All Products

SKU: EC-ARS27361T

This motor shield uses dual TB6612 MOSFET drivers and a PCA9685PW I2C PWM controller to drive up to 4 DC motors or 2 stepper motors from an Arduino or compatible board. All motor control and speed management is handled via the I2C bus, freeing up digital pins for other uses. The stackable design...

SKU: AF-757 · MPN: 757

This bi-directional logic level converter from Adafruit uses 4× BSS138 FETs with 10K pull-up resistors to safely shift signals between different voltage levels. Unlike many level shifters, this design is fully compatible with I2C's open-drain pull-up signalling, following NXP's recommended applic...

SKU: WS-30461 · MPN: 30461

The Waveshare Modbus RTU 4-Channel Relay Module provides reliable high-current switching for industrial automation over an RS485 bus. Each of the four SPDT relays handles loads up to 30A at 250VAC or 28VDC, making it suitable for controlling motors, lighting, HVAC systems, and other heavy-duty eq...

SKU: DF-DFR0913

This DFRobot 4-channel optocoupler-isolated level converter translates 12V signals down to 3.3V, making it easy to interface industrial sensors and PLC outputs with Arduino, Raspberry Pi, and other 3.3V microcontrollers. Each channel features photoelectric isolation for reliable signal separation...

SKU: DF-DFR0914

This DFRobot 4-channel optocoupler-isolated level converter translates 12V signals down to 5V, making it easy to interface industrial sensors and PLC outputs with Arduino and other 5V microcontrollers. Each channel features photoelectric isolation for reliable signal separation between high and l...

SKU: EC-SPS40201S

This Elecrow 4-channel IR reflective sensor module combines four infrared emitter/receiver pairs with a mainboard that processes all signals. When an object enters the detection range, the corresponding channel outputs a low (TTL 0) signal and its indicator LED lights up. Each channel has an onbo...

SKU: TB-MB3703

This 4-channel universal charger handles Ni-MH, Ni-Cd, Li-ion, and LiFePO4 cells simultaneously across four independent slots. Each battery is monitored individually by a microprocessor with precise Pulse Width Modulation (PWM) control, ensuring safe and efficient charging. A single Li-ion or LiF...

SKU: LB-LS1376

A 4-core 50W ceramic heating element designed as a replacement for soldering iron handles on compatible constant-temperature soldering stations. The ceramic construction with four-wire heating provides fast heat-up, low power loss, and anti-static properties for reliable long-term use. Key Featu...

SKU: WS-19806

A compact 4-digit 8-segment red LED display module designed for the Raspberry Pi Pico. It plugs directly onto the Pico via an onboard female pin header and communicates over an SPI-compatible interface driven by an embedded 74HC595 shift register. The module comes with C/C++ and MicroPython demo ...

SKU: LB-LR0214-33

Add a clear numeric readout to your next microcontroller project with this simple 4-digit LED display module. It is suited to showing counters, timers, scores and sensor values without needing lots of I/O pins.The module uses a 2-wire serial interface with CLK and DIO pins, and runs from either 3...

SKU: DF-KIT0212 · MPN: KIT0212

Designed for high-accuracy navigation projects, this kit uses Network RTK to deliver 5 cm + 1 ppm centimetre-level positioning across a typical 15-20km operational range. Its onboard 4G module receives RTCM correction data from a CORS network via the Ntrip protocol, removing the need for a local ...

SKU: WS-24769

Industrial 4G LTE Router, multiple VPN protocols support, 3-ch Ethernet Ports, WIFI high-speed internet access, dual Qualcomm chips Industrial 4G LTE Router Enhanced WiFi, 1WAN/LAN+2LAN  Supports multiple modes and frequency bands, suitable for countries or regions including Europe, Middl...

SKU: LB-CONSULTING-4

Little Bird provides professional consulting services to help you get your electronics and IoT projects up and running. Whether you need a system and code review, troubleshooting, or hands-on implementation support, our team is here to help. Pre-paid consulting time is sold in 4-hour blocks at $...

SKU: LB-1601026

This USB splitter cable expands a single USB 2.0 Type-A port into two, allowing you to connect multiple devices simultaneously for both charging and data transfer. It's a compact solution for adding extra USB connectivity to laptops, desktops, and in-car systems without needing a powered hub. Ke...

SKU: LB-LS1677

A compact 4-in-1 USB-C hub that expands a single Type-C port into HDMI video output, two USB-A data ports, and a USB-C power delivery passthrough. Simply plug into your laptop, tablet, or smartphone's USB-C port for instant connectivity — no drivers required. Key Features HDMI Output – Connect...

SKU: AF-5795 · MPN: ADA5795

This square 4 inch TFT panel gives advanced display projects a high-resolution 720x720 pixel canvas with 16-bit full colour. It is an IPS display, so the colour remains strong up to 80 degrees off-axis in any direction.This version does not include a touchscreen. The panel uses an ST7701S TFT dri...

SKU: WS-24603

A 4-inch round IPS touchscreen display from Waveshare that connects to the Raspberry Pi via the DSI (Display Serial Interface) port. With a 720 × 720 resolution, 170° viewing angle, and 10-point capacitive touch through optically bonded toughened glass, it delivers excellent visual quality and re...

SKU: AF-5826 · MPN: ADA5826

This square TFT display module is made for advanced projects that need a high-resolution 4 inch panel in a compact, symmetrical format. It offers 480x480 16-bit full-colour pixels and uses an IPS display, so colour remains strong up to 80 degrees off-axis in any direction.The display is driven by...

SKU: AF-5827 · MPN: ADA5827

This square TFT module is for advanced display projects that need a dense, eye-catching 480x480 screen. The 4-inch IPS panel provides 16-bit full-colour pixels, with colour that remains clear up to 80 degrees off-axis in any direction.This version does not include a touchscreen. It uses an ST7701...

SKU: AF-3568 · MPN: 3568

A 4-wire cable fitted with JST-PH 4-pin female connectors on each end, approximately 150mm (6") long. These compact, latching connectors are commonly used on STEMMA boards, small rechargeable battery packs, RC receivers, tiny cameras, and other small electronic devices. The JST-PH connector clic...