Circuit Boards & Components

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Building Block Expansion Board for Micro:Bit UNIHIKER K10 M10,Wireless LEGO Compatible for Mobile Robots AI Companions

BW16 Development Board RTL8720DN Dual-Band WiFi 5.0 Bluetooth Module USB TYPE-C Onboard PCB Antenna, IPEX Antenna A

100pcs BC547 TO-92 NPN transistor

DC Bias Adjustable Amplifier Module Offset Voltage Superposition Adjustment 1-13x Adjustable Reverse Polarity Protection

RT809F Serial ISP Programmer Universal BIOS Programmer with Full Adapters, EDID Cable & ICSP Support for EEPROM,MCU, LCD

Rectifier Models GHE40L - High Efficiency and Safety Standards

Waveshare RP2350 1.47inch LCD Development Board ARM Cortex-M33 with RGB Lamp Beads5 172x320 16MB Flash LCD-1.47 USB (B)

ESP32-S3 Development Board with 1.28Inch Round Touch LCD Display Embedded GC9A01 Display Driver CST816S Touch Driver

X99 Dual-Socket Motherboard+SATA Cable LGA2011-3 Supports 8XDDR3 RAM Dual Ethernet Ports Supports E5 2678 V3 2676 V3 CPU

Adapter Board for 20P 2.54 Mm JTAG To 10P 2.0Mm 1.27Mm SWD Interface Converter J6PC

5pcs GY-273 HMC5883L Electronic Compass Module Triaxial Magnetic Field Electronic Compass Sensor Module

4682 Adafruit for MicroSD Card Breakout Module - SPI/SDIO 3V Only Flash Memory Expansion Board for Electronic Projects

2X LM4040 Precision Voltage ReferenceModule 2.048V 4.096V Voltage Reference SourceBoard 0.1% Accuracy B

Unit PoE-P4 with ESP32-P4 PoE Ethernet Embedded Controller IP101GRI Ethernet PHY Support 10/100 Mbps Communication

DC-715 12V 3A Universal TV Switching Power Supply Module for 15-22 Inch LED LCD TV

ESP32 Development Board USB Dongle Bluetooth Gateway for MicroPython ESPHome IoT Development Tool

Polarized 3300uF 25V Aluminum Electrolytic Capacitors 40 Pcs

Fireworks Red Yellow Double Color Flashing Lights DIY Kit Strobe NE555 + CD4017 Electronic Practice Kits Suite Parts

2X TYPE-C Interface Atmega32U4 Self USB Updater 5V/16M Microcontroller Development Board

V11 Vacuum Cleaner Battery PCB Protection Circuit Board for V11 Complete Extra, for V11 Torque Drive

10W 0.4-6GHz RF Limiter ARW4333 PIN Diode Limiter 42dBm CW/Pulse Power Protection for Radio Amplifier Mixer

12864 LCD COG Module 12864-06D COG Dot Matrix Screen with Chinese Font SPI Interface B

Adjustable Single-Channel Angle Servo Driver Board Servo Control Module SG90 Servo Driver Circuit PWM Trawler

ESP32-S3 AI Box Industrial Development Board 4.3 Inch IPS TouchScreen Display with Case CAN I2C RS485 for DeepSeek

MAKCU Key&Mouse Box for Arduino Development Boards ESP32-S3 with Shell and Cable

H61S 1155 Pin DDR3 Motherboard Laptop Main Board DNF Studio Supports M.2 I3 I5 CPU H61 17x17

65W PD Fast Charging Module 4-Way Type-C Support PD3.0/2.0 QC3.0/2.0 AFC over-Current Protection Charger Circuit Board

18650 Li-Ion Battery Charging Protection Circuit Board PCB for Kobalt 24V 18650 12-Cell Lithium Battery KB624

5X ESP32 Single Channel Relay Module AC220V Power Supply 30A WIFI Bluetooth Relay Module Development Board

433-510MHZ Wireless Stick Lite V3 ESP32+LoRa Development Board Compatible with ESP32-S3 Node Type-C

UWB Indoor Bidirectional Ranging and Positioning Module BU04 Development Board 10cm Positioning and Tracking

Receive-Only LPF Low Pass Filter Signal Filtering Device LPF Module for Receiving Medium and Short Wave Signals 30Mhz