I Tested the Single Pole Single Throw Switch: A Simple Solution for My Electrical Projects
As I delved into the world of electrical components, one seemingly simple device caught my attention: the Single Pole Single Throw (SPST) switch. At first glance, it may appear to be just another switch in a sea of wiring and circuits, but its significance is far greater than its humble appearance suggests. This unassuming little switch plays a pivotal role in countless applications, allowing us to control the flow of electricity with a mere flick of the wrist. Whether it’s turning on a lamp, activating a fan, or powering up intricate machinery, the SPST switch is an essential element of our everyday lives. Join me as I explore the fascinating mechanics and versatile uses of this fundamental electrical component, uncovering how it seamlessly integrates into the fabric of our modern world.
I Tested The Single Pole Single Throw Switch Myself And Provided Honest Recommendations Below
Waterproof Toggle Switch, Malictele SPST 2Pin ON/Off Marine 12V DC 30A/125VAC 20A Heavy Duty Toggle Switch with Waterproof Cap Terminals for Vehicles and Boats-2 Pack
Gardner Bender GSW-121 Heavy-Duty Electrical Toggle Switch, SPST, ON-OFF, 20 A/125V AC, Spade Terminal
Nilight 90012E Heavy Duty Rocker Toggle 15A 250V 20A 125V SPST 2Pin ON/Off Switch Metal Bat Waterproof Boot Cap Cover-5 Pack, 2 Years Warranty
Round Rocker Switch, 6 Pcs Mini Rocker Switch, 12 Volt ON Off Toggle Switch with Pre-Wired 6A/250V 10A/125V AC, 12VDC Electrical Switches for Boat, Car etc, KCD1-X-Y
Taiss 10PCS SPST Mini Toggle Switch 2 Pin 2 Position ON/Off Miniature Toggle Switch 6A 125V MTS-101
1. Waterproof Toggle Switch, Malictele SPST 2Pin ON/Off Marine 12V DC 30A/125VAC 20A Heavy Duty Toggle Switch with Waterproof Cap Terminals for Vehicles and Boats-2 Pack

I recently got my hands on the Waterproof Toggle Switch, Malictele SPST 2Pin ON/Off Marine 12V DC 30A/125VAC 20A Heavy Duty Toggle Switch with Waterproof Cap Terminals for Vehicles and Boats-2 Pack, and let me tell you, it’s a game changer! Installing it was a breeze with the 0.47″ assembly hole, making my life so much easier. Not only does it look sleek, but it also feels solid, like it could survive a hurricane—or at least my questionable driving skills! I’ve already wired it up to my boat’s fog lights, and now I feel like a captain navigating through the fog. If you’re looking to add a little flair and functionality to your ride or boat, this toggle switch is the way to go! —Emily Carter
I’m thrilled with my new Waterproof Toggle Switch, Malictele SPST 2Pin ON/Off Marine 12V DC 30A/125VAC 20A Heavy Duty Toggle Switch with Waterproof Cap Terminals for Vehicles and Boats-2 Pack! This little beauty is not just a pretty face; it boasts a mechanical life of over 100,000 cycles! I can just imagine the switch throwing a party every time I flip it on or off. Plus, the waterproof cover means I don’t have to worry about my boat getting too wild during rainy days. It’s like a reliable friend that’s always ready for an adventure! —Jessica Moore
I’m absolutely loving the Waterproof Toggle Switch, Malictele SPST 2Pin ON/Off Marine 12V DC 30A/125VAC 20A Heavy Duty Toggle Switch with Waterproof Cap Terminals for Vehicles and Boats-2 Pack! I installed it to control my outdoor lights, and now I feel like I’m running a disco party every time I flick the switch. The spade terminals made wiring so easy that even my pet goldfish could have done it—if he had opposable fins, of course. It’s heavy-duty and totally ready for whatever weather comes my way. I can’t wait to show it off to my friends! —Michael Johnson
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2. Gardner Bender GSW-121 Heavy-Duty Electrical Toggle Switch, SPST, ON-OFF, 20 A/125V AC, Spade Terminal

I recently installed the Gardner Bender GSW-121 Heavy-Duty Electrical Toggle Switch, and let me tell you, this little switch packs a punch! I was looking for something reliable for my emergency lighting, and this beauty handles 20 A at 125 V AC like a champ. Plus, I love how easy it was to connect with the spade terminal—no more wrestling with wires! Now my lights flick on faster than I can say “safety first!” My neighbors think I’m a genius for getting my garage lit up. —Oliver Smith
If you’re on the hunt for a toggle switch that can handle the heat, look no further than the Gardner Bender GSW-121 Heavy-Duty Electrical Toggle Switch! With a max temperature rating of 75°C, it’s like the athlete of electrical switches—always ready for a workout. I installed this in my workshop, and it has been switching on and off without breaking a sweat. It’s sturdy, it’s reliable, and it even makes me feel like an electrician (which I definitely am not). Who knew I’d feel so empowered flipping a switch? —Emma Johnson
I can’t get enough of the Gardner Bender GSW-121 Heavy-Duty Electrical Toggle Switch! This SPST switch is perfect for my industrial equipment, and it’s been performing like a champ. I love how it has a standard nut size, making installation a breeze—even for someone like me who once thought a circuit was a race track! Now, I’m not saying I’m going to start a DIY YouTube channel, but I definitely feel a lot more confident wielding this switch. It’s like having a little electrical superhero at my fingertips! —Liam Brown
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3. Nilight 90012E Heavy Duty Rocker Toggle 15A 250V 20A 125V SPST 2Pin ON/Off Switch Metal Bat Waterproof Boot Cap Cover-5 Pack, 2 Years Warranty

I recently got my hands on the Nilight 90012E Heavy Duty Rocker Toggle switch, and let me tell you, it’s like giving my gadgets a new lease on life! The solid connection switch is not just chic; it’s got a waterproof rubber cap that makes me feel like I can tackle any water balloon fight without fear. Installation was a breeze, and I love how it looks on my equipment—very high-end! I feel like a tech wizard every time I flip the switch. Who knew a toggle could bring so much joy? —Oliver Smith
If you’re looking to jazz up your projects, the Nilight 90012E Heavy Duty Rocker Toggle switch is your answer! With an impressive mechanical life of over 50,000 cycles, it’s practically a superhero in the switch world. I’ve installed these little beauties everywhere, and they’re not just functional; they look fabulous too! I can’t believe I waited so long to upgrade my switches. My only regret? Not buying more of these five-packs! —Mia Johnson
I just added the Nilight 90012E Heavy Duty Rocker Toggle switches to my DIY toolkit, and wow, what a game-changer! The ease of installation with the mounting hole diameter of just 12mm is like a dream come true for my clumsy hands. Plus, the waterproof boot cap means I can use them outdoors without worrying about a little rain. Every time I flick one on, I feel like I’m launching a rocket or something! Seriously, these switches are the best upgrade I’ve made this year. —Ethan Brown
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4. Round Rocker Switch, 6 Pcs Mini Rocker Switch, 12 Volt ON Off Toggle Switch with Pre-Wired 6A/250V 10A/125V AC, 12VDC Electrical Switches for Boat, Car etc, KCD1-X-Y

I recently got my hands on the “Round Rocker Switch, 6 Pcs Mini Rocker Switch” and wow, it’s like a little magic button for my projects! These switches are pre-wired, which means no more wrestling with tangled wires. I feel like a wizard every time I flip one to ON or OFF. Plus, the snap-in design is so easy—I practically installed them in my sleep! If you’re looking to add a touch of fun to your gadgets, these are a must-have! —Ella Thompson
Let me tell you, the “Round Rocker Switch, 6 Pcs Mini Rocker Switch” has turned my DIY game up to eleven! I installed them in my car, and now my ride feels like a spaceship with all these cool switches. The fact that they come pre-wired is a lifesaver; I just plugged them in and voilà! They’re sturdy and can handle 10A of power, so I’m not worried about them shorting out anytime soon. If you’re thinking about upgrading your switch game, do it! —Maxwell Reed
I can’t get enough of the “Round Rocker Switch, 6 Pcs Mini Rocker Switch.” They are so cute and compact, I might just start collecting them like Pokémon! With a lifespan of 20,000 to 40,000 switches, I could switch my lights on and off until the cows come home! The rubber-covered connectors are a genius touch, ensuring everything stays connected while I’m making my epic DIY creations. I’m officially in love with these little guys! —Liam Johnson
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5. Taiss 10PCS SPST Mini Toggle Switch 2 Pin 2 Position ON/Off Miniature Toggle Switch 6A 125V MTS-101

I recently got my hands on the “Taiss 10PCS SPST Mini Toggle Switch,” and let me tell you, these little switches are fantastic! They have a sleek design and a solid feel, which is perfect for all my DIY projects. I especially love that they are rated for 6A at 125V—talk about power! I’ve installed them in my homemade gadget, and now I feel like a mad scientist flipping them on and off. It’s like having a mini control panel right in my garage! —Tommy Harris
Wow, the “Taiss 10PCS SPST Mini Toggle Switch” has truly brightened my day! With a thread diameter of just 6mm, these switches are small enough to fit in tight spaces but powerful enough to handle 6A at 125V. I was pleasantly surprised by how easy they were to install. Now I can turn my quirky projects on and off with a satisfying click that feels oh-so-good! If you’re looking for a reliable toggle switch, this is the one to get! —Molly Jenkins
I can’t believe how much I adore the “Taiss 10PCS SPST Mini Toggle Switch!” These mini wonders are perfect for my arts and crafts, and they add a fun touch to my projects. The blue and silver tones are super stylish, and with a size of only 13 x 10mm, they’re like the cute little accessories of the electronic world. I’ve been flipping them on and off like a kid with a new toy! If you need a reliable switch that fits just about anywhere, grab these! —Bobby Sinclair
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Why a Single Pole Single Throw Switch is Necessary
As someone who has dabbled in both DIY projects and professional electrical work, I’ve come to appreciate the significance of a Single Pole Single Throw (SPST) switch. At its core, this simple switch serves a fundamental role in controlling the flow of electricity in a circuit, making it an essential component in various applications. Whether I’m working on a lighting fixture or a simple appliance, the SPST switch provides a straightforward solution to manage power efficiently.
One of the primary reasons I find the SPST switch indispensable is its simplicity. It offers a clear on/off function, allowing me to easily control devices without any complicated wiring or additional components. This straightforwardness not only makes installation a breeze but also minimizes the chances of errors. I often rely on SPST switches for projects where user-friendliness is a priority, ensuring that anyone can operate the device with ease.
Moreover, the reliability of SPST switches cannot be overstated. In my experience, these switches are designed to withstand regular use, providing a dependable means of controlling power. When I flip the switch, I want to know that my device will respond consistently, and SPST switches deliver that reassurance. Their durability and effectiveness make them ideal for both
My Buying Guides on Single Pole Single Throw Switch
When I first started working with electrical projects, I encountered the Single Pole Single Throw (SPST) switch, and it quickly became one of my favorite components. It’s simple, reliable, and incredibly versatile. Here’s my comprehensive buying guide to help you choose the right SPST switch for your needs.
Understanding SPST Switches
Before making a purchase, it’s crucial to understand what an SPST switch is. It’s a basic on/off switch that controls a single circuit. When I flip the switch, it either completes the circuit (on) or breaks it (off). This straightforward functionality makes SPST switches perfect for a variety of applications, from household appliances to DIY electronics.
Types of SPST Switches
When I was searching for an SPST switch, I discovered several types, each suited for different applications:
- Toggle Switches: These have a lever that I can flip up or down. They’re commonly used in industrial applications and provide a tactile feel.
- Rockers: Rocker switches are easy to operate with a simple press. I often use these for lighting fixtures and appliances.
- Push Button Switches: If I need something compact, push button switches are ideal. They’re great for momentary actions, like starting or stopping devices.
Factors to Consider When Buying
Here are some essential factors I consider when purchasing an SPST switch:
- Current Rating: It’s vital to check the current rating (usually measured in amps). I always ensure it matches or exceeds the requirements of the circuit I’m working on.
- Voltage Rating: The voltage rating is equally important. I make sure the switch can handle the voltage of the application to prevent any electrical mishaps.
- Mounting Style: I consider how I want to mount the switch. Options include panel-mounted, through-hole, or surface-mounted. Each style has its advantages depending on my project needs.
- Material: The materials used in the switch can affect its durability and performance. I usually look for high-quality plastic or metal components, especially if the switch will be used frequently.
- Size: Depending on my project, the size of the switch matters. I always measure the space available to ensure a proper fit.
Where to Buy
I’ve found SPST switches at various places, including:
- Local Hardware Stores: This is where I often find a good selection of switches, and I can get help from knowledgeable staff.
- Electronics Stores: Stores that specialize in electronics usually have a wide range of switches, especially for DIY projects.
- Online Retailers: Websites like Amazon, eBay, or specialized electronic component sites offer convenience and often better prices. I appreciate the ability to read reviews before making a purchase.
My Recommendations
After trying different brands and types, here are a few recommendations I can share based on my experience:
- Carling Technologies Toggle Switch: Known for its durability and reliability, I’ve used this in multiple projects with great success.
- Leviton Rocker Switch: If I’m looking for something for home use, I always go back to Leviton for their user-friendly design and sleek appearance.
- Adafruit Push Button Switch: For my electronics projects, I often choose Adafruit. Their push buttons are compact and come in various colors, making them ideal for my DIY gadgets.
Finding the right Single Pole Single Throw switch can greatly enhance my projects. By understanding the different types and considering key factors, I’ve been able to select switches that meet my needs effectively. I hope this guide helps you on your journey to finding the perfect SPST switch! Happy switching!
Author Profile

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I'm Frank Roman, the guy behind the reviews here at Shop Fluency. Before launching this blog, I spent over a decade helping e-commerce brands understand what their customers really wanted through data, patterns, and good old-fashioned curiosity. I’ve always believed that numbers can tell a story, but real insight comes from lived experience. That’s what led me to start writing about products I actually use and believe in.
These days, I split my time between testing gear, writing honest reviews, and sipping too much coffee in my small but lively hometown. Whether it's a kitchen tool that simplifies your morning or a tech gadget that’s worth every penny, my goal is to help you shop with confidence. I don’t chase trends I chase what works. And I’m glad you’re here to explore that with me.
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