Electronic Switches/Keypads Modules
The Electronic Keypads and Switches category offers a diverse range of products designed to provide secure and convenient access control solutions. This collection includes a variety of keypads and switches, such as the 4×1, 2×2, 3×4, 4×4, 4×5, and 7×7 matrix keypads.
These keypads and switches are ideal for applications where processors have limited pins available. In such cases, utilizing a keypad module is the perfect solution, as it allows for up to 16 key inputs using just 8 terminals. Explore our extensive selection of electronic keypads and switches to find the right solution for your access control needs.
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Yellow HTTM Capacitive Touch Switch Button
diymore
$1.93This is a simple completely electronic Capacitive Touch Switch HTTM Touch Button Sensor Module for Integrated Circuit. This HTTM (Heltec Touch Model) capacitive touch button is a White light model. Its anti-interference ability,...- SKU:
- PESSP49
$1.93 -
Green HTTM Capacitive Touch Switch Button
diymore
$1.93This is a simple completely electronic Capacitive Touch Switch HTTM Touch Button Sensor Module for Integrated Circuit. This HTTM (Heltec Touch Model) capacitive touch button is a White light model. Its anti-interference ability,...- SKU:
- PESSP47
$1.93 -
Red HTTM Capacitive Touch Switch Button
diymore
$1.93This is a simple completely electronic Capacitive Touch Switch HTTM Touch Button Sensor Module for Integrated Circuit. This HTTM (Heltec Touch Model) capacitive touch button is a White light model. Its anti-interference ability,...- SKU:
- PESSP46
$1.93 -
Touch Switch Module - 4P/3P interface
diymore
$1.93This module allows you to add tactile switch functionality to your project. It features a touchpad with a choice of 3 or 4 pin interfaces, depending on your needs. Characteristics: PCB size: 38 x 24 x 1.6mm Operating voltage: 3.3 / 5VDC Compatible...- SKU:
- PECTS56
$1.93 -
KY-004 tactile switch button
diymore
$1.16The Momentary Tactile Push Button Module is a compact and reliable switch designed for triggering inputs in electronic circuits. This module operates on DC 5V and is commonly used for reset, start, or input selection in...- SKU:
- PERSM62
$1.16 -
KY-025 Dry Reed Pipe Module
diymore
$1.54The module features: 1. imported normally open reed 2.the comparator output signals clean, good waveform, driving ability, than 15mA. 3.the working voltage of 3.3V-5V 4.the output form: digital switching output (0 and 1) 5. a fixed bolt hole for...- SKU:
- PERSM59
$1.54 -
TTP224 4-way Keypad Capacitive Touch Switch
diymore
$1.93The TTP224 is a 4-Channel Touch Sensor, meaning it has four touchpads. Whenever a capacitive load such as human hands is brought in proximity with the sense pad, the sensor then senses the change in capacitance and activates the...- SKU:
- PETTP62
$1.93 -
Joystick Shield Module
Dikavs
$3.85This JoyStick Shield Module Robotics Control is an Uno compatible shield that allows you to turn an Arduino Uno or compatible into a game console or robotic controller. 3.3V to 5V Gamepad Joystick Shield Module Game Rocker Button Controller...- SKU:
- PEKSF79
$3.85 -
LED Scroller Matrix Keyboard
diymore
$1.93The 4 x 4 matrix keypad usually is used as input in a project. It has 16 keys in total, which means the same input values. The 4 x 4 Matrix Keypad Module is a matrix non-encoded keypad consisting of 16 keys in parallel. The keys of each row and column...- SKU:
- PEMSR93
$1.93 -
2x2 Matrix 4 Button Module
diymore
$0.77The 2×2 matrix keypad module usually is used as input in a project. It has 4 keys in total, which means the same input values. The module is a non-encoded matrix keypad consisting of 14 keys in parallel. The keys of each row and column are...- SKU:
- PEMSR92
$0.77 -
Capacitor Touch Dimmer Constant Voltage LED PWM Control Board
diymore
$1.54The Capacitor Touch Dimmer is a stepless PWM (Pulse Width Modulation) control board designed for smooth and efficient LED brightness adjustment. It operates with constant voltage and uses a capacitive touch sensor for seamless...- SKU:
- PEHNE49
$1.54 -
12V 1 x 4 Keypad Matrix Membrane Switch (107x20x0.8mm)
Olimex
$1.39Introducing a cost-effective and high-quality DC 12V 4×1 Key Matrix Membrane Switch Keypad, designed to meet the needs of your diverse application requirements. This compact 4-button keypad serves as a valuable human-machine interface component for...- SKU:
- PEKMS86
$1.39 -
ACEBOTT 4 Button Module Easy-Plug Compatible with ESP32/Arduino
ACEBOTT
$3.70The ACEBOTT QB100 4 Button Module is a versatile input device designed for seamless integration with ESP32 and Arduino platforms. Featuring four responsive buttons, the module operates by providing an analog output signal when a button is pressed, and...- SKU:
- QB100
$3.70 -
ACEBOTT Large Capacitive Touch 4*4 Matrix Keypad Module Easy-Plug Compatible with ESP32/Arduino
ACEBOTT
$3.85The ACEBOTT Large Capacitive Touch 4*4 Matrix Keypad Module is an input device used to input data into a computer or other electronic device. Each key of this Matrix Keypad Module is a capacitive touch design, with a layout of four rows and four columns,...- SKU:
- QB098
$3.85 -
ACEBOTT Capacitive Touch Module Easy-Plug Compatible with ESP32/Arduino
ACEBOTT
$1.93The ACEBOTT QB091 Capacitive Touch Module is a modern solution for upgrading your Arduino projects. This module replaces traditional mechanical buttons with capacitive touch technology, offering a sleek and responsive touch interface. It detects both...- SKU:
- QB091
$1.93 -
ACEBOTT Button Module (12X12mm) Easy-Plug Compatible with ESP32/Arduino
ACEBOTT
$1.93ACEBOTT Button Module is a common electronic component used to achieve key operation in electronic devices. The ACEBOTT Button Module is composed of two electrodes and a spring-type button, which is located between the two electrodes. When the...- SKU:
- QB067
$1.93 -
KY-036 Metal touch sensor module
TMEiC
$1.16Features: - Single channel signal output - Low level output signal used for human body touch sensor alarm - Adjustable sensitivity - With fixed bolt hole for easy installation Specifications: Working voltage: for DC 5V Material: PCB +...- SKU:
- PEWAS88
$1.16 -
4×4 Matrix 16 Keypad Keyboard Module
diymore
$0.92The 4 x 4 matrix keypad usually is used as input in a project. It has 16 keys in total, which means the same input values. The 4 x 4 Matrix Keypad Module is a non-encoded matrix keypad consisting of 16 keys in parallel. The keys of each row and column...- SKU:
- PEMSR91
$0.92 -
Blue HTTM Capacitive Touch Switch Button
diymore
$1.93This is a simple completely electronic Capacitive Touch Switch HTTM Touch Button Sensor Module for Integrated Circuit. This HTTM (Heltec Touch Model) capacitive touch button is a White light model. Its anti-interference ability,...- SKU:
- PESSP45
$1.93 -
Keypad 4 X 3 Membrane
diymore
$0.77Product description Pad Size: 69.2 x 76.9 x 0.8mmCable Length: 3-1/3" or 86mm (include connector)Connector: Dupont 7 pins, 0.1" (2.54mm) PitchMount Style: Self-AdherenceMax. Circuit Rating: 35VDC, 100mAInsulation Spec.: 100M Ohm, 100VDielectric...- SKU:
- PERDC14
$0.77 -
4x4 Matrix (BLACK) Keypad Module
diymore
$3.47Rubber-domes beneath each button provide satisfying key travel with each button press. Each key is emblazoned with a legible white character molded into its surface. Four mounting holes allow solid and easy mounting to a panel. The single-row 0...- SKU:
- PEMKK45
$3.47 -
Touch Switch Capacitive Sensor Module
diymore
$3.85Description:1. Input voltage: 9v-24v2. Output voltage: 9v-24v3. Load power: 30W4. Load current: 3A5. Standby current: 10mA6. Standby power consumption: 0.1w7. Operating temperature: -20 ℃~ 65 ℃8. Type: Touch_S...- SKU:
- PEHNE48
$3.85 -
TTP229 Capactive Touch Switch
diymore
$2.31This is TTP229 16-Way Capacitive Touch Switch Digital Touch Sensor Keypad Module. This capacitive touch sensor module uses the TTP229 integrated circuit, making it easy to add capacitive touch input to your project. It features 16 sensitive touch pads...- SKU:
- PETTP59
$2.31 -
Mini Magnetic Dry Reed Switch
Hesai
$1.39Reed switch is an abbreviation of the dry reed contacts a passive electronic switching elements, and has the advantages of simple structure, small size and ease of control, its shell is a sealed glass tube, the tubes are installed two iron elastic reed...- SKU:
- PEDRP58
$1.39 -
Crash Collision Sensor Impact Switch
Electro
$1.93This is a collision sensor, you can use it as a limit switch when it crashes something, it will output a low level, and normally output a high level. This module can use for the robot, smart car, or some other device that needs to limit the stroke...- SKU:
- PECCS78
$1.93 -
Capacitive Touch Sensor
diymore
$1.54Description:This is jog type capacitive touch switch sensor module based on a touch detection IC TTP223B. Normally, the output is low level(at mode of low power consumption). When the finger touch the corresponding location, output will be high(at quick...- SKU:
- PECTS55
$1.54 -
4x3 Matrix (BLACK) Keypad Module
Olimex
$3.08Description A basic 12 button keypad for user input. The buttons are setup in a matrix format. This allows a microcontroller to 'scan' the 7 output pins to see which of the 12 buttons is being pressed. Check the examples below for correct pin-outs and...- SKU:
- PEOIE44
$3.08 -
1 x 4 Keypad Matrix Membrane Switch
Olimex
$0.77Item specifics Type:Voltage Regulator is_customized:Yes Model Number:4 Key Matrix Membrane Switch Keypad- SKU:
- PEKMS85
$0.77 -
Keypad 4 x 5 Membrane
Hesai
$1.5420 Key Membrane Switch 4x5 Matrix Array Keypad Keyboard Control Panel Microprocessor Keyboard Controller for Arduino 5*4 1. Panel Size: 75*85mm.2. Length: 18CM.3. Insulation Resistance:100M Ω 100V.4. Withstand Voltage:250V Rms.(50-60Hz lmin)5...- SKU:
- PEAAM48
$1.54 -
Keypad 4X4 Membrane
Hesai
$0.92Product description: Contact resistance 500Insulation resistance 100MKey Operating Force 150-200NRebound time 1 (ms)Life of 100 million (times)Operating Temperature 60 1.The electronic characteristics:Circuit Rating: 35V (DC), 100mA,...- SKU:
- PEMSK94
$0.92 -
3pin Big Button Key Switch Sensor
diymore
$1.16Description: Size: 11*22mmColor: red cap or black cap,sent by randomVoltage: 3.5, 5VOutput: digital level (press low level, release high level)Interface: for 3P interface S V GPlatform: for , MCU, ARM, PI Package Included: 1 * button module- SKU:
- PEBKS44
$1.16 -
Reed sensor module
diymore
$1.54The module features: 1. imported normally open reed 2.the comparator output signals clean, good waveform, driving ability, than 15mA. 3.the working voltage of 3.3V-5V 4.the output form: digital switching output (0 and 1) 5. a fixed bolt hole...- SKU:
- PERSM58
$1.54 -
AD Keyboard Five Key Module
Dikavs
$2.70Description: AD Analog Keyboard Module Electronic Building Blocks For , port is compatible expansion board sensor analog keyboard,5 keys only takes an analog port , save resources , analog acquisition , press different keys output different voltage ,...- SKU:
- PEKSF78
$2.70