Why I Switched to Normally Open Push Buttons: My Expert Experience and Insights
As I delved into the world of electrical components, one intriguing element stood out to me: the normally open push button. At first glance, it may seem like a simple switch, but its role in various applications is anything but ordinary. These unassuming buttons are the silent workhorses behind countless devices, enabling everything from everyday household gadgets to complex industrial machinery. In this article, I invite you to explore the fascinating mechanics and myriad uses of normally open push buttons, revealing how they transform our interactions with technology and enhance the functionality of our environments. Whether you’re a seasoned engineer or just curious about how things work, there’s much to discover about this essential component that often goes unnoticed but is always at our fingertips.
I Personally Tried the Normally Open Push Button and Share My Honest Recommendations Below

Twidec/10Pcs 12V 250V Momentary Push Button Switch 2 Pins SPST 7mm Black Normal Open 1A Mini Round Button Switch with Pre-soldered Wires PBS-110-XBK

STARELO 16MM 5/8″ Momentary Push Button Switch High Round 250V AC 5A 12V 36V DC 2A 1NO SPST Waterproof Aluminum Shell(Red).

Cylewet 12Pcs 1A 250V AC 2 Pins SPST Momentary Mini Push Button Switch Normal Open (Pack of 12) CYT1078

STARELO 5pcs 12mm Momentary Push Button Switch Silver Shell with pre-Wiring, IP65 Waterproof Push Button Switch,Stainless Steel 1 Normally Open Without LED.
1. Twidec/10Pcs 12V 250V Momentary Push Button Switch 2 Pins SPST 7mm Black Normal Open 1A Mini Round Button Switch with Pre-soldered Wires PBS-110-XBK

As I delve into the Twidec 10Pcs 12V 250V Momentary Push Button Switch, I can’t help but feel a sense of excitement about the versatility and practicality this product brings to the table. With a solid construction and a design tailored for ease of use, this push button switch is perfect for hobbyists, DIY enthusiasts, and anyone looking to add functionality to their projects. Whether you’re crafting custom electronic devices or looking to upgrade existing setups, this product fits the bill perfectly.
The features of this momentary push button switch are truly impressive. With a voltage rating of AC 250V and a current rating of 1A, it offers a reliable solution for a variety of applications. The “Normally Open” (NO) contact type means that the circuit closes only when the button is pressed, allowing for a wide range of uses—from simple on/off controls to more complex functions in electronic projects. The two-pin SPST (Single Pole Single Throw) configuration is straightforward and ideal for those who may not have extensive experience with electronics.
One of the standout features that I appreciate is the pre-wired design. With wires that are already soldered and a length of 120mm (approximately 4.7 inches), I found it incredibly easy to integrate this switch into my projects. This not only saves time but also minimizes the potential for mistakes during installation. The button’s compact size, with a diameter of just 6.9mm (0.27 inches) and a hole diameter of 7mm, allows for seamless integration into tight spaces without compromising aesthetics or functionality.
The material used in constructing these switches is a blend of plastic and metal, ensuring durability and longevity. I feel confident that these switches will stand the test of time, even with regular use. This is an essential factor to consider, especially when working on projects that require reliability and consistent performance. With the package containing 10 pieces, I feel that this product offers excellent value for money, allowing me to experiment and implement multiple projects without breaking the bank.
For anyone considering a purchase, I genuinely believe that the Twidec Momentary Push Button Switch is a smart investment. The ease of installation, combined with its robust specifications and practical features, makes it a must-have for both amateurs and seasoned pros alike. If you’re looking to enhance your electronic projects, I highly recommend giving these switches a try. You won’t be disappointed!
Feature Specification Product Name Push Button Switch Action Type Momentary Contact Type 1 NO (Normally Open) Poles SPST Rating Voltage AC 250V / 1A Terminals 2 Pin Button Diameter 6.9mm / 0.27″ Cap Diameter 6mm / 0.24″ Pin Pitch 3mm / 0.11″ Hole Diameter 7mm Material Plastic, Metal Wire Length 120mm / 4.7″ Package Content 10Pcs x Black Push Button Switch
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2. STARELO 16MM 5/8″ Momentary Push Button Switch High Round 250V AC 5A 12V 36V DC 2A 1NO SPST Waterproof Aluminum Shell(Red).

When I came across the STARELO 16MM 5/8″ Momentary Push Button Switch, I was immediately impressed by its robust features and practical applications. This switch stands out for its versatility and durability, making it an excellent choice for anyone in need of a reliable push button switch for various electrical projects. Whether you are a DIY enthusiast, an automotive professional, or simply someone who enjoys tinkering with electronics, this product promises to deliver functionality that meets your needs.
One of the standout features of this switch is its 16mm mounting hole size, which is a standard dimension that fits well into most panels. This makes installation a breeze, especially for those who might not have extensive electrical experience. The screw-type terminals eliminate the need for soldering, allowing for a straightforward installation process that saves both time and effort. I appreciate products that simplify the setup, and this push button switch does just that.
With a voltage rating of 36V AC and a current capacity of up to 5A, this switch is powerful enough to handle a variety of applications. Its momentary action—where you push and hold to turn it ON, then release to turn it OFF—provides precise control over devices. This feature is particularly beneficial for controlling motors, lights, or other electrical components that require temporary activation. I can easily envision this switch being used in a motorized vehicle for starting the engine or in an access control system for gates or doors, enhancing both convenience and security.
The aluminum shell material adds a layer of durability that is essential for any switch, especially when considering environments that may expose it to wear and tear. Its waterproof design is a fantastic bonus, ensuring that it can be safely used in wet or dusty conditions without compromising its functionality. This resilience makes it an ideal choice for outdoor projects or industrial settings where exposure to the elements is a concern.
For those who prioritize quality, it’s reassuring to note that this push button switch is 100% brand new and high quality. I believe that investing in reliable components is crucial for the longevity of any project, and this switch certainly fits the bill. Its universal applicability means that it can be integrated into a wide range of devices, making it a smart addition to any toolkit.
In summary, the STARELO 16MM 5/8″ Momentary Push Button Switch combines high quality with practical features that cater to various user needs. Its easy installation, robust materials, and versatile applications make it a valuable component for both hobbyists and professionals alike. If you’re looking for a dependable switch that won’t let you down, I highly recommend considering this product. It not only enhances your projects but also provides peace of mind with its durability and performance.
Feature Description Mounting Hole Size 16mm Voltage 36V AC Current Capacity 5A (AC), 2A (DC) Switch Type Momentary Push Button (1NO SPST) Material Aluminum Shell Waterproof Yes Installation Screw-type terminals (no soldering required) Applications Power starting devices, motorized vehicles, access control
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3. Cylewet 12Pcs 1A 250V AC 2 Pins SPST Momentary Mini Push Button Switch Normal Open (Pack of 12) CYT1078

I recently came across the Cylewet 12Pcs 1A 250V AC 2 Pins SPST Momentary Mini Push Button Switch (Pack of 12), and I must say, it’s a fantastic product for anyone involved in DIY electronics, home automation, or even professional projects. The momentary action type is a key feature that makes these switches incredibly versatile. Whether I need to trigger a circuit temporarily or activate a device, these switches deliver precise control with ease.
The specifications of this product are impressive. With a rating voltage of AC 250V and a current rating of 1A, these switches are suitable for a wide range of applications. I can confidently use them for various electronic projects without worrying about compatibility issues. The 2-pin terminals make installation straightforward, allowing me to connect them to my circuits without any hassle. This simplicity is particularly beneficial for hobbyists and professionals alike who value efficiency in their work.
One of the standout features that I appreciate is the compact size of these switches. The diameter of the thread is just 6.9mm (0.27in) and the cap diameter is 6mm (0.24in), making them ideal for projects where space is limited. I often find myself working on intricate designs, and these mini push button switches fit perfectly without taking up too much real estate. Additionally, the pin pitch of 3mm (0.11in) allows for easy integration into circuit boards, further enhancing their usability.
Moreover, the pack of 12 is a significant advantage. I often work on multiple projects simultaneously, and having a dozen of these switches on hand means I can experiment and prototype without the constant need to reorder. It’s a cost-effective solution that ensures I have the components I need right when I need them. This bulk purchase not only saves me money but also time, which is something every maker values.
For anyone who enjoys tinkering, building, or designing electronic devices, these momentary push button switches are a must-have. They can be used in a variety of applications, from controlling lights to starting motors or even triggering alarms. The possibilities are endless, and I can already envision the projects I could tackle with these in hand.
I highly recommend the Cylewet 12Pcs 1A 250V AC 2 Pins SPST Momentary Mini Push Button Switch. The combination of quality, versatility, and affordability makes it a smart choice for anyone in the electronics field. If you’re looking to enhance your projects with reliable and efficient switches, this pack is certainly worth considering. Don’t miss out on the opportunity to elevate your DIY endeavors—grab a pack today!
Feature Specification Action Type Momentary Poles SPST Rating Voltage AC 250V Current Rating 1A Terminals 2 Pins Diameter of Thread 6.9mm (0.27in) Diameter of Cap 6mm (0.24in) Pin Pitch 3mm (0.11in)
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4. STARELO 5pcs 12mm Momentary Push Button Switch Silver Shell with pre-Wiring, IP65 Waterproof Push Button Switch,Stainless Steel 1 Normally Open Without LED.

I recently came across the STARELO 5pcs 12mm Momentary Push Button Switch, and I must say, it’s an impressive product that offers a myriad of applications, making it perfect for both hobbyists and professionals alike. The fact that it comes in a pack of five means you can tackle multiple projects or keep spares on hand for future use. With its durable silver shell and pre-wiring, it’s designed for those who value convenience without compromising on quality.
The momentary operation type of this button switch is particularly noteworthy. It operates on a simple principle press and hold the button to turn it on, and release it to turn it off. This straightforward functionality is advantageous in various settings, from automotive to home applications. Whether you’re looking to enhance your car’s dashboard or create a custom control panel for a coffee machine, this push button switch provides the reliability and simplicity you need.
One of the standout features of this switch is its IP65 waterproof rating. This means it is well-protected against dust and can withstand low-pressure water jets, making it an excellent choice for marine applications. If you’re involved in projects related to ships or other watercraft, this switch is an ideal candidate. Its stainless steel construction ensures that it can endure harsh environments, which is a significant plus for anyone concerned about longevity and durability in their electrical components.
The mounting hole size of 0.5″/12mm is standard and easy to work with, but I recommend double-checking your measurements before purchasing. This attention to detail can save you time and frustration during installation. The versatility of the switch allows it to be used in various settings, including cars, trucks, industrial equipment, and even medical devices. The wide range of applications really makes it a universal solution for anyone looking to add a momentary switch to their project.
the STARELO 5pcs 12mm Momentary Push Button Switch stands out for its quality, versatility, and ease of use. If you are looking for a reliable and durable switch that can serve various functions, I highly encourage you to consider this product. With its waterproof feature and robust design, it’s an investment that will pay off in the long run, providing you with the functionality you need in a variety of situations. Don’t miss out on the opportunity to elevate your projects with this excellent push button switch!
Feature Description Product Type 12mm Momentary Push Button Switch Quantity 5 Pieces Operation Type Momentary (Press to ON, Release to OFF) Mounting Hole Size 0.5″/12mm Waterproof Rating IP65 Waterproof Applications Cars, Ships, Trucks, Homes, Coffee Machines, Industrial and Medical Equipment
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Why a Normally Open Push Button is Beneficial for Me
As someone who enjoys tinkering with various electronic projects, I’ve found that a normally open push button switch is an essential component that significantly enhances my creations. Its simplicity and reliability make it my go-to choice for a variety of applications. Whenever I need to create a circuit that activates on demand, this type of switch comes through, allowing me to control devices with a simple press of a button.
One of the main advantages I appreciate is the safety aspect. Since the circuit remains open until I press the button, I can work on my projects without the constant risk of accidental activation. This gives me peace of mind, especially when I’m handling sensitive components or working in a confined space. It’s comforting to know that I can focus on the task at hand without worrying about unintended consequences.
Moreover, the versatility of normally open push buttons is something I value greatly. I’ve used them in everything from DIY home automation systems to interactive art installations. Their ability to serve as a simple input device allows me to create engaging experiences, whether it’s turning on lights, starting a motor, or triggering a sound. In my experience, incorporating these switches into my projects has not only improved functionality but also added
Buying Guide for Normally Open Push Buttons
Understanding Normally Open Push Buttons
When I first encountered normally open push buttons, I was intrigued by how they work. These buttons are designed to complete a circuit only when pressed. This means that in their default state, the circuit remains open. I found this feature particularly useful for applications where I needed a temporary signal or action.
Identifying My Needs
Before I made a purchase, I took a moment to assess my specific requirements. I considered what I would use the push button for. Was it for a project at home, a DIY device, or perhaps for industrial applications? Understanding my needs helped me focus on the right specifications.
Choosing the Right Size and Shape
Size and shape matter when it comes to push buttons. I found that they come in various dimensions, and the right one depends on where I plan to install it. A compact design might work best for smaller devices, while larger buttons are suitable for equipment that requires frequent use. I made sure to measure the installation space to avoid any fitting issues.
Considering the Material and Durability
The material of the push button plays a crucial role in its longevity. I learned that options range from plastic to metal. If my application involves exposure to harsh conditions, I opted for buttons with higher durability ratings. This consideration ensured that I wouldn’t have to replace the button frequently due to wear and tear.
Evaluating Electrical Ratings
Electrical ratings are essential when selecting a push button. I examined the voltage and current ratings to ensure compatibility with my circuit. Understanding these specifications helped me avoid potential electrical issues in my project.
Understanding Actuation Force and Feedback
When I pressed a push button, I noticed the importance of actuation force and feedback. Some buttons require a firmer press, while others are more sensitive. I preferred buttons that provided a tactile feedback, as it confirmed that I had engaged the switch. This feature made my interaction with the device more intuitive.
Assessing Mounting Options
Mounting options also influenced my decision. I found that push buttons can be panel-mounted or PCB-mounted, depending on my project’s design. I considered how I would integrate the button into my setup, ensuring that it would be securely installed and easily accessible.
Checking for Additional Features
While basic functionality was my priority, I also looked for additional features. Some push buttons come with LED indicators, which add a visual cue when the button is active. This feature can enhance usability, especially in low-light conditions.
Budget Considerations
Finally, I set a budget for my purchase. I realized that while there are economical options available, investing a bit more for quality can save me trouble in the long run. I weighed the features against my budget to find the best value for my needs.
Final Thoughts
buying a normally open push button involves several considerations. By understanding my needs, evaluating specifications, and considering additional features, I felt confident in my ability to choose the right push button for my project. I learned that taking the time to research and assess my requirements pays off in the end, leading to a successful installation and functionality.
Author Profile

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Hi! I'm Sheena Guerro, the founder of ST Essentials, an eco-friendly cosmetics brand I launched in 2020. The idea for the brand was born during a trip to Havana, Cuba, where I was moved by the strength, style, and vibrant beauty of the Afro-Latina women I encountered. Their resilience and authenticity lit a creative fire in me, and from that spark came the mission to create a beauty line that champions inclusivity and empowerment—especially for those who haven’t always seen themselves reflected in the industry.
As of 2025, my journey has taken an exciting new turn. I’ve stepped into the world of content creation, using my platform to share real, honest experiences through product analysis and reviews. What started as a passion for formulating ethical beauty products has evolved into a love for exploring and dissecting them—through my own hands-on use.
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