Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Best Choice eMagTech 
eMagTech 2PCS 2 Channel DC 5V Relay Module PCB Control Board for MCU Control Industrial Sector PLC Control Smart Home Co You will receive 2pcs DC 5V 2 relay module.Best Value Mingzhe 
USB Relay Module High Performance MCU PC USB Smart Control Switch Jog Self Locking [High-performance Microcontroller Chips] - Equipped with onboard high-performance microcontroller chips for efficient anReland Sun 
MAX7219 Dot Matrix Module DIY Kit 5V Interface 8 x 8 Single-Chip MCU LED Display Control Module Finished Product MAX7219 Dot Matrix Module DIY Kit 5V Interface 8 x 8 Single-Chip MCU LED Display Control Module Finished ProductDIGISHUO 
DIGISHUO 2Pcs ESP8266 NodeMCU CH340 ESP-12E Development Board Open Source Serial Module Works Great for Arduino IDE/Micr ※Smart Hardwares Easily: If you want to do some remote control projects, the cheap but useful NodeMCU board can help youReland Sun 
5pcs MAX7219 Dot Matrix Module DIY Kit 5V Interface 8 x 8 Single-Chip MCU LED Display Control Module 5pcs MAX7219 Dot Matrix Module DIY Kit 5V Interface 8 x 8 Single-Chip MCU LED Display Control Module Finished ProductPodazz 
3PCS MAX7219 8x8 Dot Matrix LED Display Module MCU Control Drive The MAX7219 serves as a sophisticated serial input/output driver designed for common cathode displays, facilitating a coDAOKI 
DAOKI 2Pack MAX7219 8x8 Dot Matrix Single Blue Light MCU Control LED Display Module for Arduino, Raspberry Pi with Dupon ✅Module Operating voltage: 5VKOOBOOK KOOBOOK 5Pcs 5-Channel Five Direction Navigation Button Module 5D Rocker Joystick Independent Keyboard for Arduino MCU Sometimes you need a very small directional input device, This 5-way tactile switch allows for joystick-like control inTihebeyan Tihebeyan 1 Relay Module Compact Electronic Control Unit for Industrial PLC Control, 3.3 V, for All MCU, Smart Home, Gre [Use of all purpose] Suitable for MCU control, industrial field, PLC and smart home applicationsTOLAKO Tolako 5v Relay Module 5V Indicator Light LED 1 Channel Relay Module for Arduino ARM PIC AVR MCU Microcontroller development board can be used as modules, can be used as appliance controlTOLAKO Tolako 5v Relay Module 5V Indicator Light LED 1 Channel Relay Module for Arduino ARM PIC AVR MCU Microcontroller development board can be used as modules, can be used as appliance controlShutao 6 Set MCU Infrared Remote Control Module Receiver Head HX1838 NEC Coding IR Remote Control Sensor Module with Cable for HX1838 infrared wireless remote control operating voltage 5V; Output form: Digital output; GND: external GNDYOURRYONG 3PCS MAX7219 Dot LED Matrix MCU 8x32 Control LED Display Modul Driver (red) Hailege Hailege 2pcs 5V 1 Channel Self-Locking Bistable One Button Start/Stop Relay Module Relay Switch for MCU Control With high-performance regulator to provide a reasonable and stable voltage, and with enough cooling holes to ensure thatseeed studio Seeed Studio XIAO ESP32C3 - Tiny MCU Board with Wi-Fi and BLE for IoT Controlling Scenarios. Microcontroller with Batter 【ESP32-C3 RISC-V Development Board】 Built with the ESP32-C3 32-bit RISC-V chip (160MHz), featuring Arduino/CircuitPythHiLetgo HiLetgo 5V 1 Channel Self Locking Bistable One Button Start/Stop Self-Locking Relay Module Relay Switch for MCU Control Using double-panel design PCB; MCU control, stable and reliable performance, strong anti-interference, will not triggerAswalling Aswalling RC Power Switch Power Switch with MCU Control for RC Car Plane Boat Lipo NIHM NIcad Batteries Tiny Small MCU controlled on/off battery voltage checked RC Power Switch for RC Car Plane Boat Lipo NIHM NIcad batteriesReland Sun Reland Sun MAX7219 Dot led matrix MCU 8x32 control LED Display module Drive (gules) A single module can drive a 8x8 dot matrix common cathodeMealoodiousmusea 4 Channel USB Relay Module HID No Drive USB Relay for MCU Control 5V Adopt USB HID mode for relay control,suitable for various occasions and professionals.QUMIIRITY QUMIIRITY 4pcs Single Channel Relay Module Board for Arm Avr and Mcu Control with Pull Down Circuits Easy Integration fo Single-chip relay board--a versatile tool designed for electronics enthusiasts and diyers, this relay module is for variDepisuta Depisuta 2 Channel Relay Module with LED Indicator UART Protocol 9600kbps Baud Rate 8 Data Bits 1 Stop Bit, Ideal for MC [Flexible Options] The relay module includes both normally open and normally closed contacts, offering versatile connectJimcat star 3PCS red MAX7219 Dot LED Matrix MCU 8x32 Control LED Display Shield Driver Board 3PCS red MAX7219 Dot LED Matrix MCU 8x32 Control LED Display Module Driver boardRTREWVJV Compatible for Makerbase MKS TinyBee 3D Printer Control Board - ESP32 MCU with TFT Screen, WiFi Function & Web Control(S Connect to this control board via WiFi and adjust print settings from your phone, pausing or tweaking speeds without staJimcat star 3PCS Green MAX7219 Dot LED Matrix MCU 8x32 Control LED Display Shield Driver Board 3PCS Green MAX7219 Dot LED Matrix MCU 8x32 Control LED Display Module Driver BoardOTOTEC OTOTEC MCU-1334 UDA1334A Module Board I2S Stereo Decoder DAC Audio Media Player Decoder Interface Compatible with A/rdui 1. Versatile Compatibility: The DAC Module 1334 UDA1334A is designed to seamlessly integrate with any I2S-output audio iChongqing University Press MCU control device installation and commissioning of secondary vocational education and IT professional electronic textb DaXuTech Wireless Remote Switch,Smart Home 433Mhz DC 12V 1CH Wireless Remote Switch Relay Receiver Transmitter Universal Remote C 💡-Very convenient to use, simple wiring diagram connection way.GOWENIC TM1638 3 Wire MCU Control Development Board, 8 Bit LED 16 Keys Keyboard Scanning and Display Module with Connection Cabl Made of material, being practical to use, it uses TM1638 digital tube driver chip.Aribrnten Aribrnten 4PCS W1209 DC Digital Temperature Controller Module Electronic Temperature Temp Control Module Switch with Acr Digital Temperature Controller with a 3-digit LED display, extremely bright;100% complete machine patch, wave soldering,Baxnore Baxnore 12V Timer Relay Module, PCB Intermittent Infinite MCU Cycle Timing Relay Module, MCU Control Timer Board with Di Performance: This charging control module features a double panel design PCB that utilises an MCU control system; This eHailege Hailege 3pcs 8x8 Dot Matrix LED Display Module 5V MCU Control 7219 8x8 LED Dot Matrix DIY Kit 8x8 dot matrix common cathodeDAOKI DAOKI 2Pack MAX7219 8x8 Dot Matrix Single Green Light MCU Control LED Display Module for Arduino, Raspberry Pi with Dupo ✅Module Operating voltage: 5VMCU control device installation and commissioning project tutorials (secondary vocational education. professional planni HDPQNHWA 2PCS 1 Channel Relay Module DC 24V 12V 110VAC 220VAC Din Rail Mounted for PLC GSM Relay Control Timer Module(DC 12V) Relay Modules is used for PLC output load current amplification and isolation protection,Gump's grocery MAX7219 Red Light Led Matrix MCU Control LED Display Module for Arduino Raspberry Pi 1. A single module can drive an 8 * 8 coin latticeVGOL VGOL High Power MOS FET Trigger Switch Drive Module 0-20KHz PWM Electronic Switch Control Board DC 5V-36V 400W 10Pcs Using dual MOS parallel active output, lower internal resistance, larger current and strong power.RTREWVJV Compatible for Makerbase MKS TinyBee 3D Printer Control Board - ESP32 MCU with TFT Screen, WiFi Function & Web Control(S Connect to this control board via WiFi and adjust print settings from your phone, pausing or tweaking speeds without staFreenove Freenove Control Board V5 Rev4 WiFi (Compatible with Arduino IDE), Arm Cortex-M4 Microcontroller, Onboard ESP32-S3, LED Latest Version: Upgrade to Arm Cortex-M4 Microcontroller with 48 MHz main core clock speed, 256 KB flash and 32 KB RAM,HUAREW HUAREW BTS7960 43A High Power Smart Car Motor Driver Module semiconductor Refrigeration Drive Used for Arduino Current L ✔️Two pieces of BTS7960 form an H-bridge driver module with a heat sink on the back can over current protection, protectGeneric 1 Relay Module, Industrial Smart Home Control Device, Easy to Carry Performance, Strict Quality Control, High Safety Fac [Support All Mcu Control] - Easily control all microcontroller units with this relay module for industrial, smart home,Generic Generic Fast Stable 32 Bit MCU Control Board with Type C USB Interface, Opto Isolated Circuits, Y Axes Dual Drive 40000m [Expanded Functionality] Reserved power output ports and usb firmware upgrades for effortless enhancements and staying cDollaTek DollaTek Dot Matrix MAX7219 Module MCU LED Display Control Kit for Arduino DIY MAX7219 also allows the user to select each data code or codeYXQ YXQ 1x5 5 Keys Matrix Membrane Switch Keyboard Keypad MCU Control Panel Button(3PCS white) Product Name : Membrane Switch;Key Type : 1x5;Voltage : DC 12VMackie Mackie MCU Pro: Expandable Control Surface with 9 Motorized Faders, Over 50 Buttons, 8 V-Pots, USB - Includes Tracktion Expable Control Surface with 9 Motized FadersRTREWVJV Compatible for Makerbase MKS TinyBee 3D Printer Control Board - ESP32 MCU with TFT Screen, WiFi Function & Web Control(S Connect to this control board via WiFi and adjust print settings from your phone, pausing or tweaking speeds without staDOITOOL DOITOOL 4pcs Single Channel Relay Module Board Control Indicator Light for Appliances Control and Arm Avr Mcu 5v control relay module:it is easy to use and can be seamlessly integrated into various electronic projects,relay for siTUOPUONE TUOPUONE Dual Channels Bidirectional Triac HAT Compatible with Raspberry Pi Integrated MCU Commands Control UART / I2C ✨Dual Channels Bidirectional Triac HAT Compatible with Raspberry Pi, Integrated MCU, Commands Control, UART / I2C.Reland Sun Reland Sun MAX7219 Dot led matrix MCU 8x32 control LED Display module Drive (green) A single module can drive a 8x8 dot matrix common cathodeOiyagai Oiyagai 5Pcs SD Card Module Slot Socket Reader Reading Writing Sensor Shield Module for Arduino Write SD Card Slot Socke Support SD card (high speed card)KICHOUSE KICHOUSE 4pcs Single Channel Relay Module Control Board with Indicator Light for Arm Avr and Mcu Projects for Home Appli Relay board assembly:it can also be used for home appliance control, allowing you to control both dc and signals,singlePOENVFPO RS-485 Converter Module - Integrated Chip, Low Power Transceiver - Suitable for - MCU Control - Half-Duplex Applications [ENHANCED COMMUNICATION]: Integrated chip facilitates efficient RS-485 communication with low power consumption.YOUMILE YOUMILE MAX7219 Dot led matrix MCU 8x32 control LED Display module Drive for Arduino Raspberry Pi 4 in 1 A single module can drive a 8x8 dot matrix common cathodeRTREWVJV Compatible for Makerbase MKS TinyBee 3D Printer Control Board - ESP32 MCU with TFT Screen, WiFi Function & Web Control(S Connect to this control board via WiFi and adjust print settings from your phone, pausing or tweaking speeds without staDEVMO DEVMO MAX7219 Dot led Matrix MCU Control LED Display Module for Arduino Raspberry Pi ★MAX7219 dot matrix module, 4 in 1 display, can chain 2 or more together.MiZOELEC MAX7219 dot LED Display Matrix Module Microcontroller MCU Control Controller Board Module for Arduino DIY kit MAX7219 dot LED Display Matrix Module Microcontroller MCU Control Controller Board Module for Arduino DIY kitReland Sun C8051F300 MCU Micro Controller Development Board Module for Industrial Control Reland SunTGKJIGKL 3D Printer Control Board ESP32 MCU 3D Printer Parts TFT Screen WiFi Function Web Control(Suit 1) -Continuous operation capability: support for long time continuous printing, the main board components are mostly industReland Sun Reland Sun MAX7219 Dot led matrix MCU 8x32 control LED Display module Drive (blue) A single module can drive a 8x8 dot matrix common cathodeElecGear ElecGear TMR Joystick Module Replacement for Steam Deck OLED, PCB Assembly with MCU Calibration and TMR Hall Left/Right [TMR Joystick for Steam Deck OLED] – The joystick PCB assembly is for Steam Deck (🔺OLED model) handheld PC. It’s a direEacam RS-485 Converter Module, Integrated Chip, MCU Control, Half-Duplex, 5.08 Mm 2p Terminal, for Raspberry Pi [Half-duplex Design] Specifically designed for half-duplex applications for efficient communication.Mellisso Mellisso 2X Modbus Rtu 7-24V 4 Channel Relay Module Switch RS485/TTL UART Communication Interface Connection 8-Bit MCU C 4. Communication baud rate: 4800/9600/19200, default 9600bps, support power-off saveRIZGHWOY RS -485 TTL Adapter Module at RS -485 Converter Module - Integrated Chip, MCU Control, Halfduplex Applications - Suitabl [High performance]: The integrated chip provides a low power transception for efficient RS-485 communication.ElecGear ElecGear TMR Joystick Module Replacement for Steam Deck LCD, PCB Assembly with MCU Calibration and TMR Hall MEDA MHDA Co [TMR Joystick for Steam Deck LCD] – The joystick PCB assembly is for Steam Deck (🔺LCD models) handheld PC. It’s a direcDomary 16 Button 4x4 Array Keyboard Switch External Expansion Module 8 Pin MCU for Electrical Control [Easy Installation] Standard size key modules with mounting holes and pins make for effortless and quick installation prJimcat star 5PCS 5V 1 Channel Self Locking Bistable One Button Start/Stop Self-Locking Relay Module Relay Switch for MCU Control 5PCS 5V 1 Channel Self Locking Bistable One Button Start/Stop Self-Locking Relay Module Relay Switch for MCU ControlJimcat star 5PCS 24V 1 Channel Self Locking Bistable One Button Start/Stop Self-Locking Relay Module Relay Switch for MCU Control 5PCS 24V 1 Channel Self Locking Bistable One Button Start/Stop Self-Locking Relay Module Relay Switch for MCU ControlLrocaoai 32X8 Dot LED Display Module 4 in 1 Common Cathode MCU Control with 5Pin Wire for (Multicolor) Easy Install With 64 fixing screw holes for easy installation, diameter 3mm.flexman FLEXMAN Solar Charge Controller, 12V 24V 20A MPPT Photovoltaic Power Generation MCU Control Solar Panel Charge Controll Intelligent and Convenient: The solar charge controller is MCU control, which has the advantages of intelligence, strongOSALADI OSALADI 4pcs Digital Clock Display Module Tube Anode Drive Chip Mcu Control Mounting Voltage Brightness Control Display module drive chip: thanks to the you can control it using only 2 wires, leaving more pin available on your to coElecGear ElecGear 2X Hall Joystick Replacement for eSwap Controller Mini-Stick, PCB Assembly Module with MCU Calibration and Hall [Model-A Hall Joystick for eSwap] – The joystick module works with Thrustmaster eSwap series controller. It’s a direct rTihebeyan Comfortable RS -485 -Adapter Module - Integrated Chip, Transceiver with Low Performance - Suitable for - MCU Control - H [Soft communication]: The integrated chip offers a low performance transceiver for RS-485 communication.Reland Sun MAX7219 dot Matrix Module 8 dot Matrix 2 * 4 Display Module MCU Control Driver Module Reland SunJectse 2 Channel RS485 TTL Serial Control Relay Module Board, 8 Bit MCU and RS485 Communicating Chip, Power Control with Optoco Easy Control: The relay module allows for easy control of larger currents with a small input current, providing automatiMUCKLILY MUCKLILY 2pcs Digital Thermostat Module for Temperature Control Mcu Chip 0.1°c Precision Led Display Home Appliances Off Digital thermostat:real-time temperature report, temperature correction function, high-temperature alarm, emergency stopAihjcnele Aihjcnele 3pcs MAX7219 Dot Matrix Display Module MCU Control Module DIY Kits Monitor Board 8 * 8 8x8 Dot Matrix LED Boar ✅Module working voltage: DC 5V , A single module can drive an 8*8 common negative latticeRakstore Rakstore C8051F300 MCU Microcontroller Core Board Development Board Module CJMCU-8051 Control Module Power supply voltage: 2.7V~5VDomary Domary USB Relay Module Smart Control Switch for PC MCU USB Jog Self Locking [Reliable Construction] double-sided circuit board ensures durability and stability.Liyeehao MCU PC USB Control Relay Board, High-Performance Microcontroller Chips USB Control Relay Module, for Home Industry 100% brand new and high quality.ULTECHNOVO ULTECHNOVO 4pcs Temperature Controller HVAC Thermostat Digital Thermostat Control Board Intelligent Mcu Precision Contro Digital thermostat controller--control accuracy of 0,1 degrees celsius, have been tested for stability, consistency andRakstore Rakstore STC15W408AS Minimum 51 MCU Development Board Core Learning Board Control Module 2.5V-5.5V This product is system board of a 51 single-chip microcomputer. It uses the STC15W408AS chip, which is an enhanced 51. IULTECHNOVO ULTECHNOVO 4pcs Temperature Controller HVAC Thermostat Digital Thermostat Control Board Intelligent Mcu Precision Contro Digital thermostat controller--control accuracy of 0,1 degrees celsius, have been tested for stability, consistency andSnblzhef Snblzhef MCU-PCA9685 16-Channel Servo Driver 12-Bit Fm+I2C Bus PWM Controller Servo Control Module 2. 16 push-pull outputs (sinking 25mA sink current and providing 10mA source current at 5V) that can be software-programTGKJIGKL 3D Printer Control Board ESP32 MCU 3D Printer Parts TFT Screen WiFi Function Web Control(Suit 2) -Continuous operation capability: support for long time continuous printing, the main board components are mostly industFPOBQEPU 3D Printer Motherboard with TFT Touch Screen & WiFi Web Control, MCU Mainboard for 3D Printer Parts,Compatible with Make Compatible With Makerbase MKS/TinyBee 3D printers – Features an ESP32 MCU chip for enhanced processing power and stableElecGear ElecGear TMR Joystick Module Replacement for ROG Ally X, Pro Edition PCB Assembly with MCU Calibration and TMR Hall Cont [Pro Edition TMR Joystick for Ally X] – The joystick PCB module is for ROG Ally X RC72LA handheld PC. It’s a direct replJustivana Justivana Engraving Machine Control Board 4 MCU Control Board DC 24V-5A Reserve 24V, 12V,5V Power Output Port DIY DIY-friendly design: The Engraving Machine Control Board is designed with DIY enthusiasts in mind. It's easy to installZENWORYS ZENWORYS MCU-PCA9685 16-Channel Servo Driver 12-Bit Fm+I2C Bus PWM Controller Servo Control Module 3. The output state can be programmed to change on response or stop to update all outputs simultaneously or update the oDenash RS232 Relay Module Opto, 4 Channel Serial Port Control Relay Module with 8 Bit MCU SP3232, Stable Performance and Commun [Efficient Control Device] A relay causes a predetermined step change in the output circuit when the input quantity meetOKUMEYR OKUMEYR 4pcs Relay Module Board for Device Control Single Relay Module Pull-Down Circuit for Arm Avr Mcu Expandable relay module--it ensures a secure and efficient operation, making it an for various electronic projects,relayTGKJIGKL 3D Printer Control Board ESP32 MCU 3D Printer Parts TFT Screen WiFi Function Web Control(Suit 3) -Continuous operation capability: support for long time continuous printing, the main board components are mostly industTGKJIGKL 3D Printer Control Board ESP32 MCU 3D Printer Parts TFT Screen WiFi Function Web Control(Suit 4) -Continuous operation capability: support for long time continuous printing, the main board components are mostly industGeneric RedTagCanada MAX7219 32x8 Dot Matrix LED Display Module 4 in 1 Common Cathode MCU Control with 5Pin Wire for Arduino - B MAX7219 32x8 dot matrix common cathode LEDs, three color options: BlueXKCYXEDW 3D Printer Control Board ESP32 MCU 3D MKS TinyBee Printer Parts TFT Screen WiFi Function Web Control(Suit 1) -TVS power supply anti-reverseconnection and spike protection.TEHAUX TEHAUX 4pcs Single Channel Relay Module Appliances Control Relay Board Module for Arm Avr Mcu Device control module--with its compact size and user-friendly design, the relay module is an for electronics enthusiastFPOBQEPU 3D Printer Motherboard with TFT Touch Screen & WiFi Web Control, MCU Mainboard for 3D Printer Parts,Compatible with Make Compatible With Makerbase MKS/TinyBee 3D printers – Features an ESP32 MCU chip for enhanced processing power and stableChina Electric Power Press Electrical automation technology QuickStart QuickStart Series MCU control technology(Chinese Edition) Eacam MOSFET Switching Module, Low Voltage Control High Voltage, PWM Motor Light Control, 5-36V, for MCU Applications [Variable Control] Control current ranges from 1-5ma depending on voltage, minimizing led loss and maximizing efficiencyWaveshare ESP32-S3 MCU Board with Onboard 1.28inch Round Touch LCD and 6-Axis Sensor etc, 32-bit LX7 Dual-Core Processor, Supports ESP32-S3-Touch-LCD-1.28 is ESP32-S3 Development MCU Board with onboard 1.28inch round capacitive touch display, 6-axis sFPOBQEPU 3D Printer Motherboard with TFT Touch Screen & WiFi Web Control, MCU Mainboard for 3D Printer Parts,Compatible with Make Compatible With Makerbase MKS/TinyBee 3D printers – Features an ESP32 MCU chip for enhanced processing power and stableXKCYXEDW 3D Printer Control Board ESP32 MCU 3D MKS TinyBee Printer Parts TFT Screen WiFi Function Web Control(Suit 3) -TVS power supply anti-reverseconnection and spike protection.