I Tested the 1 1/2 Horsepower Electric Motor: My Honest Review and Performance Insights

When I first came across the 1 1 2 horsepower electric motor, I was immediately intrigued by its balance of power and efficiency. Whether you’re tackling a home project or managing industrial machinery, understanding what this motor brings to the table can make all the difference. It’s fascinating how such a compact unit can deliver reliable performance across a variety of applications, sparking curiosity about its design, capabilities, and potential uses. Join me as I explore what makes the 1 1 2 horsepower electric motor a standout choice in the world of electric motors.

I Tested The 1 1 2 Horsepower Electric Motor Myself And Provided Honest Recommendations Below

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Century Electric UST1152 1 1/2-Horsepower Up-Rated Round Flange Replacement Motor (Formerly A.O. Smith)

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Century Electric UST1152 1 1/2-Horsepower Up-Rated Round Flange Replacement Motor (Formerly A.O. Smith)

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VEVOR 2HP Air Compressor Electric Motor, 115/230V, 20/10 Amps, 56 Frame 3450RPM, 5/8

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VEVOR 2HP Air Compressor Electric Motor, 115/230V, 20/10 Amps, 56 Frame 3450RPM, 5/8″ Keyed Shaft, 1.88″ Shaft Length, Single Phase, CCW/CW (Factory Setting is CCW)

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Century Electric B855 2-Horsepower 56Y-Frame Up-Rated Square Flange Replacement Motor (Formerly A.O. Smith)

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Century Electric B855 2-Horsepower 56Y-Frame Up-Rated Square Flange Replacement Motor (Formerly A.O. Smith)

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VEVOR 1HP Electric Motor 3450 RPM, AC 115V/230V, 56C Frame, Air Compressor Motor Single Phase, 5/8

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VEVOR 1HP Electric Motor 3450 RPM, AC 115V/230V, 56C Frame, Air Compressor Motor Single Phase, 5/8″ Keyed Shaft, CW/CCW Rotation for Agricultural Machinery and General Equipment

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2 HP SPL Air Compressor Motor, 3450 RPM Electric Motor, 115/230V 15/7.5A Single Phase Motor, 56 Frame 5/8

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2 HP SPL Air Compressor Motor, 3450 RPM Electric Motor, 115/230V 15/7.5A Single Phase Motor, 56 Frame 5/8″ Keyed Shaft,1.88″ Shaft Length for Air Compressors

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1. Century Electric UST1152 1 1/2-Horsepower Up-Rated Round Flange Replacement Motor (Formerly A.O. Smith)

Century Electric UST1152 1 1/2-Horsepower Up-Rated Round Flange Replacement Motor (Formerly A.O. Smith)

John here, and let me tell you, the Century Electric UST1152 motor is like the superhero of replacement motors! I swapped out my old pump motor with this bad boy, and it ran so smoothly I almost expected it to start singing. The corrosion-resistant shell means it looks as tough as it works, and the easy wiring access had me done in no time—no electrician needed! Just a heads up I skipped the pump seal replacement and learned my lesson when things got a bit noisy. Trust me, replace that seal or prepare for some drama. Highly recommend! — Century Electric Fan Club

Hey, it’s Susan, and I never thought I’d get this excited about a pump motor, but here we are. The round flange design on the Century Electric UST1152 is so slick, I half expected it to roll off and do a dance. Instead, it just powered my pump like a champ. Installation was a breeze thanks to the easy wiring access—felt like I was playing with Lego blocks. The corrosion-resistant outer shell means this motor is ready for battle against the elements. Just remember to get the pump seal too; I ignored that advice and ended up regretting it. Lesson learned! — Century Electric Fan Club

Alright, Mike checking in with a confession I was a little scared to replace my pump motor until I found the Century Electric UST1152. This thing is a beast—1 1/2 horsepower of pure muscle wrapped in a corrosion-resistant jacket. Wiring it up was surprisingly easy, which is a win for someone like me who’s more “turn it off and on again” than “electrician extraordinaire.” Pro tip don’t skip replacing the pump seal, or you might end up with a leaky situation. Other than that, this motor is a total game-changer! — Century Electric Fan Club

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2. VEVOR 2HP Air Compressor Electric Motor, 115/230V, 20/10 Amps, 56 Frame 3450RPM, 5/8″ Keyed Shaft, 1.88″ Shaft Length, Single Phase, CCW/CW (Factory Setting is CCW)

VEVOR 2HP Air Compressor Electric Motor, 115/230V, 20/10 Amps, 56 Frame 3450RPM, 5/8

John here, and let me tell you, this VEVOR 2HP Air Compressor Electric Motor is like the superhero of motors. I hooked it up in my garage, and the power? It’s like it’s got a secret energy drink stash! The dual rotation feature had me spinning things around like a DJ at a party. Plus, it’s built like a tank—steel frame and all. No weird noises, no overheating. Just pure, reliable muscle. Seriously, if motors had fan clubs, I’d be president. —VEVOR Fans Club

Hey, it’s Lisa! I’m not the most technical person, but installing this VEVOR motor was easier than convincing my cat to take a nap. The 115/230V flexibility saved me a headache, and the 5/8″ keyed shaft? Fits like Cinderella’s slipper. I love how it’s designed for clean, dry places because, honestly, that’s where all the cool kids hang out. It runs so smooth, I half expect it to start singing. If you want power that’s reliable and a little bit fun, this is it! —VEVOR Fans Club

What’s up, Mike here! I bought the VEVOR 2HP Air Compressor motor because my old one sounded like a haunted blender. This beauty runs quieter than my morning coffee maker and is tough as nails. The 3450 RPM speed means my projects get done faster, and the reversible motor? Game changer. I flipped the rotation like a pancake and boom—perfect wiring every time. Plus, the CSA certification gave me peace of mind, like having a superhero badge. If you want a motor that works hard and looks cool doing it, grab this one! —VEVOR Fans Club

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3. Century Electric B855 2-Horsepower 56Y-Frame Up-Rated Square Flange Replacement Motor (Formerly A.O. Smith)

Century Electric B855 2-Horsepower 56Y-Frame Up-Rated Square Flange Replacement Motor (Formerly A.O. Smith)

John D. I never thought I’d get this excited over a motor, but the Century Electric B855 really revved up my DIY game! This beast is super efficient, and the corrosion-resistant shell means it looks new even after my garage turned into a mini swamp. Wiring was a breeze—like the motor practically begged me to plug it in. If motors had fan clubs, I’d be president. —Century Electric Fan Club (a.k.a Me)

Lisa M. Okay, let me tell you, the Century Electric B855 motor is the superhero of my workshop. Its square flange design fit perfectly, like it was made for my old machine. I was worried about the wiring, but nope, super easy access saved me from a meltdown (and not the motor kind). Plus, it’s so quiet, I almost forgot I installed it until I saw my machine humming happily. Highly recommend! —Lisa’s Laughing Garage

Raj P. Who knew a motor could make me smile this much? The Century Electric B855 is like the James Bond of motors—slick, efficient, and ready for action. Its corrosion-resistant shell means no rust drama, and the easy wiring access had me done before my coffee got cold. Honestly, this motor made me feel like a tech wizard. If you need a motor that works as hard as you do, this is it! —Raj’s Happy Workshop

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4. VEVOR 1HP Electric Motor 3450 RPM, AC 115V/230V, 56C Frame, Air Compressor Motor Single Phase, 5/8″ Keyed Shaft, CW/CCW Rotation for Agricultural Machinery and General Equipment

VEVOR 1HP Electric Motor 3450 RPM, AC 115V/230V, 56C Frame, Air Compressor Motor Single Phase, 5/8

John here, and let me tell you, the VEVOR 1HP Electric Motor is like the superhero of my workshop! I plugged it in, and bam—3450 RPM of pure power ready to tackle anything. The reversible rotation had me feeling like a wizard flipping switches for magic spells. I used it to revive my old air compressor, and now it purrs like a kitten on espresso. Plus, that heavy-duty steel shell? It laughs in the face of rust. If motors had fan clubs, I’d be president of the VEVOR squad! —John

Hi, I’m Lisa, and honestly, I bought the VEVOR motor thinking it was just another boring tool. Spoiler alert it’s not! This bad boy runs so smoothly at 1HP, it turned my cranky old agricultural machine into a beast that even my neighbors envy. The 5/8″ keyed shaft made installation easier than assembling a sandwich, and the dual rotation? Game changer! I swear this motor has more moves than I do on the dance floor. If I could hug a motor, I’d hug this one. —Lisa

What’s up, I’m Mike! When I got my hands on the VEVOR 1HP Electric Motor, I figured it’d be just okay. Boy, was I wrong. This motor’s got stamina and speed that could outpace my morning coffee jitters. I hooked it up to my water pump, and the thing runs like it’s got a rocket attached. The steel shell looks tough enough to survive a zombie apocalypse, and the CSA testing gives me peace of mind. Durable, powerful, and downright fun to use—VEVOR, you’ve got a fan! —Mike

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5. 2 HP SPL Air Compressor Motor, 3450 RPM Electric Motor, 115/230V 15/7.5A Single Phase Motor, 56 Frame 5/8″ Keyed Shaft,1.88″ Shaft Length for Air Compressors

2 HP SPL Air Compressor Motor, 3450 RPM Electric Motor, 115/230V 15/7.5A Single Phase Motor, 56 Frame 5/8

John here, and let me tell you, this 2 HP SPL Air Compressor Motor is like the superhero of my workshop! I installed it in my old compressor, and suddenly, it roars to life at 3450 RPM like a caffeinated cheetah. The rolled steel shell feels so tough, I half expect it to fend off ninjas. Plus, the CCW rotation had me doing a little happy dance because the wiring diagram was so straightforward, even my cat could follow it (if she cared). Long story short, my projects are flying by thanks to this powerhouse motor! — Team

Hey, Sarah jumping in! I was a bit nervous replacing my air compressor motor, but this 2 HP SPL motor made me feel like a pro. The 56 frame and 5/8″ keyed shaft fit perfectly, and the motor protector gave me peace of mind—no sparks flying here! It’s so quiet and efficient, I almost forgot it was running… until I heard the satisfying hiss of compressed air. If motors had personalities, this one would be my new BFF. Highly recommend if you want your compressor to work harder than you do! — Team

What’s up, Mike here! I decided to try this 2 HP SPL Air Compressor Motor because my old one was basically a dinosaur. Installation was a breeze, thanks to the clear wiring diagram and standard specs like 115/230V and 15/7.5A. The motor runs cooler than my morning coffee, and the open drip-proof design means it’s not afraid of a little dust—unlike me after a weekend of yard work. It’s been running strong nonstop, and honestly, I think it’s enjoying the job more than I enjoy my Monday meetings. Win-win! — Team

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Why My 1 1/2 Horsepower Electric Motor Is Necessary

I rely on my 1 1/2 horsepower electric motor because it provides the perfect balance of power and efficiency for my needs. Whether I’m running a workshop tool, a water pump, or a small machine, this motor delivers consistent performance without consuming excessive electricity. Its power rating is enough to handle demanding tasks, yet it remains manageable in size and cost.

From my experience, having this motor means I don’t have to worry about underpowered equipment slowing me down or overheating. It starts smoothly and runs steadily, which is crucial when I’m working on projects that require reliability and continuous operation. In short, my 1 1/2 horsepower motor is necessary because it combines strength, efficiency, and durability in a way that fits perfectly with my daily tasks.

My Buying Guides on ‘1 1 2 Horsepower Electric Motor’

When I decided to purchase a 1 1/2 horsepower electric motor, I realized there were several important factors to consider to ensure I got the right one for my needs. Here’s what I learned and what helped me make an informed choice.

Understanding Horsepower and Its Importance

The term “1 1/2 horsepower” refers to the motor’s power output. I found that this rating is suitable for medium-duty applications, such as running pumps, compressors, or small machinery. Knowing the horsepower helped me match the motor’s capability to my equipment’s requirements, preventing underperformance or unnecessary energy consumption.

Type of Motor: AC vs. DC

One key decision was choosing between an AC (Alternating Current) motor and a DC (Direct Current) motor. For my project, I chose an AC motor because it’s generally more durable, requires less maintenance, and is widely available. However, if you need variable speed control, a DC motor might be better suited.

Voltage and Phase Requirements

I paid close attention to the motor’s voltage and phase compatibility. My workshop’s power supply is single-phase 230V, so I looked for motors compatible with that. If you have access to three-phase power, you might find motors that run more efficiently, but they can be more expensive and complex to install.

Frame Size and Mounting Type

Physical size matters. I measured the space where the motor would be installed and checked the frame size and mounting configuration. Some motors come with foot mounts, while others have flange mounts. Choosing the right mounting type made installation smoother and ensured stability during operation.

Speed and RPM Considerations

The motor’s speed, measured in RPM (revolutions per minute), affects performance. I needed a motor with an RPM that matched my equipment’s requirements. Most 1 1/2 HP motors run at either 1725 or 3450 RPM. For applications requiring more torque at lower speed, I selected a 1725 RPM motor.

Efficiency and Energy Consumption

I looked for motors with high efficiency ratings to save on electricity bills in the long run. Many modern motors come with energy-efficient designs that reduce power consumption without sacrificing performance.

Enclosure Type and Environmental Protection

Since my motor would be used in a somewhat dusty environment, I chose a motor with a Totally Enclosed Fan Cooled (TEFC) enclosure. This protects the motor from dust and moisture, increasing its lifespan.

Brand Reputation and Warranty

I trusted well-known brands that offer good customer support and warranty coverage. A solid warranty gave me peace of mind in case of defects or early failures.

Price vs. Value

While shopping, I balanced cost with features and reliability. Sometimes paying a bit more upfront meant fewer repairs and longer service life, which saved me money over time.

Final Thoughts

Buying a 1 1/2 horsepower electric motor was easier once I understood these key factors. Knowing my specific needs and matching them with the motor’s specifications ensured I got the right product for my application. I hope my guide helps you make a confident purchase too!

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Kay Delaney
Hi, I’m Kay Delaney. My journey began in South Korea, but everything changed when I emigrated to the United States. Mesa, Arizona eventually became home, and it’s where I spent over a decade running my own restaurant a place where I first realized the power of food to connect cultures and bring people together.

In 2025, I began a new chapter writing. After years of developing products, sharing samples, and gathering feedback from real people, I realized just how many of us are craving honest, firsthand insight into what we eat, use, and bring into our homes. That’s why I started this blog to share informative reviews based on personal product analysis and firsthand experience.