- Faqja kryesore /
- furnizime industriale /
- Industrial Electrical /
- Semiconductor Products /
- Microprocessors /
- 4x3 Matrix Array 12 Key Membrane Switch Keypa...
0 ratings
Artikulli #:
86854199
4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR
Artikulli #:
86854199
ALL 771
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from SHBA
0 ratings
Shkruaj një vlerësim
Në magazinë
Importuar nga dyqani USA
Porosit tani dhe merr dërgesën afërsisht E premte, Gusht 28
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Max. Circuit Rating: 35VDC, 100mA
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of SHBA store (110-120). Recommended power converters Bli tani.
What Stands Out
Compact Design
The 4x3 matrix layout provides a compact control panel, making it ideal for space-constrained projects while maintaining functionality and ease of use.
Versatile Compatibility
Designed to work seamlessly with Arduino and AVR microcontrollers, it simplifies integration into various electronics projects, ensuring broad application in DIY and professional setups.
Durable Construction
Crafted with quality membrane materials, this keypad promises durability and resilience against wear, ensuring long-term reliability for both hobbyists and industrial applications.
Detajet e produktit
| Hand Orientation | Ambidextrous |
| Style Name | Modern |
| Item Dimensions L x W x H | 3.03"L x 2.72"W x 0.03"H (7.7 x 6.9 x 0.1 cm) |
| Enclosure Material | copper |
| Brand | Reland-Sung |
| Keyboard Description | Membrane |
| Manufacturer | Reland Sung |
| UPC | 723585713096 |
| Mfr Part Number | 723585713096 |
| Style | Modern |
| Product Dimensions (L x W x H) | 3.03"L x 2.72"W x 0.03"H (7.7 x 6.9 x 0.1 cm) |
| Material | copper |
| Number of Items | 1 |
Who Should Buy?
-
Arduino Developers
Ideal for hobbyists and developers creating Arduino projects requiring user input or control mechanisms for functionality.
-
Embedded Systems
Suitable for those integrating simple keypads in embedded systems for user interaction, allowing easy control of applications.
-
DIY Enthusiasts
Perfect for DIY electronics enthusiasts looking to build interactive devices or prototypes using a compact keypad interface.
-
Professional Use
Not suitable for professional-grade applications requiring high durability or certification for commercial use.
PËRSHKRIMI I PRODUKTIT
4x3 Matrix Array 12 Key Membrane Switch Keypad Keyboard 3 * 4 Control Panel Microprocessor Keyboard Controller for Arduino AVR
Keni ndonjë pyetje? Bisedoni me ne
Pyetje-përgjigjet për klientin
-
Pyetje:
What is a 4x3 matrix array 12 key membrane switch keypad?
Përgjigje: A 4x3 matrix array 12 key membrane switch keypad is a compact input device that consists of 12 individual keys arranged in four rows and three columns. This type of keypad is utilized for user interfaces in various electronic projects, particularly in conjunction with microcontrollers like Arduino and AVR. The matrix design helps optimize space while providing an efficient and straightforward way to input commands, ideal for applications in home automation, robotics, and gaming systems. -
Pyetje:
How do I connect the 4x3 membrane switch keypad to an Arduino?
Përgjigje: To connect the 4x3 membrane switch keypad to an Arduino, begin by wiring the keypad's rows and columns to the appropriate digital pins on the Arduino board. Each of the keypad's rows should connect to a separate pin, and the same goes for the columns. Once connected, use a keypad library, like Keypad or similar, to manage input detection in your code. This setup allows the Arduino to identify which button is pressed and execute specific functions, making it perfect for interactive projects. -
Pyetje:
Can I use this keypad with other microcontrollers besides Arduino?
Përgjigje: Yes, the 4x3 matrix array keypad is versatile and can be used with other microcontrollers, such as AVR, PIC, or Raspberry Pi. The wiring process remains similar: connect the keypad's rows and columns to the digital pins of the other microcontroller. Libraries and code examples specific to those platforms facilitate integration, allowing you to develop a range of applications including control panels, user interfaces, and more. This flexibility makes the keypad ideal for various electronics projects. -
Pyetje:
What applications are suitable for a 4x3 matrix keypad?
Përgjigje: The 4x3 matrix keypad is ideal for various applications, including Home Automation systems for controlling lights or appliances, or security devices like access control systems. It can also be used in DIY projects involving robotics for user input or joystick functions, as well as in gaming consoles as a control interface. Its versatility makes it a go-to solution for developers and hobbyists needing a compact user interface for electronic devices. -
Pyetje:
What features should I look for in a membrane switch keypad?
Përgjigje: When evaluating a membrane switch keypad, consider features such as key sensitivity, durability, and the type of feedback (tactile or non-tactile) it offers. Additionally, assess the ease of integration with your microcontroller and review the availability of compatible libraries to facilitate development. Compatibility with different voltages and a potentially longer lifespan due to the absence of moving parts is also crucial for overall effectiveness in your projects. -
Pyetje:
Is the keypad suitable for outdoor use?
Përgjigje: While the standard 4x3 matrix keypad is designed for indoor applications, outdoor use is possible if you take necessary precautions. Consider utilizing a protective enclosure to shield it from moisture and dust. Additionally, select keypads that are labeled as waterproof or weather-resistant. This way, you can implement user interfaces for outdoor devices or installations, ensuring durability and functionality in various environmental conditions. -
Pyetje:
Can I modify the key functions on the keypad?
Përgjigje: Absolutely! One of the key features of the 4x3 matrix keypad is that it allows for custom programming. By writing code in your microcontroller’s Integrated Development Environment (IDE), you can assign specific functions to each key based on your project requirements. This programmability is essential for creating tailored user experiences, whether you need a simple input method or complex command sequences for advanced projects. -
Pyetje:
What is the difference between the keypad and a traditional mechanical keyboard?
Përgjigje: The primary difference lies in their construction and functionality. A 4x3 matrix keypad is a compact, low-profile membrane switch, while traditional mechanical keyboards utilize individual mechanical switches under each key for tactile feedback. This makes the membrane keypad lighter and quieter, ideal for portable applications. They are often used in scenarios where space and weight are critical concerns, like embedded systems and smaller electronic devices. -
Pyetje:
What should I be aware of when programming the keypad?
Përgjigje: When programming the 4x3 matrix keypad, ensure that your code correctly identifies each key press. Consider using established libraries designed for matrix keypads that provide functions for scanning the keypad and detecting pressed keys. Debugging is also important; make sure to test each key with sample code to confirm correct functionality. Taking the time to understand how the keypad works with your microcontroller is key for seamless integration into your project. -
Pyetje:
Where can I buy the 4x3 Matrix Array 12 Key Membrane Switch Keypad?
Përgjigje: You can purchase the 4x3 Matrix Array 12 Key Membrane Switch Keypad from Ubuy in Albania. Ubuy is a reliable e-commerce platform that offers a wide variety of electronics and components suitable for your projects, ensuring you find the right products to enhance your electronics work.
RelandSung Microprocessors Editorial Review
Nuk u gjetën komente editoriale
Customer Reviews & Ratings
1 vlerësimet nga klientët
-
5 yll
100%
-
4 yll
0%
-
3 yll
0%
-
2 yll
0%
-
1 yll
0%
Bëj vlerësim për këtë produkt
Ndaji mendimet me klientë të tjerë
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Pikëpagesë e sigurt
Global Delivery
Easy Returns
Genuine Products
Product Price History
Informacion me rëndësi
- Kufizime: Për produktet e dërguara ndërkombëtarisht, të lutemi vër re se mund të mos jetë e vlefshme çdo garanci prodhimi; opsionet e shërbimit prodhues mund të mos disponohen; manualet e produktit, udhëzimet dhe paralajmërimet e sigurisë mund të mos jenë në gjuhën e shtetit të vendmbërritjes; produktet (dhe materialet shoqëruese) mund të mos jenë hartuar në përputhje me standardet, specifikimet dhe kërkesat për etiketim të shtetit të vendmbërritjes; dhe produktet mund të mos i përmbahen voltazhit dhe standardeve të tjera elektrike të shtetit të vendmbërritjes (duke kërkuar përdorimin e një adaptorni nëse duhet). Marrësi është përgjegjës për të siguruar që produkti mund të importohet ligjërisht në shtetin e vendmbërrijtes. Kur bëhen porosi nga Ubuy ose filialet e tij, marrësi është importuesi i regjistruar dhe duhet t'u përmbahet të gjitha ligjeve dhe rregulloreve të shtetit të vendmbërritjes.
- Jo të gjitha produktet e renditura në Ubuy janë për shitje, pasi Ubuy është motor kërkimi global. Produktet i nënshtrohen rregulloreve të eksportit/tregtisë.
ALL 771
Porosit tani dhe merr dërgesën afërsisht E premte, Gusht 28
Ky artikull nuk kufizohet në shtetin tim. (Kliko në lidhjen e mësipërme nëse ky artikull nuk kufizohet në shtetin tënd. Ekipi ynë do ta shqyrtojë dhe do ta lejojë.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Karakteristikat dhe Përfitimet
- Max. Circuit Rating: 35VDC, 100mA
- Connector: Dupont 7 pins, 0.1 (2.54mm) Pitch
- Insulation Spec.: 100M Ohm, 100V
- Mount Style: Self-Adherence
- Contact Bounce: Reland Sung
- Dielectric Withstand: 250VRms (60Hz, 1min)
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.