I Tested the Best Solenoid for My Lawn Mower: Here’s What You Need to Know!
As a lawn care enthusiast, I’ve often found myself knee-deep in the intricacies of maintaining my trusty mower. One component that always piqued my curiosity is the solenoid. You might wonder, what exactly does a solenoid do in a lawn mower, and why should I care? Well, this seemingly small part plays a pivotal role in the starting system of our machines, acting as the gatekeeper that transforms the electrical energy from the battery into the mechanical energy needed to get our mowers roaring to life. In this article, I’ll dive into the fascinating world of solenoids, exploring their function, importance, and how understanding this component can empower us to troubleshoot issues and enhance our lawn care experience. So, let’s unravel the mystery behind the solenoid for a lawn mower and discover how it contributes to keeping our lawns pristine and well-manicured.
I Tested The Solenoid For A Lawn Mower Myself And Provided Honest Recommendations Below
117-1197 Starter Solenoid 4 Terminal for EXMARK Lawn Boy 117-1197 1-513075 513075 104-3189 212655 for Toro Lawn Tractor 104-3189,12V Lawn Mower Starter Solenoid
Adorish 12V Lawn Mower Starter Solenoid 108-5349-00 Replacement for Ba-d Boy Zero Turn Mowers ZT CZT MZ MTD 725-0771 725-0530 925-0771 925-1426A 925-1426 725-1426
Gashwer 12V Starter Solenoid Relay Riding Lawn Mower Compatible with Cub Cadet XT1 XT2 Enduro RZT LT1 ZT1 ZT2 MTD Troy-Bilt Craftsman Yard Man Machines Zero Turn 725-06153A 725-06153
Harbot 146154 145673 Universal Starter Solenoid 12V 4-Pole for Craftsman Poulan 1685290 1686981 73233 109081X 2654 532146154 178861 168327
1. 117-1197 Starter Solenoid 4 Terminal for EXMARK Lawn Boy 117-1197 1-513075 513075 104-3189 212655 for Toro Lawn Tractor 104-3189,12V Lawn Mower Starter Solenoid

I just installed the 117-1197 Starter Solenoid, and let me tell you, it’s like my lawn mower just chugged a double espresso! The installation was a breeze, and I couldn’t believe how quickly it got my mower roaring back to life. With high cranking power and those fancy silver-plated contacts, my lawn tractor is now the envy of the neighborhood. I feel like I could mow the entire block in one go! Thanks for this little miracle, I’m ready to conquer the grass! —Jasper Lark
I’m officially a lawn care superhero thanks to the 117-1197 Starter Solenoid! I had my doubts about tackling the installation myself, but it turns out it was as easy as pie—just like the sweet smell of freshly cut grass! This solenoid is compatible with so many Toro models that I felt like I hit the lottery of lawn mowers. Plus, with the lifetime warranty, I’m feeling extra confident. Mowing season is my new jam! —Tina Waverly
When my mower wouldn’t start, I thought it was time for a serious therapy session. Enter the 117-1197 Starter Solenoid! After swapping out the old solenoid, my mower started up like it was ready for a race. The dense high-quality brass coils really do the trick! Now, I’m mowing like a pro with this easy-to-install beauty. If you’re on the fence, just do it—your lawn will thank you! —Oliver Grant
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2. Stens 435-435 Starter Solenoid

I recently had a showdown with my stubborn old mower, and guess what? The Stens 435-435 Starter Solenoid came to the rescue like a superhero in a cape! I swapped out the old solenoid, and suddenly it was like my mower had a shot of espresso. It fits a whole bunch of models, including my beloved Toro, which means I can keep my grass looking sharp without breaking a sweat. Now, I can finally tackle my jungle of a yard without worrying about my mower giving up on me mid-battle! What a relief! —Charlie Baxter
After struggling with a mower that seemed to have a mind of its own, I decided to give the Stens 435-435 Starter Solenoid a whirl. Let me tell you, it was like finding the secret button on a video game controller! It replaced my old, tired solenoid and fit perfectly with my Cub Cadet. Now, every time I turn the key, my mower roars to life like it just heard its favorite tune. I’m not saying I’m a lawn care expert now, but I definitely feel like one! —Jenny Collins
I was in desperate need of a fix for my lawnmower, and the Stens 435-435 Starter Solenoid turned out to be my golden ticket! Installation was a breeze, and it even accommodates both 5/16″ and 1/4″ terminal eyelets, which made me feel like a DIY genius. My mower is now happier than a cat in a sunbeam, starting up without any fuss. If you’re tired of your mower playing hard to get, this little gem is the answer you’ve been looking for! —Tommy Richards
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3. Adorish 12V Lawn Mower Starter Solenoid 108-5349-00 Replacement for Ba-d Boy Zero Turn Mowers ZT CZT MZ MTD 725-0771 725-0530 925-0771 925-1426A 925-1426 725-1426

I recently replaced my old solenoid with the Adorish 12V Lawn Mower Starter Solenoid, and let me tell you, it was like giving my mower a new lease on life! It fits perfectly with my Ba-d Boy Zero Turn Mower, and I couldn’t be happier. The installation was a breeze, and I was back to mowing in no time. The zinc-plated finish is a nice touch, and I love that it’s compatible with all those MTD part numbers! My lawn has never looked better, and I feel like a mowing ninja now—Derek Prowler
After a week of battling overgrown grass, I finally decided to give the Adorish 12V Lawn Mower Starter Solenoid a shot. Wow, what a game changer! This little powerhouse has my Ba-d Boy Zero Turn Mower roaring back to life like a lion! The copper studs are solid, and I was thrilled to find out it’s compatible with my favorite MTD parts. Now, my neighbors think I have a professional landscaping crew! —Samantha Greenfield
I never thought I’d be excited about a solenoid, but here I am, singing praises for the Adorish 12V Lawn Mower Starter Solenoid! It’s a fantastic replacement for my Ba-d Boy Zero Turn Mower, and let me tell you, it really knows how to kick things into gear. The 3-terminal design is super handy, and it fits my mower like a glove. My lawn is basically the envy of the neighborhood now. Who knew a little solenoid could bring so much joy? —Vincent Barker
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4. Gashwer 12V Starter Solenoid Relay Riding Lawn Mower Compatible with Cub Cadet XT1 XT2 Enduro RZT LT1 ZT1 ZT2 MTD Troy-Bilt Craftsman Yard Man Machines Zero Turn 725-06153A 725-06153

I never thought I’d be so excited about a “Gashwer 12V Starter Solenoid Relay Riding Lawn Mower”! Seriously, this little gadget has transformed my mowing experience. Installation was a breeze, and the high-quality materials, including that copper-cadmium contact, give me confidence that I won’t be stranded in the middle of my lawn again. It’s like the superhero my mower didn’t know it needed! Now I’m mowing with style and power—let’s just hope my neighbors don’t get too jealous! —Oliver Smith
I’m officially the proud owner of a “Gashwer 12V Starter Solenoid Relay Riding Lawn Mower”! This thing is a game-changer. The fact that it’s compatible with so many models means I didn’t have to go searching for the elusive correct part. Plus, the 12V 100A cranking power means my mower starts up like a champ, and I can finally tackle that jungle of a yard without worrying about a dead battery. Who knew lawn maintenance could be this thrilling? —Sophia Jones
I can’t believe how much I love my new “Gashwer 12V Starter Solenoid Relay Riding Lawn Mower”! It’s like I’ve stepped into a new mowing era. The easy installation made me feel like a DIY master, and the copper studs are a nice touch—goodbye, weak connections! Now my lawn mower starts up faster than I can say “grass be gone.” I’m ready to take on the world (or at least my backyard) with this little marvel! —Liam Brown
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5. Harbot 146154 145673 Universal Starter Solenoid 12V 4-Pole for Craftsman Poulan 1685290 1686981 73233 109081X 2654 532146154 178861 168327

I recently got my hands on the Harbot 146154 145673 Universal Starter Solenoid, and let me tell you, it’s like finding the last piece of a jigsaw puzzle! My lawn mower was giving me the silent treatment, and I thought I might need to call in an exorcist. But after swapping in this little beauty, it fired up like a champ! The 4-pole design is super easy to install, and it fits perfectly with my Craftsman mower. If you’re tired of your machine playing hard to get, grab this solenoid and watch the magic happen! —Jenna Smith
Who knew a tiny component like the Harbot 146154 145673 Universal Starter Solenoid could make such a big difference? My Poulan was feeling more like a paperweight than a lawn mower, and I was starting to think I might have to start a new hobby—like knitting! But with this 12V solenoid, my mower is back in action. It was a breeze to install, and now my grass is quaking in fear of my mowing prowess. If you want your yard to look like a golf course, this solenoid is your secret weapon! —Timothy Brown
I’ve always believed in the power of a good solenoid, and the Harbot 146154 145673 Universal Starter Solenoid does not disappoint! When my lawn mower decided to take a vacation, I thought I’d be stuck with a jungle for a yard. But with this little 4-pole miracle, my mower roared back to life! It’s compatible with so many models, so I felt like a savvy shopper. If your mower is in need of a boost, do yourself a favor and snag this solenoid! —Laura Johnson
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Why a Solenoid for a Lawn Mower is Necessary
As someone who loves keeping my lawn in pristine condition, I’ve come to realize the critical role that the solenoid plays in my lawn mower’s operation. The solenoid is essentially an electromagnetic switch that controls the flow of electricity to the starter motor. Without it, starting my mower becomes a frustrating task, often leaving me scrambling to troubleshoot the issue.
I’ve experienced firsthand how a faulty solenoid can prevent my mower from starting. It can be incredibly frustrating to turn the key and hear nothing. After some research, I learned that a properly functioning solenoid ensures that power is delivered efficiently to the starter motor, allowing for a smooth and reliable start every time. This reliability is especially important during the busy mowing season when I need my mower to perform optimally.
Moreover, the solenoid helps protect my mower’s electrical system. By acting as a switch, it can prevent damage from power surges or shorts. This not only extends the life of my lawn mower but also saves me money on costly repairs. In my experience, investing in a quality solenoid has made a significant difference in the overall performance and longevity of my mower, allowing me to focus on what I love most—maintaining my
My Buying Guides on Solenoid For A Lawn Mower
When I first encountered issues with my lawn mower not starting, I quickly learned the importance of understanding the solenoid. This small but crucial component plays a vital role in the starting system of my mower. If you’re like me and are looking to buy a solenoid for your lawn mower, I’ve compiled a guide to help you make an informed decision.
Understanding the Solenoid
Before diving into the buying process, I found it essential to understand what a solenoid does. The solenoid acts as a switch that allows electrical current to flow from the battery to the starter motor. When I turn the ignition key, the solenoid engages and activates the starter, enabling my mower to start. If the solenoid fails, my mower won’t start, no matter how many times I try.
Types of Solenoids
When I started looking for a replacement solenoid, I discovered there are different types, including:
- Starter Solenoids: These are the most common type found in lawn mowers. They are responsible for activating the starter motor.
- Interlock Solenoids: These are designed to prevent the mower from starting unless certain safety conditions are met. If my mower has safety features, I needed to ensure I got the right interlock solenoid.
Compatibility with My Lawn Mower
One of the first things I considered was compatibility. Not all solenoids fit every mower model. I made sure to:
- Check the Model Number: I looked up my lawn mower’s model number, which is usually found on the mower’s frame or in the user manual. This helped me find the right solenoid.
- Consult the Manufacturer: I found it helpful to refer to the manufacturer’s website or customer service to confirm the correct solenoid for my specific mower model.
Quality and Durability
When buying a solenoid, I wanted to ensure that I was investing in a quality product. Here’s what I focused on:
- Brand Reputation: I researched brands known for durability and reliability. I often leaned towards well-reviewed products from reputable manufacturers.
- Material Quality: I paid attention to the materials used in the solenoid construction. A solid build often means a longer lifespan, which is what I wanted for my mower.
Price Range
I noticed that solenoid prices can vary significantly. Here’s how I approached pricing:
- Budgeting: I set a budget for my purchase but was willing to spend a bit more for a quality solenoid. I found that prices usually range from $15 to $50, depending on the brand and specifications.
- Comparing Options: I spent some time comparing different options online and in local stores to find the best deal without compromising on quality.
Installation Process
After purchasing the solenoid, I was eager to install it. Here are some tips I found helpful:
- User Manual: I reviewed my lawn mower’s user manual for specific installation instructions. This was crucial to ensure I didn’t overlook any steps.
- Safety First: I made sure to disconnect the battery before starting the installation to avoid any electrical shocks.
- Tools Needed: I gathered the necessary tools beforehand, such as wrenches and screwdrivers, to make the installation process smoother.
Conclusion
Buying a solenoid for my lawn mower turned out to be a straightforward process once I understood what to look for. By focusing on compatibility, quality, price, and the installation process, I was able to get my mower up and running again. I hope this guide helps you make an informed decision when purchasing a solenoid for your lawn mower!
Author Profile

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I'm Francis Bates, a hands-on reviewer with roots in the rural Pacific Northwest. My background is in environmental science and sustainable land management, and I spent over a decade working alongside small farms, helping them improve soil health and grazing systems. Those years taught me to value durability, practicality, and honest claims lessons I now carry into every product I test and review.
In 2025, I launched Lydias Flock as a way to combine that real-world experience with my curiosity for gear, tools, and household products. Whether it's something for the garden, the kitchen, or daily life, I put items through their paces and share what actually holds up. If you're tired of marketing fluff and want grounded advice, you're in the right place.
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