ReviewsRelay Control

MHCOZY Updated WiFi Wireless Smart Switch Inching Self-Locking Relay Module,Set Inching Time from 0.5 Second to 1 Hour,be Applied to Access Control,DIY WiFi Garage Door Opener (5V)

WIFI Smart life tuya app remote&Voice control&Bluetooth control,1 channel 12v Smart Life wifi relay module,automate your garage door light with Alexa Google home,with ABS case included.
Easy to setup with low voltage USB 5V or AC/DC 7-32V,add Smart WIFI control to your home,support 2.4G wifi only,once powered on,your phone bluetooth will find it asap,tap to configure with Smart life app directly.
Widely Usage,12V Google home relay,default is WIFI app remote,to active bluetooth control,disconnect wifi for the relay,self locking(on/off) inching (momentary) mode adjustable.Tuya relay is dry contact,without voltage in output,it works as wireless button in inching mode,as wireless switch in self-lock latching mode.
Schedule Timing function and share control,create schedule smart scenes,support countdown/sunrise/sunset/loop timer,happy share control with family.
Voice control,work with alexa assistant Ifttt Nest,use your voice command control when busy.

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Valefod DC 5V Relay Module 1-Channel Relay Switch with Optocoupler Isolation High/Low Level Trigger, Pack of 10

【Control Devices】The 1-channel relay module uses genuine high quality DC5V relay and SMD opto-isolator supporting high/low level trigger, widely apply to control various AC/DC appliances, and other devices with large current..
【Load Range】NO(Normally open) maximum load < AC 250V/10A, < DC 30V/10A. Trigger current of opto-isolator: 5mA..
【Fault-tolerant Design】The relay will not operate even if the control line is disconnected..
【Universal Interface】Equipped with screwed terminal plate and fixed bolt holes(diameter: 3.1 mm) on both sides for easy installation..
【High Compatibility】The relay module can be controlled directly by 5V logic signals from microcontroller(8051, AVR, PIC, DSP, ARM, Raspberry Pi, MSP430, TTL logic etc).

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2 Pieces 2 Pin LED Flasher Relay Motorcycle Turn Signal Flasher Relay Electronic Flash Rate Control Flasher Bike Scooter

What you will get: the electronic led flasher relay fix set include 2 pieces of led flasher relay fix tools, which can be enough to meet your using....
Quality material: the flash rate control relay fix tools are made of durable plastic and sturdy copper wire.
The durable plastic doesn't break easily....
Stable performance: the motorcycle led turn signal bulbs flash relay can control the flash rate of the lights on your motorcycles, improving lights'....
Convenient to install: the turn signal led lamp hyper flash relays are designed with 2 pins and 2 pieces of copper wires, which can save a lot of....
Wide range of applications: the turn signal led lamp hyper flash relay is designed with the model of LF1-S-PIN, which makes it compatible with most....

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Veris,Current Switch and SPST Relay,N.O H735

The Hawkeye Relay Combination Series is the ideal solution for the automation installer..
These units combine a current switch and relay into a single package, reducing the space required for total control of fans and pumps..
The current switch and relay operate independently of one another..
These devices allow start/stop control and status monitoring with one device instead of two..

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KNACRO -20~60℃ 10A XY-TR01 Digital Temperature Humidity Control Module Controller High Precision

Temperature and humidity control module high precision digital display word double output automatic constant temperature and humidity control panel.
Product adopts industrial-grade chip, high-precision SHT20 temperature and humidity sensor..
Parameter remote read/set: Through the UART, set the starting temperature/humidity, stop temperature/humidity, temperature/humidity correction parameters.
temperature/Humidity Real-time reporting: If the temperature/humidity reporting function is turned on, the product will detect the temperature/humidity and relay status by the 1s interval, and pass the UART to the terminal to facilitate data collection.
Relay enabling (by default): If the relay is disable, the relay remains disconnected.

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AEDIKO 4pcs DC 5V Relay Module 2 Channel Relay Board with Optocoupler Support High or Low Level Trigger

Normally Open Interfaces Maximum Load : AC 250V/10A, DC 30V/10A.
2 Channel Relay Module 5V Comes with High-Current Relay,Trigger Current : 5mA.
5V Relay Module is 2 Channel Isolated, Each Relay Can Individually Switch On/Off by An Opto-Isolated Digital Input.
Relay Module Designed With Fault-Tolerant , Even If The Control Line Breaks, The Relay Will Not Move.
With Optical Coupling Isolation,Triggering More Reliable and Stable.
2 Channel Module Equipped With Screwed Terminal Plate and Fixed Bolt Holes,Standard Interface Can Connect With Microcontrollers and be Controlled by a Wide Range of Microcontrollers.

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Smart RF Relay Switch eMylo Wireless Remote Control Switch DC 12V One Channel Momentary Module 433Mhz Relay Receiver with Two Transmitters

♥ RF Remote Control Switch: lamps or other household electric appliances are controllable using the remote control, which features long control distance, sensitivity, high anti-interference performance and stability..
♥Excellent stability--The relay module provides high signal sensitivity at lower cost and resist interference.
♥Strong signal--eMylo RF relay switch can pass through walls, floors and doors, control receiver from any place within a reliable distance.
♥ More Flexibility & Widely Application: eMylo RF Relay Switch adopts non-directional wireless encoding technology, allowing independent control without mutual interference, can be used in industrial control and security fields, such as light, motor, remote controller, wireless security alarm, wireless door alarm, wireless controller, etc..
♥Easy to set up:The programmable RF receiver and transmitter can be flexibly configured in quantity and in operating modes..

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AEDIKO 4pcs Relay Module DC 5V Relay Switch 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level Trigger

Fault-Tolerant Design: Fault Tolerant Design, Even if the Control Line is Broken, the Relay will not Operate.
All Interfaces of Relay can be Wired Out Through the Terminals Directly,Normally Open and Normally Closed.
Optocoupler Isolation:1 Channel Relay Board use Optocoupler Isolation that has Strong Driving Ability and Stable Performance ,The Isolation Circuit Prevent Damages to I / O Port by Relay Switch Current.
Jumper Design: The Relay Module has a Jumper That You Can Set Rather the Unit State Changes with High or Low Signal. Has Screw Terminals for Relay (NC,C,NO) and for Input.
Wide Application: DC 5V Relay Module Works Well with ARM /PIC /AVR /MCU/Raspberry/CNC Machine/ PS4 etc..

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AC 480V 3 Phase Circuit Protection Voltage Monitoring Relay 5 Indicators Heavy Duty Phase Failure Sequence Protection Relay Stable for Air Compressors

Convenient Monitoring: The voltage relay can monitor its own operating voltage (true rms measurement)..
High Accuracy: The voltage relay has 8 adjustable rated voltages, and the voltage measurement accuracy is less than 1%..
Application: Equipment protection and control (tower cranes, elevators, agricultural equipment, refrigerated trucks).
LED Indicator: The working status of the voltage control relay is indicated by the LED indicator..
Small Size and Easy to Install: The voltage protection relay is ultra-small and can be mounted on a 35mm DIN rail..

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Aoicrie 5Pcs DC 5V 1 Channel Relay Module Board Shield with Optocoupler Isolation Support High or Low Level Compatible Development Board Trigger

This Relay Board Maximum load: AC 250V/10A, DC 30V/10A With power and relay action indicator.each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
Main Specification Peak Load of NO Connector: AC 250V/10A, DC 30V/10A.
These Relay Board use photocoupler isolation that has strong driving ability and stable performance.The isolation circuit prevent damages to I / O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay (NC,C,NO) and for input.
Using SMD optocoupler isolation, strong driving capability, stable performance.Fault tolerant design, even if the control line is broken, the relay will not operate.
And interface design humanized, all the interface can be directly connected through the terminal lead, so convenient..
Wide Application These 5V relay board works well with for ARM /PIC /AVR /MCU/Raspberry/CNC machine /etc..

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Aoicrie 5Pcs DC 12V 1 Channel Relay Module Board Shield with Optocoupler Isolation Support High or Low Level Compatible Development Board Trigger

This Relay Board Maximum load: AC 250V/10A, DC 30V/10A With power and relay action indicator.each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground..
Main Specification Peak Load of NO Connector: AC 250V/10A, DC 30V/10A.
These Relay Board use photocoupler isolation that has strong driving ability and stable performance.The isolation circuit prevent damages to I / O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay (NC,C,NO) and for input.
Using SMD optocoupler isolation, strong driving capability, stable performance.Fault tolerant design, even if the control line is broken, the relay will not operate.
And interface design humanized, all the interface can be directly connected through the terminal lead, so convenient..
Wide Application These 12V relay board works well with for ARM /PIC /AVR /MCU/Raspberry/CNC machine etc..

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