16-Key Capacitive Touch Matrix Keypad PH2.0 for DIY Smart Lock
16-Key Capacitive Touch Matrix Keypad PH2.0 for DIY Smart Lock
16-Key Capacitive Touch Matrix Keypad with PH2.0 Cable
Upgrade your DIY electronics projects with this high-sensitivity 16-key capacitive touch matrix keypad. Featuring a responsive capacitive touch design and a convenient PH2.0 connector cable, this compact keypad is ideal for hobbyists, makers, and engineers building smart locks, access control systems, or custom electronic projects.
Key Features
- 16 Capacitive Touch Keys — Arranged in a 4×4 matrix layout for intuitive numeric and function input
- High Sensitivity Touch Response — Detects light touches accurately for smooth, reliable input every time
- PH2.0 Connector Cable Included — Ready-to-use wiring for quick integration into your circuit or microcontroller board
- 5V Operating Voltage — Compatible with Arduino, Raspberry Pi, ESP32, and other common development platforms
- Compact Form Factor — Approximately 7 × 5.6 cm (2.76 × 2.2 in), fits neatly into enclosures and project panels
- Brand New & High Quality — 100% new components for consistent, long-lasting performance
- Versatile Application — Perfect for smart locks, security keypads, home automation, DIY access panels, and custom electronic builds
Specifications
- Number of Keys: 16 (4×4 matrix)
- Interface: PH2.0 cable connector
- Operating Voltage: 5V
- Dimensions: ~7 × 5.6 cm / 2.76 × 2.2 in
- Package Contents: 1 × Capacitive Touch Matrix Keypad
Made in Mainland China.
Note: Due to manual measurement, there may be a ±5 mm dimensional variance. Slight color differences from product images may occur due to lighting conditions during photography.
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Frequently Asked Questions
Q: What microcontrollers is this capacitive touch keypad compatible with?
A: This 16-key capacitive touch matrix keypad operates at 5V and is compatible with a wide range of popular development boards including Arduino, Raspberry Pi, ESP32, ESP8266, and other 5V or 3.3V (with level shifting) microcontroller platforms.
Q: Does the keypad come with a cable for connection?
A: Yes! The keypad includes a PH2.0 connector cable in the package, making it straightforward to connect directly to your circuit or development board without additional wiring adapters.
Q: What are the best use cases for this touch keypad?
A: This keypad is ideal for DIY smart locks, access control panels, home automation keypads, security entry systems, custom electronic enclosures, and any project requiring a compact and reliable 4×4 numeric input interface.
Q: Is this keypad suitable for beginners in electronics?
A: Absolutely. Its plug-and-play PH2.0 connector and standard 5V operation make it a great choice for beginners and experienced makers alike. Numerous open-source libraries and community resources are available to help you get started quickly.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.