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ECSiNG 10PCS 5-Pin Terminals 5VDC Power Relay PC Board Relay for Industrial Control Automotive Electronics Safety System Premium Quality and Sealed Design: Constructed from high-quality materials, this relay features a waterproof and dustproHomyl 
HOMYL DC 12V 8-Channel USB Relay Board Module PC Computer Control for Home Automation This is USB controlled relay module with 8 relays SRD-05VDC-SL-C.26% Off 
5pcs 3V Relay Relay Module Module Channel Optocoupler Control Board Arduino Arduino Compatible: This relay module is designed to work seamlessly with Arduino, providing a convenient solution for yCHENBO 
4 pcs DC 5V 1 Channel Relay Module Board Shield High/Low Level Trigger with Optocoupler for Arduino The module uses genuine quality relay, normally open interfaces
8 Channel PC Intelligent Controller Relay Board DC 12V for Smart Home (8S 12V) Features: 100% Brand new and high quality! This Internet Streaming/Media Centre TV Box is for you! Supports usual for AnCHENBO 
2 pcs 5V 2 Channel DC 5V Relay Module with Optocoupler High/Low Level Trigger Expansion Board for Arduino Maximum load: AC 250V/10A, DC30V/10ABest Value KNACRO 
KNACRO SRD-05VDC-SL-C 2-Way 5V Relay Module Free Driver USB Control Switch PC Intelligent Control (5V 4-Channel) If you nedd the soft and C++ code to control this device, just contact us on amazon!Milltronics Relay Control Board PC-REL-1B USED Removed from running machineECSiNG ECSiNG SRD-05VDC-SL-C 5-Pin Terminals 5 VDC Power Relay PC Board Relay for Industrial Control Automotive Electronics Sec PREMIUM QUALITY & SEALED DESIGN Made of high quality materials, this relay features a waterproof and dustproof seal thatNew Allen Bradley 1492-XIM120-8R RELAY EXPANDER MODULE 120 VAC 8 RELAYS PC BOARD This is a new Allen Bradley 1492-XIM120-8R Relay Expander Module. This module is designed to expand the number of relaysMiZOELEC 5V 2-CH 2 Channel RS232 Serial Control Relay Switch Board SCM PC Relays 5V 2-CH 2 Channel RS232 Serial Control Relay Switch Board SCM PC Relaysezqnirk 5PCS Relay,SRD-05VDC-SL-C (4Pin) Switching capacity available by 10A in spite of small size design for highdensity P.C. board mounting technique.PC Relays Board Expansion Module 5V 12V 24V USB Control Switches for Automation With double power access option via board power socket, this PC Relays module expansion board provides versatiled connecSorandy Sorandy USB Control 2NO 2NC Relay Module, Plug and Play, Automatic Operation, 0.5A Max Switching Current, Smart Home PC MULTIFUNCTIONAL: The LCUS drive- USB computer drive- control switch relay module is an efficient and intelligent control8 Pin Midget Blade (4.75mm / 0.187") Relay Socket FUJITSU PC Board Mount Socket Type: 8 Pin Midget Blade. For Use with Midget 8 Pin 0.187" / 4.75mm Blade Type Relays.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 an8 Channel PC Intelligent Controller Relay Board DC 12V for Smart Home (8S 12V) The use of special relay driver chip ULN2803, more stable relay work. The use of genuine Songle relay. The module adoptsSunFounder SunFounder 2 Channel DC 5V Relay Module with Optocoupler Low Level Trigger Expansion Board for Arduino UNO R3 MEGA 2560 5V 2-Channel Relay interface board, and each one needs 15-20mA Driver Current2CH Micro Size 3A RS485 Relay Board PC UART Serial Port Switch DC 12V 24V Dual 1 PCS DC 12V/24V Dual-Channel RS485 Modbus Rtu 3A Relay Board. 12 Maximum load: 3A/250VAC ,3A /30VDC(Resistive load withSnblzhef Snblzhef DC 12V 4 Channel RS232 Relay Board PC USB DB9 Interface Relay Module Serial Port Remote Control Switch for Moto Four-channel serial relay:8 Channel 12V USB Relay Board Module Computer PC Smart Control Switch Controller Use the special relay driver chip ULN2803, relay work more stable. 1 x 8 channel 12V relay module. 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On-board and stable ESP32-WROOM-32E module, capacity 4M Flash;USB 4 Channel 5V 12V 24V Relays Board Intelligent Controller for PC Automation With double power access option via board power socket, this PC Relays module expansion board provides versatiled connecSG Store SG Store 10pcs PCB Relay Socket 40A 5Pin Connector Suitable for Plug-in Relay Control Circuit Product size: The product is 27mm long, 24mm wide and 14.5mm wide. Manual measurements, please allow slight errors.8 Channel PC Intelligent Controller Relay Board DC 12V for Smart Home (8S 12V) A Features: 100% Brand new and high quality! This Internet Streaming/Media Centre TV Box is for you! Supports usual for AnDomary 4 Channel Relay Module 5V USB Expansion Board for PC Control Switch [User-friendly Design] With the ability to control the opening and closing of the relays using serial debugging softwareThermador/Bosch, 00709785, 709785, PC Board-Main Relay Board, New!! 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Supports Raspberry Pi A+ 3A+ B+ 2B 3B 3B+ 4B, the RPi Relay Board gives your Pi the ability to control high voltage/highAOICRIE AOICRIE 5PCS PCF8574T PCF8574 IO Expansion Board Module I2C IO Expander Module (5 PCS) ✔I2C interface, I / O expansion module, two I / O scalability 8 I / O (up to 8 simultaneous use the PCF8574 expanded toXiuxin Xiuxin 2pcs 5V 8 Channel Relay Module Board for Arduino PIC AVR DSP ARM 2pcs/lot 8 Channel relay module board, Working voltage: 5VMiZOELEC 1Pcs DC 5V 10A 8 Channel Micro USB Relay Indicator Board Module PC Upper Computer ICSE014A Software Control 1Pcs DC 5V 10A 8 Channel Micro USB Relay Indicator Board Module PC Upper Computer ICSE014A Software ControlAswalling Aswalling Computer Serial Port Control Switch 16 Channel USB Relay Module ESP32 Development Board Smart Controller for P 3. Onboard serial port receiving and sending indicator and relay status indicatorsb components Relay 4 Zero 3V 4 Channel Relay Shield for Raspberry Pi, Relay HAT Expansion Relay Board for Raspberry Pi 4B/3B+/3B/2B/B 4 High-quality 3V Relays that loads up to 2A/24VDC or 2A/120VAC.HDPQNHWA 8DI-8DO Industrial-Grade Multi-Function USB Relay Board PC UART COM Switch Module with Input Indicator Light DC 12V 24V( Applicationseletechsup DC 12V 24V 2Ch DB9 UART Relay Module RS232 Serial Port Switch Board for PC PLC Motor LED PTZ (24V) Brand Name : eletechsupDWZ SRD-05VDC-SL-C 1 2 4 8 -Channel 5V 12v 24v Relay Module Free Driver USB Control Switch PC Intelligent Control (5V 2-Chan APP Download:Snblzhef Snblzhef Smart Controller 16 Channel USB Relay Module ESP32 Development Board Computer Serial Port Control Switch for PC 3. Onboard serial port receiving and sending indicator and relay status indicatoreletechsup DC 12V 24V 2Ch DB9 UART Relay Module RS232 Serial Port Switch Board for PC PLC Motor LED PTZ (12V) Brand Name : eletechsupSENECESLI LAN Ethernet 2 Way Relay Board Delay Switch, LAN Ethernet Controller Module with Expandable Hardware Options, Web Server INDUSTRIAL MICROCONTROLLER: Enhanced capability with industrial grade STC microcontroller + ENC28J60: from the stable fiGearwell USB Relay Module Wi Fi Smart Switch 4-Channel 12V Computer USB Smart Switch Controller PC Relay Module Expansion Board U Onboard square USB interface, stable connection.OONO OONO 4 SPDT 10Amp Power Relay Module for Raspberry Pi Arduino IoT, DC12V Version 4 Channel SPDT(Single Pole Double Throw) 10Amp power relays. It can be easily connect with Raspberry Pi or Arduino, or oFafeicy PWM Driver Module 4 Wire PCB Wide Voltage Temperature Controller Relay Switch Board with Probe 12V for PC Fan Alarms SPECIFICATION: The working temperature of this temperature detection control module is in ‑25℃‑85℃, the working humidityGeneric 4 Channel USB Control Relays Module ULN2803 5V 12V 24V Intelligent Switching for PC Automation and Expansion Board seamlessly automation with our 4 Channel 5V 12V 24V USB Control Switching Relays ModuleFeatures stable onboards USB andPanasonic Panasonic PC POWER RELAY BOARD, A608B3E60AP This is an O.E.M. 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The status indicator light is on when it is engaged and off when it is released.ZLXHDL Relay Module,1 Channel Optocoupler Relay Board 5v/12v/24v High & Low Trigger Four Fixing Bolt Holes are Provided,for Ind Enhanced Performance: Our Relay Module adopts a patch photocoupler isolation design, providing strong driving ability anZLXHDL Relay Module,1 Channel Optocoupler Relay Board 5v/12v/24v High & Low Trigger Four Fixing Bolt Holes are Provided,for Ind Enhanced Performance: Our Relay Module adopts a patch photocoupler isolation design, providing strong driving ability anZLXHDL Relay Module,1 Channel Optocoupler Relay Board 5v/12v/24v High & Low Trigger Four Fixing Bolt Holes are Provided,for Ind Enhanced Performance: Our Relay Module adopts a patch photocoupler isolation design, providing strong driving ability anZLXHDL Relay Module,1 Channel Optocoupler Relay Board 5v/12v/24v High & Low Trigger Four Fixing Bolt Holes are Provided,for Ind Enhanced Performance: Our Relay Module adopts a patch photocoupler isolation design, providing strong driving ability anDWEII DWEII 10 PCS 2 Channel DC 5V Relay Module with Optocoupler Low Level Trigger Expansion Board Compatible with Arduino R3 5V 2-Channel Relay interface board, and each one needs 15-20mA Driver CurrentByttlerom Byttlerom AC 220V/DC 5-30V Power Supply ESP32 WiFi Bluetooth BLE Four-Way Relay Module ESP32-WROOM Development Board 1/O 1: Wide range of applicationsDomary RS485 Relay Module 4 Channel RTU PCB Board with Housing Industrial Control Components DC24V for Industrial Control [Versatile Usage] Ideal for industrial control applications. provides stable and performance in various settings. ensureelechawk I2C Qwiic Cable Kit Stemma QT Wire for SparkFun Development Boards Sensor Board Breakout Breadboard 4 Pin Sh1.0 Connecto Includes 12 pcs cables of various lengths and styles (10cm,20cm, 30cm, 50cm. SH1.0 connector and breadboard Jumper and FBjworeye Bjworeye AC 220V/DC 5-30V Power Supply ESP32 WiFi Bluetooth BLE Four-Way Relay Module ESP32-WROOM Development Board 1/O 1: Wide range of applicationsGeneric Chassis Fan Hubs - 1 to 10Pin PC Fan Splitter | PC Case Fan Cable Control, PWMs Controller Splitter, Motherboard Cooler τ【Expansion Interface】PWMs Fan Hubs help to solve the problem of insufficient motherboard interface by extending the 4-pSwpeet Swpeet 450Pcs Computer Screws Motherboard Standoffs Assortment Kit for Mainboard, Hard Drive, Fan, Power Supply DIY PC I 💯 【 What You Get 】------ In this kit, You will get 450Pcs Computer Screws Motherboard Standoffs Screws Assortment Kit,Mellisso Mellisso 5X Esp8266 Esp-12F Wifi Relay Module 2Channel 5V/8-80V Network Relay Switch for Ide Smart Remot Control 3. Onboard WIFI module reset button;Denash Relay Module, Isolator Module 24V to 5V PLC Converter Board for Converting Level and Voltage for PNP and NPN to NPN Module wiring has common anode input, common cathode input, and differential input.Acxico Acxico 2 pcs ESP8266 ESP-01S + 5V WiFi Relay Module Smart Home Remote Control Unlock Board This module uses genuine relays and normally open interfaces. High stability and low power consumption.T TOOYFUL USB Eight Channel 8 Relay Switch Output Module Board PC Computer Controller Using /OFF switching electrical devices for , , solenoids etc.VENEKA VENEKA 1 PCS 8-Way Relay Module 5V Optocoupler Drive Module Eight-Way Relay Control Board Low Level Trigger There are 4 fixing screw holes around the board, with a hole diameter of 3.1mm, making it easy to install and fix.AllGIFT AllGIFT 5 PCS Relay ModuleNormally Open Goods Relay Normally Closed Automatic 5v for Official Arduino Boards With the power supply and relay instructions, pull offBit Trade One BitTradeOne ADRSRU4 Relay Control Expansion Board for Raspberry Pi 4 Circuits [Pre-Assembled] 対象RaspberryPi:Zero WH/Model B+/2 Model B/3 Model BDWZ USB Switch Relay Module, 8-Channel 12V Computer USB Smart Switch Controller PC Relay Module Expansion Board Adopt for HI Soft download: https://www.amazon.com/clouddrive/share/xap9lP47Xpwl4yhIFbxCNmJ7wqdYFaQ8AOuWuN0eSXBLockmaner Lockmaner 1 Pcs 2 Channel Relay Module 30A High-Low Level Trigger Control Relay Module Relay Switch Board High or low level trigger can be by jumper.TenNuoDa Timer Switch Module, Relay Module Adjustable Timer Module Size 70 x 26mm Relay Module Interface Control Board with Optoc Specifications: Relay module, size 70 x 26 mm/2.8 x 1 inch, height 18 mm/0.7 inch, center distance of mounting holes 64TenNuoDa Timer Switch Module, Relay Module Adjustable Timer Module Size 70 x 26mm Relay Module Interface Control Board with Optoc Specifications: Relay module, size 70 x 26 mm/2.8 x 1 inch, height 18 mm/0.7 inch, center distance of mounting holes 64TenNuoDa Timer Switch Module, Relay Module Adjustable Timer Module Size 70 x 26mm Relay Module Interface Control Board with Optoc Specifications: Relay module, size 70 x 26 mm/2.8 x 1 inch, height 18 mm/0.7 inch, center distance of mounting holes 64Mingzhe 12V 4Ch RS232 Relay Board Remote Control Switch Car Motor [Versatile Interface] Rs232 db9 female interface for easy connectivityDaXuTech 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.domoi domoi 24 Pins ATX Benchtop Board Computer Pc Power Supply Breakout Adapter Module 1. With power output indicator.Waveshare Waveshare Quality 3-Ch Relay Expansion Board Designed for Jetson Nano Optocoupler Isolation Standard 40PIN GPIO header, directly pluggable onto the Jetson NanoDorhea Dorhea ESP8266 ESP-12F NodeMcu D1 Module WeMos Lua 4M Bytes WLAN WiFi Internet Development Board + Relay Shield + 2.54mm The esp8266 module is 11 digital input / output pins, all pins with interrupt / PWM / I2C / support 1 line (except D0);EMSea EMSea 10-Channel RGB Hub 10 Port PC Chassis Fan Hub CPU Cooling Hub PC Motherboard RGB Fan Extension Cable RGB LED Split The 5V 3-Pin RGB 10-channel hub expand one interface of the motherboard into 10 to meet the needs of multiple devices.MHCOZY MHCOZY 1 Channel USB 5V AC/DC 7-32V Smart WiFi Wireless Dry Contact Relay Switch Module,Tuya Smart Life app Remote Contr WIFI app remote,Works with tuya/smart life app,doesn't support ewelink app easy to setup with low voltage 5V 12V 32V,dryEMSea EMSea 10-Channel RGB Fan Hub - 10 Port PC Chassis CPU Cooling Extension Cable Splitter for Desktop Computer Motherboard The 12V 4pin RGB 10-channel hub expand one interface of the motherboard into 10 to meet the needs of multiple devices.Mingzhe 8-Channel 12VDC Type B USB Relay Board Module Controller Automation Robotics for Robotics Labs [Efficient Relay Control] When connected to a pc and restarted, the relays toggle multiple times due to the ftdi chip'sDWEII DWEII 5pcs 5V 2 Channel 5V Relay Module with Optocoupler Low Level Trigger Expansion Board Compatible with R3 MEGA 2560 Standard interface that can be controlled directly by microcontroller (Compatible with Arduino, 8051, AVR, PIC, DSP, ARMWanRomJun 1 Pcs Multi-Function Relay, Pulse Signal Cycle Delay Timer Switch, 12V-24V Dual MOS Tube Control Board Output capacity: 5V--36V DC, 15A continuous current at room temperature, 400W power (maximum current up to 30A under auxxicoolee xicoolee 4-CH Relay for Raspberry Pi Zero Zero W Zero WH 2B 3B 3B+ 4B Power Relay Expansion Board Module Four Channel 1.Supply voltage:3.3V&5V；Relay allows access to the load:250V/5AEacam Relay Expansion Board, 3-Channel, 5A, Optocoupler Isolation, Indicator, Jumper Cap, for A+/B+/2B/3B/3B+ Control [Powerful Relays] - Can connect to loads up to ≤5a ac or ≤5a 30v dc, ensuring performance.SuziePi SuziePi DC 5V 4 Channel Relay Module Compatible with Arduino R3 MEGA Raspberry Pi with Optocoupler High/Low Level Trigge 5V 4-Channel Relay interface board, Maximum load: AC 250V/10A, DC30V/10A.Waveshare Waveshare Relay Board Compatible with Raspberry Pi to Control High Voltage/High Current Devices The Relay Board gives your Pi the ability to control high voltage/high current devices, easily makes normal home applianeletechsup 2 in 1 RS232/TTL232 12VDC 8ch PC UART Relay DB9 Serial Port Switch for PLC Camera Industrial Control System (Only Board) Brand Name : eletechsupMellisso Mellisso 4X ESP8266 Wireless WIFI 4 Channel Relay Module ESP-12F Wifi Development Board for 5V/8-80V Power Supply 2. The I/O port of the WIFI module and the UART program download port are all led out to facilitate secondary developmenAnlayliay Anlayliay 1 PCS ABS Clock Relay Module High Precision Clock Circuit Board Time Control Timing Switch 5V The time is divided into hours, minutes, and seconds.JESSINIE JESSINIE 2Pcs 1 Channel Switch Relay Module Modbus Rtu Switching Input Output Relays Board with Anti-Reverse Connection On-board mature and stable 8bit MCU and MAX485 level conversion chips