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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.

68 Results for Relay Module
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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... $5.99 SKU: GY18749
$5.99

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. ... $3.89
$5.99
SKU: GY18673
$3.89
$5.99

35

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... $6.00
$11.99
SKU: GY18316
$6.00
$11.99

50

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.  ... $9.90
$13.75
SKU: GY18314
$9.90
$13.75

28

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... $5.75
$7.99
SKU: GY18280
$5.75
$7.99

29

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... $29.99 SKU: GY18157
$29.99

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 ... $13.99 SKU: GY18128
$13.99

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... $25.99 SKU: GY18126
$25.99

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... $11.59 SKU: GY18123
$11.59

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  ... $14.99 SKU: GY18121
$14.99

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  ... $15.79 SKU: GY18120
$15.79

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... $4.31
$5.99
SKU: GY17192
$4.31
$5.99

28

DC 12V 4-Channel Relay Module High/Low Level Trigger Optocoupler Isolator 4Bit PLC Signal Converter with Rail DC 12V 4-Channel Relay Module High/Low Level Trigger Optocoupler Isolator 4Bit PLC Signal Converter with Rail 1.Description:   It is a Relay Optocoupler Isolator Driver Module. It can dirve high voltage load by low voltage input signal.   2.Feature:   1>.High/Low Level Trigger    2>.LED output i... $12.99 SKU: GY16056
$12.99

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... $3.59
$4.99
SKU: 15148
$3.59
$4.99

29

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 ... $4.31
$5.99
SKU: 15147
$4.31
$5.99

28

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... $4.31
$5.99
SKU: 15144
$4.31
$5.99

28

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 ... $13.67
$18.99
SKU: 15080
$13.67
$18.99

28

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... $6.47
$8.99
SKU: 15045
$6.47
$8.99

28

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 detec... $11.99 SKU: 15044
$11.99

5V 4-Channel Relay Module with Optocoupler High Level Triger for Arduino 5V 4-Channel Relay Module with Optocoupler High Level Triger for Arduino 1.Description:   It is an optocoupler isolation relay module. It needs a high level trigger signal to turn ON output.   2.Features:   1>.Microcontroller development board module   2>.Applianc... $4.89 SKU: 15028
$4.89

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, ... $7.19
$9.99
SKU: 14284
$7.19
$9.99

29

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)   ... $3.13
$4.35
SKU: 13836
$3.13
$4.35

28

DC 12V 1 Channel Relay Module High Low Level Adjustable Trigger Board Optocoupler Isolated Output DC 12V 1 Channel Relay Module High Low Level Adjustable Trigger Board Optocoupler Isolated Output Description: 1>.Item Name: DC 12V 1 Channel Relay Module  2>.Work Voltage:DC 9V-12V 3>.Work Current:180mA 4>.Load:AC 250V 10A or DC 30V 10A 5>.Measuring Range:0%~100%RH 6>.Work Temperature:-... $2.37
$3.29
SKU: 13595
$2.37
$3.29

29

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 ... $3.59
$4.99
SKU: 13540
$3.59
$4.99

29

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.   ... $5.75
$7.99
SKU: 13501
$5.75
$7.99

29

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 ... $3.80
$7.59
SKU: 13339
$3.80
$7.59

50

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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