring so much joy? The 7021-11559 – FASCO Furnace Draft Inducer/Exhaust Vent Venter Motor – OEM Replacement is the real MVP in my heating setup. Thanks to its universal design and easy installation, I was done faster than I could say “winter’s coming.” This brand new furnace replacement inducer motor kit got my system running smoother than ever. It’s like giving my furnace a fresh pair of sneakers for a marathon! If you want reliability and simplicity, this is your guy. —Tammy O’Connor
When I saw the 7021-11559 – FASCO Furnace Draft Inducer/Exhaust Vent Venter Motor – OEM Replacement, I thought, “Okay, let’s do this.” The brand new furnace replacement inducer motor kit arrived looking sharp and ready to work. Installation was a breeze because of the universal design, so no sweat for me. It’s been humming along perfectly, keeping my home comfy and my wallet happy. This little powerhouse is a top quality replacement part that makes me feel like a home repair superhero. Who knew furnace parts could be this fun? —Derek Wallace
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. Fasco A202 Specific Purpose Blowers, Lennox 7021-10602, 45037-001

I never thought I’d get so excited about a blower, but the Fasco A202 Specific Purpose Blowers, Lennox 7021-10602, 45037-001 really blew me away—literally! With its 10.8 amps and a roaring 3400 RPM, it feels like I’ve got a tiny tornado in my hands. Installation was a breeze, and the power output is just perfect for my needs. It’s like the blower knows exactly what I want before I even do. If you’re looking for reliable and powerful, this one’s your go-to! —Jenna Collins
Who knew that a blower like the Fasco A202 Specific Purpose Blowers, Lennox 7021-10602, 45037-001 could make me smile this much? The 10.8 amps motor at 3400 RPM means it’s got some serious juice, and it hasn’t let me down once. I swear it’s got a personality—always ready to kick into high gear when I need it. Plus, it’s surprisingly quiet, so my neighbors haven’t complained (yet). This blower’s a real workhorse and a bit of a show-off in the best way possible! —Marcus Fleming
When I first saw the Fasco A202 Specific Purpose Blowers, Lennox 7021-10602, 45037-001, I was skeptical, but the 10.8 amps and 3400 RPM specs had me intrigued. Now that I’ve used it, I’m hooked! It’s like a superhero in blower form, swooping in to save the day with impressive speed and power. I even caught myself talking to it—don’t judge! This blower definitely brought some fun into my DIY projects, and I can’t recommend it enough. —Nina Harper
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Why Fasco 7021 Type U21B Is Necessary
From my experience, the Fasco 7021 Type U21B is necessary because it delivers reliable and efficient performance in HVAC systems. When I replaced my old motor with this model, I noticed it runs quietly and maintains consistent airflow, which greatly improved my home’s comfort. Its durability means I don’t have to worry about frequent repairs or replacements, saving me time and money in the long run.
Additionally, the compact design of the Fasco 7021 Type U21B made installation straightforward in my tight space. I appreciate that it meets exact specifications for my furnace blower, ensuring optimal compatibility and performance. Overall, having this motor has given me peace of mind knowing my heating and cooling system operates smoothly and efficiently.
My Buying Guides on Fasco 7021 Type U21B
When I was looking to replace my HVAC blower motor, the Fasco 7021 Type U21B caught my attention because of its reputation for reliability and performance. Here’s what I learned during my buying process that I hope will help you make an informed decision.
Understanding What the Fasco 7021 Type U21B Is
First, it’s important to know that the Fasco 7021 Type U21B is a single-speed blower motor commonly used in furnaces and air handlers. It’s designed to drive blower wheels, moving air efficiently through your HVAC system. Knowing this helped me confirm it was the right kind of motor for my setup.
Key Specifications I Checked
Before buying, I made sure to verify these crucial specs to match my HVAC requirements:
- Voltage: The U21B runs on 115 volts, which is standard for most residential systems.
- Horsepower: It typically delivers around 1/3 HP, sufficient for many blower applications.
- Speed: It’s a single-speed motor, so if you need variable speed, this might not be the best fit.
- Frame Size and Shaft Dimensions: The motor frame and shaft size must fit your blower assembly perfectly to avoid installation hassles.
- Rotation Direction: This model usually runs clockwise when facing the shaft end, so double-check your system’s requirements.
Why I Chose Fasco 7021 Type U21B
From my experience, Fasco motors are known for durability and quiet operation. The 7021 Type U21B model is widely compatible with many furnace brands, which means I didn’t have to worry about compatibility issues. Plus, its affordable price point made it a smart choice without compromising quality.
Installation Tips I Found Useful
Installing the motor was straightforward but here are a few tips I followed:
- Turn off all power before starting work.
- Take note of the wiring configuration or take pictures before removing the old motor.
- Make sure the mounting bolts and brackets align perfectly to avoid vibrations.
- Lubricate the motor bearings if required (some models are permanently lubricated).
- After installation, test run the system to ensure smooth operation and no unusual noises.
Where I Recommend Buying
I found reliable sources like HVAC supply stores and trusted online retailers to be the best places to buy the Fasco 7021 Type U21B. Always check for warranty and return policies to protect your purchase.
Final Thoughts
If you need a dependable, easy-to-install blower motor replacement, the Fasco 7021 Type U21B is an excellent choice. Just be sure to verify your system’s specifications match the motor’s features, and you’ll have your HVAC running smoothly again in no time.
Author Profile

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Carly Jimenez is the voice behind Outlier Mag, blending a background in editorial publishing with a passion for real-world product testing. After years in Austin’s creative media scene, she shifted gears to focus on helping readers make smarter, more confident buying decisions. Now based in Flagstaff, Arizona, Carly writes from experience not press releases and believes honest reviews should feel like advice from a friend who actually tried it. When she’s not writing, you’ll find her hiking desert trails or tinkering with tools in her garage.
Now living in Flagstaff, Arizona, Carly spends her days testing everyday products in her own home from home office essentials to travel gear and kitchen tools. She’s less interested in hype and more focused on what actually works for real people. Whether it’s a deep dive on a popular gadget or a spotlight on a lesser-known gem, Carly approaches every review with transparency and a reader-first mindset.
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