COOLWELL best sellers

#1 UPS HAT for Raspberry COOLWELL UPS HAT for Raspberry Pi Series Boards Support 5V Uninterruptible Power Supply Charge and Power Output at The Same Time Real Time Monitoring

33.95 € on Amazon

#2 Solar Power Manager (C) COOLWELL Solar Power Manager (C), Compatible with 6V~24V Solar Panels, Supports 3X 18650 Batteries(Not Include), Supports MPPT Function

31.90 € on Amazon

#3 RS485 to WiFi/Ethernet Coolwell RS485 to WiFi/Ethernet (ETH) Converter Module, Rail-Mount Serial Server, Modbus/MQTT Gateway

47.99 € on Amazon

#4 RS485 to WiFi/Ethernet COOLWELL RS485 to WiFi/Ethernet (ETH) Converter Module, Rail-Mount Serial Server, Modbus/MQTT Gateway

43.90 € on Amazon

#5 USB Sound Card USB Audio COOLWELL USB Sound Card USB Audio Module for Raspberry Pi/Jetson Nano,Driver-Free, External Audio Converter,Recording and Playback Support

13.43 € on Amazon

#6 Waveshare USB Sound Card Coolwell Waveshare USB Sound Card USB Audio Module with Speaker for Raspberry Pi/Jetson Nano, Driver-Free, External Audio Converter,Recording and Playback Support

19.85 € on Amazon

#7 1.27 Inch RGB OLED Module Coolwell 1.27 Inch RGB OLED Module for Raspberry Pi/Arduino/STM32 128×96 Display 262K Colors Onboard Driver SSD1351 SPI Interface

25.91 € on Amazon

#8 7.3 Inch E Paper Display COOLWELL 7.3 Inch E-Paper Display ACeP 7-Color E-ink Screen Module with Solid Wood Photo Frame Ultra-Long Standby 800 × 480 with Battery and Button Cell

95.50 € on Amazon

#9 Digital LTR390 UV Ultraviolet COOLWELL Digital LTR390-UV Ultraviolet Sensor Module (C), Direct UV and Ambient Light Intensity Index Value Output, I2C Interface

14.40 € on Amazon

#10 Industrial Serial Server COOLWELL Industrial Serial Server RS485 to RJ45 Ethernet Converter, TCP/IP to Serial, Rail-Mount Support,Functions Include Modbus/MQTT Gateway

30.71 € on Amazon

#11 RS485 CAN HAT for Raspberry COOLWELL RS485 CAN HAT for Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH Communicate via RS485/CAN Onboard Controller MCP2515 Transceiver SN65HVD230

19.30 € on Amazon

#12 RGB Full Color LED Matrix COOLWELL RGB Full-Color LED Matrix Panel for Raspberry Pi and Ardui, 3mm Pitch, 64×64, 4096 Individual RGB LEDs, Brightness Adjustable

44.15 € on Amazon

#13 Industrial Serial RS232 COOLWELL Industrial Serial RS232 to RJ45 Ethernet Server Module with POE Function TCP/IP to Serial Rail-Mount Support

44.05 € on Amazon

#14 Industrial Grade RS232/485 coolwell Industrial Grade RS232/485 to WiFi ETH Serial Server 6t Modbus Gateway MQTT Gateway Metal Case

43.19 € on Amazon

#15 Official for Raspberry Coolwell Official for Raspberry Pi Active Cooler Fits Raspberry Pi 5 with Temperature-Controlled Blower Fan Aluminium Heatsink

17.50 € on Amazon

#16 WM8960 Audio Module Hi Fi Coolwell WM8960 Audio Module Hi-Fi Sound Card HAT for Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH 2W Stereo CODEC Play/Record

21.85 € on Amazon

#17 SIM7028 NB IoT HAT for Coolwell SIM7028 NB-IoT HAT for Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH 2W for Arduino Jetson Nano Supports Global Band NB-IoT Communication with GSM Antenna

23.99 € on Amazon

#18 PoE HAT (F) for Raspberry COOLWELL PoE HAT (F) for Raspberry Pi 5 / CM5, 802.3af/at Compliant, High Power Output, Active Cooling Fan, Metal Heatsink, 5V/12V Header, Stackable Design

29.75 € on Amazon

#19 Solar Power Manager Module Coolwell Solar Power Manager Module (D) Fits Raspberry Pi/Jetson Nano/Arduino Supports Type-C Power Adapter or 6 V ~ 24 V Solar Panel with Battery Holder (Not Include 18650)

21.15 € on Amazon

#20 PCIe to USB 3.2 Gen1 COOLWELL PCIe to USB 3.2 Gen1 Adapter Designed for Raspberry Pi Compute Module 4 IO Board(CM4), 4X High Speed USB Ports,Compatible with USB 3.0/2.0/1.1

22.95 € on Amazon