1×4 Matrix 4 Key Membrane Type Keypad

Overview of this 1×4 Matrix 4 Key Membrane Type Keypad

Introducing Roboway 1×4 Matrix 4 Key Membrane Type Keypad is a compact & reliable input solution for various electronic project. This 1×4 Keypad Matrix feature four keys with a self adhering back & make it easy to mount. Designed with Dupont 5-pin connectors and a 2.54mm pitch, it ensure easy connection. Its compact design is ideal for applications need simple, durable user input.

Built for longevity, this Keypad Matrix 1×4 support up to one million key presses. This 4 Keys Keyboard Membrane Type offers reliable performance with insulation rated at 100M Ohm and a 35VDC circuit rating. Its operational range of -20 to +40 °C makes it suitable for various environments. This keypad is perfect for DIY electronics, robotics, and embedded systems projects.

Features

• Compact 4-Key Layout: Offers a 1×4 matrix with four responsive keys for simple input tasks. This design is ideal for applications requiring limited yet precise input options.
• Reliable Dupont Connector: Equipped with a 5-pin, 2.54mm Dupont connector for easy integration. The standardized pitch allows for hassle-free connection with microcontrollers.
• High Durability: Rated for up to 1 million presses, ensuring long-term reliability. This durability is perfect for high-use applications where longevity is crucial.
• Self-Adhesive Backing: Features a self-adherent mount style for convenient placement on surfaces. This allows secure, versatile positioning on panels or enclosures.
• Safe Circuit Rating: Supports a maximum circuit rating of 35VDC and 100mA for safe operation. It also withstands up to 250VRms, offering additional safety in various setups.

Specification

Model: RW-218

Number of Keys: 4

Cable Length: 3-1/3″ (85mm)

Connector Type: Dupont 5 pins, 0.1″ (2.54mm) pitch

Mount Style: Self-Adherence for easy placement

Max Circuit Rating: 35V DC, 100mA

Insulation Resistance: 100MΩ at 100V

Dielectric Withstand: 250V RMS (60Hz, 1 minute)

Contact Bounce: ≤5ms for reliable performance

Life Expectancy: Up to 1 million keypresses

Operating Temperature Range: -20°C to +40°C

Keypad Type: Membrane type

Dimensions: 20*67 mm

Weight : 2 gm

SKU: RW-218