Name: 4x4 16Key Matrix Keyboard Membrane Switch Keypad
Brand: Chinese
SKU: 53547
Availability: InStock

Description

The 4×4 16-Key Matrix Membrane Keypad is a compact, lightweight, and ultra-durable user input device designed for a wide range of electronic applications. Featuring 16 tactile keys arranged in a 4×4 matrix, this keypad provides a simple and efficient way to capture numeric and character inputs in your projects.

Built with high-quality, flexible membrane material, the keypad is thin, waterproof-like, and long-lasting, making it ideal for embedded systems, DIY electronics, home automation interfaces, access control systems, and educational projects. It connects easily with popular microcontrollers like Arduino, Raspberry Pi, ESP32, and PIC/AVR, thanks to its 8-pin matrix output.

Key Features

16-Button Matrix Layout: Includes numbers 0–9 and function keys A, B, C, D, *, and #.
Ultra-Thin Membrane Design: Lightweight and flexible with an adhesive back for easy mounting.
Durable & Reliable: Long-lasting tactile buttons suitable for frequent use.
Easy Interfacing: 4×4 matrix configuration reduces wiring and is compatible with most microcontrollers.
Stable & Responsive: Offers quick and accurate keypress detection.
Compact & Space-Saving: Perfect for embedded and portable devices.

Technical Specifications

Key Layout: 4 rows × 4 columns (4×4 matrix)
Number of Keys: 16
Operating Voltage: Typically 3.3V–5V (depending on microcontroller)
Connection: 8-pin ribbon cable
Dimensions (approx.):
- Keypad Size: ~70mm × 77mm
- Cable Length: ~85mm
Material: Flexible membrane with printed overlay
Mounting: Adhesive backing for easy installation

Applications

Arduino and microcontroller interfaces
Security and access control panels
Password or PIN entry systems
Home automation control units
Menu navigation for embedded systems
DIY electronics and robotics projects
Educational microcontroller experiments

Why Choose This 4×4 Membrane Keypad?

This keypad offers the perfect blend of simplicity, durability, and versatility, making it a go-to choice for students, hobbyists, and professionals. Its compact design and smooth interfacing capabilities ensure seamless integration into any electronics project requiring a reliable user-input method.

About brand

Labtex is a seller, supplier, and stockist of Chinese-branded and non-branded lab equipment, scientific instruments, chemicals, reagents, microscopes, telescopes, medical devices, etc., in Bangladesh. Labtex always tries to sell the original products through the website and direct sales.

Shipping & Delivery

Delivery within 1-3 working days in Dhaka City and 3-5 working days anywhere in Bangladesh.

Disclaimer and Declaration

We are using this website as a catalog or brochure to represent our company in the digital world. Here displayed products and the physical products may slightly vary due to the deviation of lighting sources, photography, or your device display settings. And to improve product quality and prevent counterfeiting, actual products may vary, which may not match the image shown here. And here prices shown may be changed depending on the market price. And all prices are without VAT and AIT. Displayed on this website are not our ready-stock products, but we can deliver within the due time, which means delivery within 1-3 days in Dhaka city and within 3-5 days anywhere in Bangladesh.N.B.: We can’t deliver liquid products outside of Dhaka City. Please don’t place an order for liquid products from outside Dhaka City.Special Caution: None of our chemicals is suitable for human consumption or use in food. These are only for Research and Analysis. Website Disclaimer: This website may use some copyrighted materials without specific authorization of the owner, but the contents used here which is under the “Fair Use” of website content Policy. Copyright Disclaimer Under section 107 of the Copyright Act 1976, allowance is made for “fair use” for purposes such as comment, news reporting, teaching, scholarship, research, and analysis. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational, training, experimental, or personal use tips the balance in favor of fair use. If you have any complaints about our content or find any content, image, video, or text that is copyrighted by you and want to remove it from this website, please feel free to email us at Labtexbangla@gmail.com. Those contents will be removed from this website.বি: দ্র: আমাদের অফিস থেকে সরাসরি পণ্য নেওয়ার ক্ষেত্রে, আমাদের অফিসে আসার নূন্যতম ৩ ঘন্টা আগে ফোনে জানিয়ে আসতে হবে। নতুবা ততক্ষনাৎ অফিস থেকে পণ্য দেওয়া সম্ভব হবে না।বিশেষ সর্তকতাঃ আমাদের কোনও রাসায়নিকই মানুষের ব্যবহারের জন্য বা খাবারে ব্যবহারের জন্য উপযুক্ত নয়। এগুলি কেবল গবেষণা এবং বিশ্লেষণের জন্য।