Circuit Boards & Components

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3pcs DS3502 I2C Digital Potentiometer Digital 10K Potentiomete IC High-Voltage NV I C Potentiometer DS3502U+ Development

2Pc System Board FPGA Core Board Altera CycloneIV EP4CE6E22C 8N Development Board FPGA Core Board System Board

3X Replacement 6mm Shaft Dia 470K Ohm 2W Pots Potentiometer W Knob

6 Pair A1941 + C5198 10A 200V Power Amplifier Silicon Transistor

2X 3.3V/5V MB102 Breadboard Power Module+Solderless 830Points Bread Board +65 Jumper Wires

RP2040-Zero Microcontroller Development Board for Raspberry Pi RP2040 Dual-Core Cortex M0+ Processor 2MB Flash 20Pcs

2X ESP32 Single Channel Relay Module AC220V Power Supply 30A WIFI Bluetooth Relay Module Development Board

5X HW-521 Digital Time Delay 1 Way Relay Trigger Cycle Timer Delay Switch Circuit Board Timing Control Module

10X HT-RA62 LoRa Series Module SX1262 Secondary Development Supports LoRaWAN Protocol 868-915MHz

2X for Beetle Leonardo USB ATMEGA32U4 Mini Development Board PRO-MICRO Multifunction Portable Convenient Module,Black

2X 74HC4051 8 Channel Analog Multiplexer Selector Module Multiplexers Distributor Resolver

3X Replace W5100 Ethernet Shield LAN Network Module W5500 Support TCP/IP 51/ STM32 Microcontroller with 32k Bytes SPI

3X High Performance BDS GNSS Multi Mode Satellite Positioning Navigation Receiver SOC Development Board GP-02-Kit

40PCS Potentiometer Kit with Knobs B5K 10K 20K 50K 100K Single Shaft 15MM Potentiometer Switch

4X One 1 Channel 5V Relay Module Board Shield for Arduino with Optocoupler Support High and Low Level Trigger

5X Male to Female Type C Test PCB Board Universal Board with USB 3.1 Port 20.6X36.2MM Test Board with Pins

18 Pcs Black 15Mm Dia Cord Ferrite Core Noise Suppressor Filters

3X MLX90614ESF MLX90614 MLX90614-DCI Contactless Temperature Sensor Module Compatible

100PCS 2CL77 High Voltage Diode HV Rectifier 5MA 20KV Rectifier Diodes for Voltage Regulator, Coding Modulation

2X 1-Channel WIFI Relay Module 30A ESP32-WROOM-32E Development Board Module for Smart Home Wireless Control DC7-28/5V

3X No Welding Solderless Breadboard Plate 3220 Tie-Points Test Circuit Board ZY-208 4Pcs 830 Points

2Pcs LD2635MA DC5-27V Step-Down HB LED Driver Module Adjustable PWM Controller DC-DC Buck Constant Current Converter

5X Portable 4G Module CAT.1 Core Development Board Module Full Network Passband 2G STM32 Routine FS-MCore-A7670C

3X Specail Case for Heltec Wifi Lora 32 V3

2X CP2102 Module USB to TTL Serial UART STC Download Cable Super Brush Line Upgrade A Type USB Micro-USB 5Pin

3pcs 2.8inch ESP32-2432S028R ESP32 Display 240x320 Resistive Touchscreen ESP-WROOM-32 WIFI&Bluetooth Development Board

5X BW16-Kit Development Board RTL8720DN Dual-Band Wi-Fi Low-Power Bluetooth BLE Module Type-C Interface

3X 1090MHz 1.09GHz ADS-B Active SAW Filter &LNA 5V Power Supply Low Noise Amplifier

4Pcs VC-02-Kit AI Intelligent Pure Offline Voice Development Board VC02 Offline Recognition Speech Control Module

6X WX050 10K Ohm 5W 6mm Round Shaft Rotary Wire Wound Potentiometer Black+Silver

5X T114 V2 GPS Module 3.3V L76K Processor Low Power Consumption Support Meshtastic for Arduino

ESP32-S3 AI Chat Robot 1.54 Inch Display Digital Photo Album E-Reader Video Player for Xiaozhi DeepSeek