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Relay Module 1 Channel 5V 12V

Relay Module 1 Channel 3.3V 5V 12V 24V

from $5.60
from $5.60
OLED 128x64 128x32 12864 12832 0.91 0.96 1.3 2.42 inch

OLED 128x64 128x32 12864 12832 0.91 0.96 1.3 2.42 inch

from $4.40
from $4.40
RFID NFC NTAG215 Card Hard Tag Sticker 13.56MHz

RFID NFC NTAG215 Card Coin Sticker 13.56MHz

$1.80
$1.80
DC-DC Step Down Buck Converter 3.3V 5V 12V (3A)

DC-DC Step Down Buck Converter 3.3V 5V 12V (3A)

$5.80
$5.80
LCD 16x02 1602 Green Blue I2C Adapter

LCD 1602 Green Blue I2C Adapter

from $4.60
from $4.60
Relay Module 2 Channel 5V 12V

Relay Module 2 Channel 3.3V 5V 12V 24V

from $8.00
from $8.00
DC-DC Step Down Buck Converter 3.2 - 40V to 1.25 - 35V 10W 3A LM2596

DC-DC Step Down Buck Converter 3.2 - 40V to 1.25 - 35V 10W 3A LM2596

$6.50
$6.50
Relay Module 4 Channel 3.3V 5V 12V 1

Relay Module 4 Channel 3.3V 5V 12V 24V

from $9.60
from $9.60
Charging Module TP4056 Type-C PH2.0

Charging Module TP4056 Type-C

$5.20
$5.20
DC-DC Step Down Buck Converter 3.3V 5V 12V (5A)

DC-DC Step Down Buck Converter 3.3V 5V 12V (5A)

$7.60
$7.60
Mosfet Driver Module

Mosfet Driver Module

$5.40
$5.40
Load Cell Amplifier HX711

Load Cell Amplifier HX711

$6.00
$6.00
Logic Level Shifter Converter Bi-Directional 4 Channel

Logic Level Shifter Converter Bi-Directional 4 Channel

$3.60
$3.60
Active Buzzer Module

Buzzer Module Active Passive

$5.00
$5.00
RS485-TTL MAX485 Converter Automatic Flow Direction Control

RS485-TTL MAX485 Converter Automatic Flow Direction Control

from $4.80
from $4.80
LCD TFT 2.4 inch 3.2 inch inch Resistive Touch

LCD TFT 2.4 3.2 inch ILI9341 Resistive Touch

from $17.00
from $17.00
LCD I2C Adapter

LCD I2C Adapter

$4.20
$4.20
Clock Module RTC DS3231

Clock Module RTC DS3231

$7.40
$7.40
LCD 2004 Green Blue I2C Adapter

LCD 2004 Green Blue I2C Adapter

from $10.40
from $10.40
DFRobot DFPlayer - A Mini MP3 Player

DFRobot DFPlayer - A Mini MP3 Player

$12.20
$12.20
DC-DC Step Down Buck Converter with Display 3.2 - 40V to 1.25 - 35V 10W 3A LM2596

DC-DC Step Down Buck Converter with Display 3.2 - 40V to 1.25 - 35V 10W 3A LM2596

$9.80
$9.80
RFID Module RC522 13.56MHz

RFID Module RC522 13.56MHz

from $6.00
from $6.00
INA219 Voltage Current Sensor

INA219 Voltage Current Sensor

$6.60
$6.60
Bluetooth Transceiver Module HC-05

Bluetooth Transceiver Module HC-05

$12.40
$12.40

Electronic modules are self-contained circuit boards that add specific functionality to a microcontroller or single-board computer without requiring component-level design. Each module handles the supporting circuitry internally, exposing only the signals or interfaces needed for integration.

This collection spans the full breadth of available module types: sensor breakouts, display drivers, wireless and networking modules, motor and relay controllers, power management, audio, GPS, AI inference modules, and more — all compatible with Arduino, ESP32, Raspberry Pi, and similar platforms.

Modules are used across every category of electronics project: IoT sensor nodes, home automation systems, robotics platforms, industrial monitoring, STEM education kits, and prototyping in commercial product development. Their plug-and-play nature makes them the fastest way to add new capabilities to any build.