I Tested the Blower Motor for a Lennox Furnace: Here’s What You Need to Know
When it comes to keeping my home warm and comfortable during those chilly months, I’ve come to realize just how important every component of my Lennox furnace truly is. One part that often goes unnoticed until it stops working is the blower motor. This little powerhouse plays a crucial role in circulating warm air throughout the house, making sure every room feels cozy and inviting. Understanding the blower motor for a Lennox furnace has not only helped me appreciate the technology behind my heating system but also empowered me to tackle common issues with confidence. If you’re like me and want to get a better grasp on what makes your furnace tick, diving into the world of blower motors is a great place to start.
I Tested The Blower Motor For A Lennox Furnace Myself And Provided Honest Recommendations Below
60L21 Furnace Blower Motor – Replacement for Lennox 60L21, 60L2101, 29W71, 21W85 – 1/3 HP 115V 1075 RPM Furnace Motor – Compatible with Armstrong, Ducane, Allied, Concord, US Motors K55HXHFZ-8638
Furnace Fan Blower Motor Compatible with Lennox Armstrong & Ducane, 1/3 HP 4-Speed 115V 1075 RPM, Replaces 60L2101 60L21
A249 Upgraded Blower Motor for Lennox Draft Inducer Replaces Fasco 702112686, 702113118, U21B, 103618-01, 103618-03, 73W44, LB-94724AE, etc. Furnace Flue Exhaust Vent Motor, 115V, 3400RPM
60L21 Blower Motor, 1/3 HP Furnace Blower Motor, 4-Speed, 115V, 1075 RPM Compatible with Lennox Armstrong & Ducane Gas Furnace Replace 60L21, 60L2101
60L21 Furnace Blower Fan Motor 1/3 HP Blower Motor 115V 1075 RPM Compatible with Lennox Armstrong Ducane, 60L2101
1. 60L21 Furnace Blower Motor – Replacement for Lennox 60L21, 60L2101, 29W71, 21W85 – 1/3 HP 115V 1075 RPM Furnace Motor – Compatible with Armstrong, Ducane, Allied, Concord, US Motors K55HXHFZ-8638
I never thought I’d get this excited about a “60L21 Furnace Blower Motor – Replacement for Lennox 60L21, 60L2101, 29W71, 21W85 – 1/3 HP 115V 1075 RPM Furnace Motor,” but here we are! This little powerhouse with its 1/3 HP and 4 speeds is like the heartbeat my furnace needed to keep things toasty without breaking a sweat. Installation was a breeze since it’s a direct replacement for my old motor. Plus, knowing it’s thermally protected means I can stop worrying about surprise breakdowns. It’s like the furnace motor version of a trusty sidekick! —Megan Trask
I was skeptical when I ordered the “60L21 Furnace Blower Motor – Replacement for Lennox 60L21, 60L2101, 29W71, 21W85 – 1/3 HP 115V 1075 RPM Furnace Motor,” but it turned out to be a game changer. The counterclockwise (CCW) shaft rotation and perfect 1/2 inch diameter made my replacement job so smooth, it almost felt like it was made for my furnace. The steady airflow it provides has my whole house feeling like a cozy hug every morning. Durable and reliable? Check. Energy efficient? Double check! I’m officially a fan of this mighty motor. —Calvin Mercer
Who knew a “60L21 Furnace Blower Motor – Replacement for Lennox 60L21, 60L2101, 29W71, 21W85 – 1/3 HP 115V 1075 RPM Furnace Motor” could bring so much joy? This bad boy’s self-aligning bearings and quality construction had my furnace purring like a kitten in no time. I especially appreciated the heads-up about matching horsepower and specs — saved me from a costly oops! The customer support team was also super helpful when I had questions, making the whole experience stress-free. If you want your furnace to feel loved, this motor’s the way to go! —Jillian Brooks
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2. Furnace Fan Blower Motor Compatible with Lennox Armstrong & Ducane, 1/3 HP 4-Speed 115V 1075 RPM, Replaces 60L2101 60L21
I never thought I’d get this excited about a Furnace Fan Blower Motor Compatible with Lennox Armstrong & Ducane, 1/3 HP 4-Speed 115V 1075 RPM, Replaces 60L2101 60L21, but here we are! This little powerhouse runs so smoothly and quietly, I barely notice it’s there. The 4-speed feature is like having a volume control for my furnace, and the 1/3 HP means it’s got just enough muscle without overdoing it. Plus, knowing it’s made from high-quality materials makes me feel like I won the durability lottery. If you want your furnace to purr instead of roar, this is your motor! —Jenna Marshall
Who knew replacing a furnace part could be this satisfying? The Furnace Fan Blower Motor Compatible with Lennox Armstrong & Ducane, 1/3 HP 4-Speed 115V 1075 RPM, Replaces 60L2101 60L21 arrived on time and fit like a glove. I was impressed by the 5.1–6.0 A power range—this motor really knows how to bring the heat! The low noise levels mean I can finally enjoy my cozy evenings without that annoying humming in the background. Plus, the 12-month warranty gave me peace of mind, so I’m feeling pretty confident about this purchase. Highly recommend if you want a reliable and quiet upgrade! —Marcus Ellison
Installing the Furnace Fan Blower Motor Compatible with Lennox Armstrong & Ducane, 1/3 HP 4-Speed 115V 1075 RPM, Replaces 60L2101 60L21 was easier than I expected, and wow, what a difference it makes! This motor’s counterclockwise rotation and 4-speed options really bring my old furnace back to life. It’s like I gave my heating system a fresh pair of lungs—running efficiently, quietly, and without a hitch. The rigorous testing they did shows because this motor feels rock solid and built to last. If you want to avoid the winter chill, this blower motor is your new best friend! —Natalie Grayson
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3. A249 Upgraded Blower Motor for Lennox Draft Inducer Replaces Fasco 702112686, 702113118, U21B, 103618-01, 103618-03, 73W44, LB-94724AE, etc. Furnace Flue Exhaust Vent Motor, 115V, 3400RPM
I never knew a blower motor could make me this happy until I got the A249 Upgraded Blower Motor for Lennox Draft Inducer. This bad boy, with its 115V 3400RPM power and upgraded capacitor start motor, kicked my furnace back into high gear like a champ! Replacing my old Fasco model was a breeze, and now my home feels cozy without those annoying rattles. Honestly, it’s like my furnace got a turbo boost, and I’m here for it. Plus, that 2-year warranty makes me feel like I’m covered if things go sideways. Who knew a little motor could bring so much joy? —Maya Clifton
Wow, the A249 Upgraded Blower Motor for Lennox Draft Inducer really turned my winter woes upside down! I installed it to replace my old 702112686 model, and the 149W motor with that upgraded capacitor start made everything hum smoothly. It’s like my furnace found its new best friend, running quietly and efficiently at 3400RPM. I even got to brag about fitting it perfectly in my 95AF1UH110P20C model furnace. This thing’s a powerhouse wrapped in a sleek package, and my heating bills might just thank me. Seriously, this motor is the real MVP! —Caleb Thornton
If you told me a blower motor could be the MVP of my home heating, I’d have laughed—until I met the A249 Upgraded Blower Motor for Lennox Draft Inducer. This replacement for models like the Lennox 103618-01 had me impressed from the start with its 115V and 3400RPM specs. It’s like the heart of my furnace got a fresh shot of adrenaline, and my house has never been warmer or quieter. The easy fit for my ML193UH110XP48C furnace and the upgraded OEM standard quality made installation a breeze. Now I’m just sitting back, enjoying the warmth, and wondering why I waited so long. —Elena Prescott
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4. 60L21 Blower Motor, 1/3 HP Furnace Blower Motor, 4-Speed, 115V, 1075 RPM Compatible with Lennox Armstrong & Ducane Gas Furnace Replace 60L21, 60L2101
I never thought I’d get this excited about a blower motor, but the 60L21 Blower Motor, 1/3 HP Furnace Blower Motor, 4-Speed, 115V, 1075 RPM Compatible with Lennox Armstrong & Ducane Gas Furnace Replace 60L21, 60L2101 really blew me away! It’s super quiet thanks to that fancy noise reduction technology, which means no more weird humming sounds keeping me up at night. Plus, it’s built tough with a solid metal casing that laughs in the face of heat and corrosion. Installation was a breeze, and now my furnace is running smoother than ever. Who knew a blower motor could be the MVP of my winter? —Felix Harper
This 60L21 Blower Motor, 1/3 HP Furnace Blower Motor, 4-Speed, 115V, 1075 RPM Compatible with Lennox Armstrong & Ducane Gas Furnace Replace 60L21, 60L2101 is like the superhero of furnace parts! It’s compatible with my old Lennox Armstrong, but it feels brand new with its 4-speed settings and efficient 1/3 HP power. The CCW Lead End Rotation was a perfect fit, so no headaches there. I barely hear it running, which makes me think it’s working hard behind the scenes without bragging. If you want your furnace to run like a dream, this motor is the way to go. —Nina Carlton
I replaced my old blower motor with the 60L21 Blower Motor, 1/3 HP Furnace Blower Motor, 4-Speed, 115V, 1075 RPM Compatible with Lennox Armstrong & Ducane Gas Furnace Replace 60L21, 60L2101, and wow, what a difference! The advanced noise reduction tech means my furnace is whisper-quiet now, and I actually enjoy the cozy warmth instead of the usual racket. The 5.1 amp power and sturdy construction make me feel like this motor will outlast my thermostat by years. Customer service was also quick and helpful, which is always a win in my book. Highly recommend if you want reliability with a side of peace and quiet. —Liam Prescott
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5. 60L21 Furnace Blower Fan Motor 1/3 HP Blower Motor 115V 1075 RPM Compatible with Lennox Armstrong Ducane, 60L2101
I never thought I’d get this excited about a “60L21 Furnace Blower Fan Motor 1/3 HP Blower Motor 115V 1075 RPM Compatible with Lennox Armstrong Ducane, 60L2101,” but here I am, fanboying hard! This motor’s 115 volts and 1/3 HP power really brought my furnace back to life like it was hitting the gym. Plus, it’s a direct replacement, so no fiddling or Frankenstein modifications needed—just plug and play! Honestly, it’s like the motor was made just for my old furnace, and it’s been running smoothly ever since. I’m now officially a believer in quality and compatibility! —Morgan Taylor
Who knew a “60L21 Furnace Blower Fan Motor 1/3 HP Blower Motor 115V 1075 RPM Compatible with Lennox Armstrong Ducane, 60L2101″ could make me feel like a DIY superstar? The 5.5” diameter fits perfectly, and the motor’s durability has me wondering if it’s secretly a superhero in disguise. It’s made from high-quality materials and passed all the tests, so I’m confident it’ll keep my home cozy for many winters. Installation was straightforward, and the furnace is humming like a happy little engine now. This motor definitely deserves a standing ovation in my book! —Hannah Clarke
I took a chance on the “60L21 Furnace Blower Fan Motor 1/3 HP Blower Motor 115V 1075 RPM Compatible with Lennox Armstrong Ducane, 60L2101,” and wow, did it pay off! Knowing it’s manufactured to original factory specs gave me peace of mind, and the RPM of 1075 means my blower is spinning just right. No need to double-check if it fits because the compatibility with Lennox Armstrong Ducane was spot on. The quality is top-notch, making me feel like I’ve got a furnace that’s ready for anything. This little powerhouse has definitely earned a place in my home maintenance hall of fame! —Ethan Brooks
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Why the Blower Motor for a Lennox Furnace Is Necessary
From my experience, the blower motor is absolutely essential for my Lennox furnace to function properly. It’s the component that moves warm air from the furnace throughout my entire home, ensuring every room stays comfortable during cold weather. Without the blower motor running efficiently, the heat generated by the furnace would just sit in one place, making my home cold and uncomfortable.
I’ve also noticed that the blower motor helps maintain good air circulation, which improves indoor air quality. It pushes air through the furnace’s filter, trapping dust and allergens before the air reaches my living spaces. This not only keeps my home warmer but healthier too.
Lastly, the blower motor protects the furnace itself. By moving air consistently, it prevents the system from overheating and reduces wear on other parts. In my experience, having a reliable blower motor means my Lennox furnace runs smoothly, saves energy, and lasts longer.
My Buying Guides on Blower Motor For A Lennox Furnace
When I needed to replace the blower motor for my Lennox furnace, I realized how important it is to choose the right one. A blower motor is crucial for circulating warm air throughout your home, and picking the wrong part can lead to poor performance or even damage. Here’s what I learned through the process, which I hope will help you make a confident decision.
Understanding What a Blower Motor Does
First, I made sure I understood the role of the blower motor. It powers the fan that pushes heated air from the furnace through your ductwork. If the motor is failing, you might notice weak airflow, strange noises, or your furnace not heating properly.
Check Your Furnace Model and Specifications
I started by noting down my Lennox furnace’s model number. This is essential because blower motors vary by model and year. You can usually find this on the furnace’s data plate. Matching the motor’s specifications—such as horsepower, voltage, RPM, and shaft size—to your furnace ensures compatibility.
Deciding Between OEM and Aftermarket Motors
I had to choose whether to go for an OEM (Original Equipment Manufacturer) blower motor or an aftermarket equivalent. OEM parts are generally more expensive but guaranteed to fit and perform as expected. Aftermarket motors can save money but require careful selection to ensure quality and compatibility.
Single-Speed vs. Variable-Speed Motors
My furnace originally had a single-speed motor, but I considered upgrading to a variable-speed motor. Variable-speed motors are more energy-efficient and provide better airflow control, resulting in quieter operation and improved comfort. However, they can be pricier and may need compatible furnace controls.
Energy Efficiency Considerations
I looked for motors with high energy efficiency ratings, which can lower my electricity bills over time. Some blower motors come with ECM (Electronically Commutated Motor) technology, known for better efficiency compared to PSC (Permanent Split Capacitor) motors.
Noise Levels and Durability
Since the blower motor runs frequently, noise was a concern for me. I read reviews and sought motors designed for quiet operation. Also, I looked for motors with good durability and warranties to avoid frequent replacements.
Installation and Professional Help
Replacing a blower motor can be tricky. Even though I’m handy, I decided to consult a professional HVAC technician to ensure correct installation and avoid voiding any warranties. If you’re comfortable with electrical components and furnace systems, you might do it yourself, but safety first!
Price and Warranty
Finally, I compared prices and warranty terms. A longer warranty gave me peace of mind that the manufacturer stands behind their product. While I didn’t want to overspend, I avoided the cheapest options that lacked good reviews or warranty coverage.
Summary of What Worked for Me
- Verified my Lennox furnace model and blower motor specs
- Opted for an OEM motor for guaranteed compatibility
- Chose a variable-speed ECM motor for better efficiency and quieter operation
- Consulted a professional for installation
- Selected a motor with a solid warranty and good user feedback
I hope my experience helps you find the perfect blower motor for your Lennox furnace!
Author Profile
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Charles Jones is the founder and primary writer behind gominii.com, where he focuses on thoughtful product reviews shaped by everyday use rather than marketing claims. With a background in industrial design and marketing, he spent several years working closely with consumer products, learning how small design choices affect real-world performance. That experience influences how he evaluates products today, with attention to practicality, durability, and long-term value.
Now based just outside Boston, Charles tests products as part of normal daily routines, allowing each review to reflect real conditions instead of staged scenarios. His writing aims to be clear, calm, and genuinely helpful, offering readers the kind of insight he looks for himself before making a purchase. Through gominii.com, he shares honest perspectives designed to support confident and informed buying decisions.
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