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The Relay Modules on ICStation offers a variety of relay modules for switching high-power loads with ease. Our collection includes solid-state relays, electromechanical relays, and other relay technologies that provide reliable and efficient switching for a wide range of applications. Whether you're building a home automation system or an industrial control system, our relay modules can help you switch with ease. Browse our selection and find the right relay module for your project today.

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AC 110V 120V Programmable Digital Cycle Delay Relay Timer Switch Module, AC 85V-265V LED Display 0ms-999h AC 110V 120V Programmable Digital Cycle Delay Relay Timer Switch Module, AC 85V-265V LED Display 0ms-999h ICStation Digital Timer Relay AC 85-265V 110V 220V 2000W 10A HD LED Dual Time Display Relay Switch Panel   MULTIFUNCTION: support 18 working modes including time delay relay open, time delay relay close, time delay relay... $9.09
$12.99 SKU: 12364
$9.09
$12.99
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ESP8266 WiFi 5V 2 Channel Relay Module IOT Smart Home Remote Control Switch Android Phone APP Control Transmission Distance 100m ESP8266 WiFi 5V 2 Channel Relay Module IOT Smart Home Remote Control Switch Android Phone APP Control Transmission Distance 100m Description: The 5V dual WiFi relay module uses ESP-01 as the WiFi module and is compatible with 8 bit MCU chips. Only a simple configuration process can realize the wireless control of the 2 way relay by using the mobile phone APP in ... $6.99
$9.99 SKU: 12592
$6.99
$9.99
 30

Micro USB Digital LCD Display Time Delay Relay Module 6-30V Control Timer Switch Trigger Cycle Module Micro USB Digital LCD Display Time Delay Relay Module 6-30V Control Timer Switch Trigger Cycle Module Description: It is a multifunction delay relay module.LCD display, very clear, easy to use, powerful. It can be widely used at Smart home, Industrial control, Automatic irrigation, Indoor ventilation, Protection equipment.   ... $5.43
$7.75 SKU: 13286
$5.43
$7.75
 31

Timer Switch Controller Module 10S-24H Adjustable Delay Module Timer Switch Controller Module 10S-24H Adjustable Delay Module Function Description:   1. Power-on reset automatically; 2. The delay time adjustment range of about 10 seconds to 24 hours; 3. Current output voltage ratio parameter:3V/300mA;5V/200mA;9V/100mA 4. Input voltage:3... $2.08
$2.97 SKU: 7511
$2.08
$2.97
 30

5V 1 Channel Relay Module Shield for Arduino ARM PIC AVR DSP SRD 5V 1 Channel Relay Module Shield for Arduino ARM PIC AVR DSP SRD 5V 1 Channel Relay Module Shield for Arduino ARM PIC AVR DSP SRD-05VDC-SL-C   1. Introduction   The item is a 5V 1-Channel Relay interface board, it can be controlled directly by a wide range of microcontrollers... $1.29
$1.84 SKU: 1706
$1.29
$1.84
 30

XH-M662 DC12V Digital Timer Switch Countdown Timer Module 5-60min or 1-24hours Automatic Controller XH-M662 DC12V Digital Timer Switch Countdown Timer Module 5-60min or 1-24hours Automatic Controller Description: This product is the countdown disconnection module.You can set a minute or an hour. Minute mode range 1-60 minutes. The hour mode is 1-24 hours. Automatically open after setting and automatically close after running. One... $6.01
$8.59 SKU: 13101
$6.01
$8.59
 30

3 Channel DC 3.3V 5V Relay Module Relay Expansion Board with Optocoupler Insulation for Arduino 3 Channel DC 3.3V 5V Relay Module Relay Expansion Board with Optocoupler Insulation for Arduino Product Introduction: 1.Size:63*42*20mm 2.Power Supply Voltage:5V 3.Trigger Level:3V-7V trigger 4.Trigger Current:5mA 5.Control Voltage:AC 0-250V or DC 0-30V 6.Control Current:0-7A 7.Function:weak current control strong cur... $2.79
$3.99 SKU: 9665
$2.79
$3.99
 30

5V 2-Channel Relay Module for Arduino PIC ARM DSP AVR Electronic 5V 2-Channel Relay Module for Arduino PIC ARM DSP AVR Electronic Features Relay output(Max): DC 30V/10A, AC 250V/10A Optocoupler isolation, good anti-interference. VCC: system power supply; JD_VCC: Relay power supply This relay has a common end, a Normal-open end and a Normal-close end... $1.60
$2.29 SKU: 1647
$1.60
$2.29
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DC 12V Trigger Time Delay Switch Controller Programmable 999Minutes Cycle Control Module DC 12V Trigger Time Delay Switch Controller Programmable 999Minutes Cycle Control Module 1.Description: TsV1.2 is a DC 12V Trigger Time Delay Controller.It can set a variety of triggering methods to realize functions such as relay timing delay cycle to meet different needs. 2.Features: 1>.Programmable mode and ti... $6.99
$9.99 SKU: GY20017
$6.99
$9.99
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DC 7V-30V 2-Channel Delay Module Switch Controller Motor Forward Reverse Relay Module DC 7V-30V 2-Channel Delay Module Switch Controller Motor Forward Reverse Relay Module 1.Introduction: It is a DC 7-30V double two-way delay control switch solenoid valve high-power motor forward and reverse relay module. 2.Feature: 1>.Wide voltage range. 2>.High-power. 3>.Power-off memory. 4>.Ti... $13.29
$18.99 SKU: GY21284-1
$13.29
$18.99
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DC 12V Digital Timing Switch 1-999 minutes Countdown Timer Module DC 12V Digital Timing Switch 1-999 minutes Countdown Timer Module 1.Introduction: It is a XH-M663 Digital Timer Switch Countdown Timer Module 1-999 minutes. 2.Feature: 1>.Timed 1~999 minutes countdown. 2>.One-click start/stop. 3>.1.6MM Double-Layer High-Density Fiberglass Circuit ... $4.99 SKU: GY21283-1
$4.99

DC 12V 24V RES485 Modbus RTU Relay Controller,16CH-IN-NPN 16CH-OUT Programmable Switch Optocoupler Isolator for PLC DC 12V 24V RES485 Modbus RTU Relay Controller,16CH-IN-NPN 16CH-OUT Programmable Switch Optocoupler Isolator for PLC 1.Description:  The Optocoupler Isolator for PLC is an expansion board used to increase the number of control objects to meet the control requirements of the system. In MODBUS mode, a maximum of 64 devices can be connected in para... $15.39
$21.99 SKU: GY21188-1
$15.39
$21.99
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DC 12V 24V 36V Trigger Counter Module 5-Bit 0.56in Red Digital Tube Display DC 12V 24V 36V Trigger Counter Module 5-Bit 0.56in Red Digital Tube Display 1.Description:   QF-C05 is a trigger counter. Each time press "+1" button, the calculator adds one. And each time press "-1" button, the calculator subtracts one. Returns 0 when press and hold the "-1"... $5.15
$7.35 SKU: GY21161-1
$5.15
$7.35
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DC 0-99.9V Voltage Monitor Module Programmable Delay Relay Switch Controller Battery Protector DC 0-99.9V Voltage Monitor Module Programmable Delay Relay Switch Controller Battery Protector 1.Description: A30-U1 is a DC 99.9V Voltage Monitor Module with Delay. It can flexibly set detection upper and lower limit voltage values and set triggering conditions.It can realize functions such as voltage detection, overvoltage and... $10.49
$14.99 SKU: GY21111-1
$10.49
$14.99
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24V 4 Channel Relay Module Switch Optocoupler Fully Isolated Microcontroller PLC Amplification 24V 4 Channel Relay Module Switch Optocoupler Fully Isolated Microcontroller PLC Amplification 1.Description:   It is a 24V 4 Channel Relay Module/Switch Optocoupler Fully Isolated Microcontroller PLC Amplification. 2.Parameter:   1>.Power supply: 24V   2>.Static current: 0mA   3>.Single c... $5.59
$7.99 SKU: GY21084-1
$5.59
$7.99
 31

24V 2 Channel Relay Module Switch Optocoupler Fully Isolated Microcontroller PLC Amplification 24V 2 Channel Relay Module Switch Optocoupler Fully Isolated Microcontroller PLC Amplification 1.Description:   It is a 24V 2 Channel Relay Module/Switch Optocoupler Fully Isolated Microcontroller PLC Amplification. 2.Parameter:   1>.Power supply: 24V   2>.Static current: 0mA   3>.Single c... $3.49
$4.99 SKU: GY21083-1
$3.49
$4.99
 31

5V Delay Relay Module with Edge-Triggered Control and Loop Cycle for Seamless Switching 5V Delay Relay Module with Edge-Triggered Control and Loop Cycle for Seamless Switching 1.Description:    It is a 5V Delay Relay Module with Edge-Triggered Control and Loop Cycle for Seamless Switching 2.Parameter:   1>.Power supply: DC 5V   2>.Input signal: High-level (PNP), Low-level (... $7.69
$10.99 SKU: GY21080-1
$7.69
$10.99
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DC 12V 5-Channel Self-locking Relay Module 5Bit 10A High/Low Level Trigger Select Switch Controller DC 12V 5-Channel Self-locking Relay Module 5Bit 10A High/Low Level Trigger Select Switch Controller 1.Description:   It is a latching relay module.It has 5 relay channels and can connect 5 loads. 2.Feature:   1).The self-locking relay module has a power indicator and a working indicator,and the working status of the ... $8.39
$11.99 SKU: GY20640
$8.39
$11.99
 30

DC 7-28V Modbus RTU Network Relay Module W5500 Ethernet LAN Controller DC 7-28V Modbus RTU Network Relay Module W5500 Ethernet LAN Controller 1.Description:     Modbus RTU Network Relay Module W5500 Ethernet LAN Controller equipped with mature and stable 32-bit MCU and W5500 all-hardware TCP/IP protocol stack network chip. Reserved MCU debugging interface to s... $20.99
$29.99 SKU: GY20821-1
$20.99
$29.99
 30

DC 7V-30V Dual Cycle Relay MOS Controller Module Adjustable Time 100s-ON 100s-OFF Power-ON Trigger Control Switch DC 7V-30V Dual Cycle Relay MOS Controller Module Adjustable Time 100s-ON 100s-OFF Power-ON Trigger Control Switch 1.Description:    It is a DC 7V-30V Dual Cycle Relay MOS Controller Module Adjustable Time 100s-ON & 100s-OFF Power-ON Trigger Control Switch. 2.Feature:   1>.High timer precision   2>.Stable and ... $3.91
$5.59 SKU: GY20803-1
$3.91
$5.59
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DC 12V 24V Self-locking Relay Module ON OFF Bistable Switch Controller DC 12V 24V Self-locking Relay Module ON OFF Bistable Switch Controller 1.Description:    It is a DC 12V 24V Self-locking Relay Module ON/OFF Bistable Switch Controller. 2.Feature:   1>.Anti-reverse protection   2>.Power off hold function   3>.Wide voltage input... $4.89
$6.99 SKU: GY20805-1
$4.89
$6.99
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DC 7V-30V Dual Switch ON/OFF Controller for 16A 600V Load Silicon Controlled Rectifier RS Trigger Module DC 7V-30V Dual Switch ON/OFF Controller for 16A 600V Load Silicon Controlled Rectifier RS Trigger Module 1.Description:    It is a DC 7V-30V Dual Switch ON/OFF Controller for 16A/600V Load Silicon Controlled Rectifier RS Trigger Module. 2.Feature:   1>.Anti-reverse protection   2>.Low voltage DC input ... $4.68
$6.69 SKU: GY20804-1
$4.68
$6.69
 31

DC 5V-30V Multi-Function Trigger Cycle Timer MOS Delay Controller Module Power-ON Control Switch DC 5V-30V Multi-Function Trigger Cycle Timer MOS Delay Controller Module Power-ON Control Switch 1.Description:    Multi-function time relay module, 5~30V wide voltage power supply, MOS tube control output, no contact, no ignition, little interference. Up to 10A control capability.   There are up to 31 working ... $4.68
$6.69 SKU: GY20754-1
$4.68
$6.69
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DC 5V-30V Time Delay Switch,12V 24V10A Programmable Relay Switch Module, LED Display Digital Time Cycle 0.1s-999mins ON-Off Control DC 5V-30V Time Delay Switch,12V 24V10A Programmable Relay Switch Module, LED Display Digital Time Cycle 0.1s-999mins ON-Off Control Description: WIDE VOLTAGE: Working voltage is DC 5V-30V, suitable for most equipment, very convenient. Support micro USB 5V power supply. It can be used to control the equipment within DC 30V 5A or within AC 220V 5A. TRIGGER: Sup... $6.99
$9.99 SKU: GY20599
$6.99
$9.99
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AC 110V 220V Trigger Delay Cycle Timing Relay Switch Control Module AC 110V 220V Trigger Delay Cycle Timing Relay Switch Control Module 1.Description:   It is a 220V one channel relay module.It can adjust trigger delay,cycle timing.There are 4 working modes to choose from.   2.Feature:   1).It has a digital display that can display numbers ... $6.99
$9.99 SKU: GY20509
$6.99
$9.99
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DC 7V-30V Trigger Cycle Timing Delay Switch MOS Control For Industrial Control DC 7V-30V Trigger Cycle Timing Delay Switch MOS Control For Industrial Control 1.Description:   It is a Trigger Cycle Timing Delay Switch.Its delay time range can be adjusted,and the time range and size can be switched at will.It has 4 functions,which can be selected according to needs.   2.Fe... $9.09
$12.99 SKU: GY20508
$9.09
$12.99
 30

DC 6V-25V 3Bit Red Digital Timer Module 0.01s-999s DC 6V-25V 3Bit Red Digital Timer Module 0.01s-999s QF-T01 DC6V-25V 3Bit Red Digital Timer Module     1.Description:   QF-T01 is a DC6V-25V 3Bit Red Digital Timer Module.   It's a very simple and pure timer. It also can be used as electronic s... $12.99 SKU: GY20488
$12.99

Modbus RTU 1-Channel Relay Module, RS485 Communication Protocol/TTL UART Relay Modbus RTU 1-Channel Relay Module, RS485 Communication Protocol/TTL UART Relay 1.Description:   It is a single relay module. The single channel relay module is equipped with a mature and stable 8-bit MCU and RS485 level communication chip. Using standard MODBUSRTU format RS485 communication protocol, it can ... $11.19
$15.99 SKU: GY19918
$11.19
$15.99
 31

1 Channel Self-Locking Switch High Level Trigger 12V Relay Module 1 Channel Self-Locking Switch High Level Trigger 12V Relay Module 1.Description:   It is a 12V self-locking relay module.When the K terminal is in contact with the positive pole,the state of the relay is reversed.Touch it once,the relay is closed,and touch it again,the relay is released. 2.... $9.09
$12.99 SKU: GY19936
$9.09
$12.99
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2 Bit 12V Relay Module with Optocoupler Isolation Support High and Low Level Trigger Dual Relay Module 2 Bit 12V Relay Module with Optocoupler Isolation Support High and Low Level Trigger Dual Relay Module 1.Description:   It is a 2-Bit 12V relay module. It is suitable for various platforms such as 51/AVR/AVR/ARM, and can control various household appliances and high current loads. 2.Feature:   1).The contact part of the... $7.69
$10.99 SKU: GY19935
$7.69
$10.99
 31

6 Channel SPDT Switch Module, DC 24V Relay Module, AC 270V with Isolated Optocoupler DIN Rail Mount High and Low Level Trigger 6 Channel SPDT Switch Module, DC 24V Relay Module, AC 270V with Isolated Optocoupler DIN Rail Mount High and Low Level Trigger DC 24V 6 Channel SPDT Relay Module With Isolated Optocoupler and DIN Rail Mount Introduction: It is a Q14F 24V Pluggable 6Bit SPDT Power Relay Module. It includes 6pcs intermediate relay with SPDT output control terminal. It is ... $18.89
$26.99 SKU: GY20262
$18.89
$26.99
 30

AH3-2 Time Relay DC 12V Adjustable Delay Control Timer 8Pin 1s-30s AH3-2 Time Relay DC 12V Adjustable Delay Control Timer 8Pin 1s-30s Description:   It is a AH3-2 Time Relay.It mainly adjusts the time through the knob, and the delay accuracy is high. The smaller the time range,the more accurate the adjustment time.   Feature:  ... $7.69
$10.99 SKU: GY18963-1
$7.69
$10.99
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AC 110V 220V Power-ON Delay Relay Module AC 220V 7A Voltage Output 180min Adjustable Switch Timer Delay Controller AC 110V 220V Power-ON Delay Relay Module AC 220V 7A Voltage Output 180min Adjustable Switch Timer Delay Controller 1.Description:   It is a delay off switch module.After the switch is energized,the switch is opened,and at the same time,the 220V live wire is output to supply power to the consumer.After a delay,the switch is closed and the out... $4.19
$5.99 SKU: GY18749
$4.19
$5.99
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DC 5V 12V 24V Trigger Cycle Timer Delay Controller Module 15A 400W MOS Control Switch 16-Work Mode DC 5V 12V 24V Trigger Cycle Timer Delay Controller Module 15A 400W MOS Control Switch 16-Work Mode 1.Description:     ZK-TD4 is a MOS Switch Controller Trigger Delay Module with Timer and Cycle functions.It can work in 16kind work mode with or without trigger signal.It also can be delay a random time in the set range. ... $4.19
$5.99 SKU: GY18673
$4.19
$5.99
 31

DC 12V Pulse Counter High Level Trigger Relay Module 0-10KHz Frequency Counter for Motor Speed Hall Sensor DC 12V Pulse Counter High Level Trigger Relay Module 0-10KHz Frequency Counter for Motor Speed Hall Sensor 1.Description:     YL3S-C1.1 is a 0-10KHz Frequency Pulse Counter. It can detect the number of input signal pulses and through calculations to control the different working states of the load.      No... $8.39
$11.99 SKU: GY18316
$8.39
$11.99
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AC 110V 220V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display AC 110V 220V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display 1.Description:     YLC-1.1AC220 is a Timer Relay Switch Module .It will start to countdown and turn ON output after get a input trigger signal by press button. Trigger again is invalid during the countdown period.  ... $9.63
$13.75 SKU: GY18314
$9.63
$13.75
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DC 12V Power-ON/OFF Trigger Delay Controller Module Adjustable Timer Cycle Delay Switch Module DC 12V Power-ON/OFF Trigger Delay Controller Module Adjustable Timer Cycle Delay Switch Module 1.Description:   It is a DC 12V power trigger delay controller module. It uses brand new original components,which can be used for industrial control,electronic equipment control,household appliance control, and intelligent appl... $5.59
$7.99 SKU: GY18280
$5.59
$7.99
 31

RS485 Modbus-RTU 12V 8Bit Relay Module 8-Channel Switch Controller for Arduino RS485 Modbus-RTU 12V 8Bit Relay Module 8-Channel Switch Controller for Arduino 1.Description:   It is a 8 bit ModbusRTU relay module.It supports RS485 communication interface and TTL communication interface,8 input and output.   2.Feature:   1>.Modbus serial communicati... $20.99
$29.99 SKU: GY18157
$20.99
$29.99
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DC 12V 2.4G IoT Wireless Transceiver WIFI Intelligent Controller Switch 10A Relay Module APP Control DC 12V 2.4G IoT Wireless Transceiver WIFI Intelligent Controller Switch 10A Relay Module APP Control 1.Description:   It is a Wifi relay control module.It requires no programming, just download an "eWeLink" APP and link to WIFI to control the built-in cloud.As long as the module is connected to WIFI, the mobile phone ... $9.79
$13.99 SKU: GY18128
$9.79
$13.99
 31

DC 12V 2.4G IoT Wireless Transceiver 4Bit WIFI Intelligent Controller Switch 10A Relay Module 4-Channel APP Control DC 12V 2.4G IoT Wireless Transceiver 4Bit WIFI Intelligent Controller Switch 10A Relay Module 4-Channel APP Control 1.Description:   It is a 4 way Wifi relay control module.It requires no programming,just download an "eWeLink" APP and link to WIFI to control the built-in cloud.As long as the module is connected to WIFI,the mobile ph... $18.19
$25.99 SKU: GY18126
$18.19
$25.99
 30

RS485 Modbus-RTU 12V 1Bit Relay Module 1-Channel Switch Controller for Arduino RS485 Modbus-RTU 12V 1Bit Relay Module 1-Channel Switch Controller for Arduino 1.Description:   It is a 1 bit ModbusRTU relay module.It supports RS485 communication interface and TTL communication interface.   2.Feature:   1>.Modbus serial communication   2>.Relay switc... $8.11
$11.59 SKU: GY18123
$8.11
$11.59
 31

RS485 Modbus-RTU 12V 3Bit Relay Module 3-Channel Switch Controller for Arduino RS485 Modbus-RTU 12V 3Bit Relay Module 3-Channel Switch Controller for Arduino 1.Description:   It is a 3 bit ModbusRTU relay module.It supports RS485 communication interface and TTL communication interface,3 input and output.   2.Feature:   1>.Modbus serial communication  ... $10.49
$14.99 SKU: GY18121
$10.49
$14.99
 30

RS485 Modbus-RTU 12V 4Bit Relay Module 4-Channel Switch Controller for Arduino RS485 Modbus-RTU 12V 4Bit Relay Module 4-Channel Switch Controller for Arduino 1.Description:   It is a 4 bit ModbusRTU relay module.It supports RS485 communication interface and TTL communication interface,4 input and output.   2.Feature:   1>.Modbus serial communication  ... $11.05
$15.79 SKU: GY18120
$11.05
$15.79
 30

DC 5V 12V 24V Trigger Counter Module MOS Delay Circuit Switch Timer 32-Function DC 5V 12V 24V Trigger Counter Module MOS Delay Circuit Switch Timer 32-Function 1.Description:   It is a delay MOS tube module.It can be used to control motors,LED strips,DC motors,miniature water pumps,solenoid valves,etc.   2.Feature:   1>.Digital dispiay   2>.No noise... $4.19
$5.99 SKU: GY17192
$4.19
$5.99
 31

DC 12V 10minute Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board DC 12V 10minute Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board 1.Description:   QF1025 is a trigger delay module.User can adjust delay time by potentiometer to meet require.   2.Feature:   1>.Low level trigger   2>.Support input reverse connection protec... $3.49
$4.99 SKU: 15148
$3.49
$4.99
 31

DC 5V 12V 36V Trigger Counter Module Accumulator 0.56inch 4-Bit Red Digital Tube Display DC 5V 12V 36V Trigger Counter Module Accumulator 0.56inch 4-Bit Red Digital Tube Display 1.Description:   QF-C04 is a trigger counter. Each time input a trigger signal, the calculator adds one. Returns 0 when press Clear button.   2.Feature:   1>.Wide voltage input   2>.4Bit Red ... $4.19
$5.99 SKU: 15147
$4.19
$5.99
 31

AC 220V 99s 99min Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board JK13P-AR AC 220V 99s 99min Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board JK13P-AR 1.Description:   JK13P-AR is a trigger delay module.User can adjust delay time by potentiometer to meet require.   2.Feature:   1>.High voltage trigger   2>.Delay time can be set   3... $4.19
$5.99 SKU: 15144
$4.19
$5.99
 31

8-Channel RS485 Multifunctional Delay Relay Module DC 12V Modbus RTU Controller 8-Channel RS485 Multifunctional Delay Relay Module DC 12V Modbus RTU Controller 1.Description:   R421A08 8 channel Modbus relay module equipped with mature and stable 8-bit MCU and RS485 level communication chip,adopt standard MODBUS RTU format RS485 communication protocol. It can realize 8bit input signal ... $13.29
$18.99 SKU: 15080
$13.29
$18.99
 30

Dual Modbus Relay Module 2Bit Modbus-RTU Switch Signal Input Output RS485 TTL Controller Dual Modbus Relay Module 2Bit Modbus-RTU Switch Signal Input Output RS485 TTL Controller 1.Description:   LC 2 channel Modbus relay module equipped with mature and stable 8-bit MCU and RS485 level communication chip, adopt standard MODBUS RTU format RS485 communication protocol. It can realize 2bit input signal dete... $6.29
$8.99 SKU: 15045
$6.29
$8.99
 30

4 Channel Modbus Relay Module 4Bit Modbus-RTU Switch Signal Input Output RS485 TTL Controller 4 Channel Modbus Relay Module 4Bit Modbus-RTU Switch Signal Input Output RS485 TTL Controller 1.Description:   LC 4 channel Modbus relay module equipped with mature and stable 8-bit MCU and RS485 level communication chip, adopt standard MODBUS RTU format RS485 communication protocol. It can realize 4bit input signal dete... $8.39
$11.99 SKU: 15044
$8.39
$11.99
 30

AC 85V-265V Cycle Timer Delay Module Dual Display 110V 220V 10A 2000W 999ms 999h Power-on Delay Timer AC 85V-265V Cycle Timer Delay Module Dual Display 110V 220V 10A 2000W 999ms 999h Power-on Delay Timer 1.Description:     It is a multifunction delay relay module. The screen display is very clear, easy to use, powerful.  It can be widely used at Smart home, Industrial control, Automatic irrigation, Indoor ventilation, ... $6.99
$9.99 SKU: 14284
$6.99
$9.99
 30

Power-ON Delay Relay Switch Module DC 12V 60s Programmable Delay Controller Power-ON Delay Relay Switch Module DC 12V 60s Programmable Delay Controller Parameter:   1>.Model: YS-RT1T   2>.Supply voltage: DC 12V   3>.Working current: 68mA   4>.Stand-by current: 2.8mA   5>.Output type: Relay(It can not output voltage)   ... $3.05
$4.35 SKU: 13836
$3.05
$4.35
 30

100s Time Delay Relay Module AC 220V Adjustable Device Power ON Protector 100s Time Delay Relay Module AC 220V Adjustable Device Power ON Protector Description: It is a AC 220V power ON delay relay module. Used for device boot protection.   Parameters: 1>.Item Name:AC 220V 100s Delay Relay Module 2>.Model:QF1022-B-100S 3>.Work voltage:AC 220V ... $3.49
$4.99 SKU: 13540
$3.49
$4.99
 31

Trigger Cycle Timer, DC 5V 12V 24V On Off Timer Module Delay Relay Switch Circuit Module, Dual MOS Control with Protective Shell for Smart Home Trigger Cycle Timer, DC 5V 12V 24V On Off Timer Module Delay Relay Switch Circuit Module, Dual MOS Control with Protective Shell for Smart Home 1.Description:     ZK-J06 is a multifunction delay relay module.Digital tube display.It can be widely used at Smart home, Industrial control, Automatic irrigation, Indoor ventilation and protection equipment.   ... $5.59
$7.99 SKU: 13501
$5.59
$7.99
 31

DC 12V ESP8266 WIFI 4-Channel Relay Module Remote Control Switch Wireless Transmitter For Smart Home DC 12V ESP8266 WIFI 4-Channel Relay Module Remote Control Switch Wireless Transmitter For Smart Home 1.Description:     The 4 channel WIFI relay module carried a ESP8266 WIFI module and mature 8 bit MCU, with professional switching power supply circuit.It could control the relay by Android phone APP within the local area n... $9.09
$12.99 SKU: 13405
$9.09
$12.99
 30

Time Delay Relay Module Digital LCD Display 6-30V Control Timer Switch Trigger Cycle Module for Smart Control Time Delay Relay Module Digital LCD Display 6-30V Control Timer Switch Trigger Cycle Module for Smart Control Description: It is a multifunction delay relay module.LCD display, very clear, easy to use, powerful. It can be widely used at Smart home,Industrial control,Automatic irrigation,Indoor ventilation.Protection equipment. ✔. With LCD ... $5.31
$7.59 SKU: 13339
$5.31
$7.59
 31

4 Channel Wireless Controller WIFI Relay Module Inching/Self-Locking/Interlock APP AC 220V Smart Switch for DIY Smart Home 4 Channel Wireless Controller WIFI Relay Module Inching/Self-Locking/Interlock APP AC 220V Smart Switch for DIY Smart Home Description: It is a WIFI module based 4 channel (4-way) WIFI wireless switch. It integrates with MCU and button control. It supports to connect and control 4 home appliances, which can be separately turned on/off by app eWeLink b... $13.99
$19.99 SKU: 13330
$13.99
$19.99
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DC 5V ESP8266 WIFI 4 Channel Relay Module Remote Control Switch IOT Wireless Transmitter For Smart Home DC 5V ESP8266 WIFI 4 Channel Relay Module Remote Control Switch IOT Wireless Transmitter For Smart Home 1.Description:     It is 4 channel WIFI relay module carried a ESP8266 WIFI module and mature 8 bit MCU, with professional switching power supply circuit.    It could control the relay by Android phone APP wi... $9.09
$12.99 SKU: 13404
$9.09
$12.99
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