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Function Relay Module

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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

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... $3.74
$4.99 SKU: 15148
$3.74
$4.99
 25

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:  ... $8.24
$10.99 SKU: GY18963-1
$8.24
$10.99
 26

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 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

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 ... $20.24
$26.99 SKU: GY20262
$20.24
$26.99
 25

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.... $9.74
$12.99 SKU: GY19936
$9.74
$12.99
 26

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 ... $5.02
$6.69 SKU: GY20754-1
$5.02
$6.69
 26

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... $9.74
$12.99 SKU: GY20508
$9.74
$12.99
 26

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 ... $7.49
$9.99 SKU: GY20509
$7.49
$9.99
 26

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 ... $5.02
$6.69 SKU: GY20804-1
$5.02
$6.69
 26

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... $14.99 SKU: GY21111-1
$14.99

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"... $5.51
$7.35 SKU: GY21161-1
$5.51
$7.35
 25

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


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