Buy Relay at affordable price from 3 USD

99 Relay By ZUIDID Brand Found. Average cost items in Relay list is $6. ZUIDID brand products are 88% more expensive than others.

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TRD-060D25 DC Integrated Solid State Relay Module DC Control DC 25A Relay Module with Heat Sink Base

Price: $17.89

ZUIDID TRD-060D25 DC Integrated Solid State Relay Module DC Control DC 25A Relay Module with Heat Sink BaseRelay

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2-way WIFI APP relay module mobile phone wireless remote control automation control management DC 9-30V

Price: $27.5

ZUIDID 2-way WIFI APP relay module mobile phone wireless remote control automation control management DC 9-30VRelay

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50pcs/lot SSR -40AA 40A Solid State Relay AC Control AC-AC Solid State Relay

Price: $102

ZUIDID 50pcs/lot SSR -40AA 40A Solid State Relay AC Control AC-AC Solid State RelayRelay

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10PCS/lot Signal relay HRS1H-S-DC5V HRS1H-S-DC12V HRS1H-S-DC24V 1A 120VAC 6PIN

Price: $8.8

ZUIDID 10PCS/lot Signal relay HRS1H-S-DC5V HRS1H-S-DC12V HRS1H-S-DC24V 1A 120VAC 6PINRelay China

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10PCS/lot Relays SMI-05VDC-SL-A SMI-12VDC-SL-A SMI-24VDC-SL-A 10A 4PIN

Price: $10.8

ZUIDID 10PCS/lot Relays SMI-05VDC-SL-A SMI-12VDC-SL-A SMI-24VDC-SL-A 10A 4PINRelay China

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100pcs SSR-40 DA Solid State Relay New DC to AC Solid State Relay Module for Arduino Temperature Controller 24V-380V 40A 250V

Price: $185

ZUIDID 100pcs SSR-40 DA Solid State Relay New DC to AC Solid State Relay Module for Arduino Temperature Controller 24V-380V 40A 250VRelay

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SSR 60A 80A 100A 120A Three Phase Solid State Relay Module input 3-32VDC output 24-380VAC DC-AC Normally open Solid State Relay

Price: $30

ZUIDID SSR 60A 80A 100A 120A Three Phase Solid State Relay Module input 3-32VDC output 24-380VAC DC-AC Normally open Solid State RelayRelay China

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50pcs/Lot SSR-40 DA Solid State Relay New DC to AC Solid State Relay Module for Arduino Temperature Controller 24V-380V 40A 250V

Price: $98

ZUIDID 50pcs/Lot SSR-40 DA Solid State Relay New DC to AC Solid State Relay Module for Arduino Temperature Controller 24V-380V 40A 250VRelay China

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Free Shipping Autewell LJ12A3-4-Z/EX 1NPN DC 10-30V PNP AC 90-250V 100mA 4mm CE New Inductive Proximity Sensor Detection Switch

Price: $1.5

Old Price: $2.15

ZUIDID Free Shipping Autewell LJ12A3-4-Z/EX 1NPN DC 10-30V PNP AC 90-250V 100mA 4mm CE New Inductive Proximity Sensor Detection SwitchRelay

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5pcs DC 5V 12V 2A Bistable self-locking switch Module LED Controller Relay touch electronic board

Price: $4.9

Old Price: $5

ZUIDID 5pcs DC 5V 12V 2A Bistable self-locking switch Module LED Controller Relay touch electronic boardRelay

4 5 pin DC 12 V/24 V Waterproof Car Relay 40A Harness Heavy Duty Automotive Relay Socket for Head Light Air Conditioner

Price: $0.8

ZUIDID 4 5 pin DC 12 V/24 V Waterproof Car Relay 40A Harness Heavy Duty Automotive Relay Socket for Head Light Air ConditionerRelay

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12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay Board

Price: $4.95

Old Price: $5

ZUIDID 12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay BoardRelay

DC 5-24V 2A Flip-Flop Latch Motor Reversible Controller Self-locking bistable Reverse Polarity Relay Module

Price: $4.42

Old Price: $4.46

ZUIDID DC 5-24V 2A Flip-Flop Latch Motor Reversible Controller Self-locking bistable Reverse Polarity Relay ModuleRelay

DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box UART RS485 Relay Module Modbus RTU Control Switch Board

Price: $21.59

ZUIDID DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box UART RS485 Relay Module Modbus RTU Control Switch BoardRelay

5V 9V 12V 24V DC/AC Motor Controller Relay Board Forward Reverse Control Automatic Timing Delay Cycle Limit Start Stop Switch

Price: $12.83

Old Price: $12.96

ZUIDID 5V 9V 12V 24V DC/AC Motor Controller Relay Board Forward Reverse Control Automatic Timing Delay Cycle Limit Start Stop SwitchRelay

IO25A01 5V Flip-Flop Latch Relay Module Bistable Self-locking Switch Low pulse trigger Board for Arduino Smart home LED Mot

Price: $3.68

Old Price: $3.72

ZUIDID IO25A01 5V Flip-Flop Latch Relay Module Bistable Self-locking Switch Low pulse trigger Board for Arduino Smart home LED MotRelay

5V 12V Low level Trigger 1 Channel Relay Module interface Board Shield With Optocoupler isolation For Arduino PIC AVR DSP ARM

Price: $0.32

Old Price: $0.41

ZUIDID 5V 12V Low level Trigger 1 Channel Relay Module interface Board Shield With Optocoupler isolation For Arduino PIC AVR DSP ARMRelay

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1 Channel Relay Module With Optocoupler Shield Board High And Low Level Trigger Power Supply Module For Arduino DC 5V 9V 12V

Price: $0.48

Old Price: $0.9

ZUIDID 1 Channel Relay Module With Optocoupler Shield Board High And Low Level Trigger Power Supply Module For Arduino DC 5V 9V 12VRelay

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1 2 4 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for Arduino

Price: $0.48

Old Price: $0.9

ZUIDID 1 2 4 8 Channel 5V 12V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger for ArduinoRelay

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RS485 RS232(TTL) PLC Modbus Rtu Module 8ch IO Control Switch Board for Relay Industrial automation

Price: $9.86

Old Price: $9.97

ZUIDID RS485 RS232(TTL) PLC Modbus Rtu Module 8ch IO Control Switch Board for Relay Industrial automation

DC 5-24V 2A Flip-Flop Latch Motor Reversible Controller Self-locking bistable Reverse Polarity Relay Module

Price: $4.34

Old Price: $4.44

ZUIDID DC 5-24V 2A Flip-Flop Latch Motor Reversible Controller Self-locking bistable Reverse Polarity Relay ModuleRelay

DC 5V 12V 24V Multifunction Delay Relay Time Switch Turn on/off PLC Module

Price: $4.63

Old Price: $4.73

ZUIDID DC 5V 12V 24V Multifunction Delay Relay Time Switch Turn on/off PLC ModuleRelay

8 bit Digital Switch TTL LvTTL CMOS IO Input UART RS485 Modbus RTU Module for PLC Expand

Price: $4.75

Old Price: $5

ZUIDID 8 bit Digital Switch TTL LvTTL CMOS IO Input UART RS485 Modbus RTU Module for PLC ExpandRelay

MY2P HH52P MY2NJ Relay Coil General DPDT Micro Mini Electromagnetic Relay Switch with Socket Base LED AC 220V DC 12V 24V

Price: $0.84

ZUIDID MY2P HH52P MY2NJ Relay Coil General DPDT Micro Mini Electromagnetic Relay Switch with Socket Base LED AC 220V DC 12V 24VRelay

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12V 30A Multifunction DC/AC Motor Controller Relay Board Forward Reverse Control Automatic Delay Cycle Start Stop Switch Module

Price: $14.17

Old Price: $15.74

ZUIDID 12V 30A Multifunction DC/AC Motor Controller Relay Board Forward Reverse Control Automatic Delay Cycle Start Stop Switch ModuleRelay

30A High Power 12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay Board

Price: $8.43

Old Price: $8.6

ZUIDID 30A High Power 12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay BoardRelay

4ch 5V Flip-Flop Latch Relay Module Bistable Self-locking Electronic Switch Low pulse trigger Board Button MCU IO Control

Price: $10.76

Old Price: $10.87

ZUIDID 4ch 5V Flip-Flop Latch Relay Module Bistable Self-locking Electronic Switch Low pulse trigger Board Button MCU IO ControlRelay

DC 12V 24V 8 Isolated IO DIN35 C45 Rail Box UART RS485 MOSFET Module Modbus RTU Control Switch Board for Relay PLC LED PTZ

Price: $20

Old Price: $20.41

ZUIDID DC 12V 24V 8 Isolated IO DIN35 C45 Rail Box UART RS485 MOSFET Module Modbus RTU Control Switch Board for Relay PLC LED PTZRelay China

R221A08 12VDC 8ch Serial Port Relay DB9 UART RS232 Switch for control Home lighting Electric water heater

Price: $18.52

ZUIDID R221A08 12VDC 8ch Serial Port Relay DB9 UART RS232 Switch for control Home lighting Electric water heaterRelay

DC 12 V/24 V Waterproof Car Relay 40A Harness Heavy Duty Automotive Relay Socket for Head Light Air Conditioner 4 5 pin

Price: $1.01

ZUIDID DC 12 V/24 V Waterproof Car Relay 40A Harness Heavy Duty Automotive Relay Socket for Head Light Air Conditioner 4 5 pinRelay

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2 in 1 Pump Pour Water Automatic Controller DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish tank Waterhouse Irriga

Price: $3.62

Old Price: $3.69

ZUIDID 2 in 1 Pump Pour Water Automatic Controller DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish tank Waterhouse IrrigaRelay

DC 12V 10A Magnetic Latching Relay Module Zero Power Hold Switch Bistable Self-locking Board for LED Motor CCTV PTZ

Price: $10.01

Old Price: $10.11

ZUIDID DC 12V 10A Magnetic Latching Relay Module Zero Power Hold Switch Bistable Self-locking Board for LED Motor CCTV PTZ

DR21C01 DC 12V DPDT Signal Relay Board Dual Channel selector switch Module for Stereo Audio Motor Polarity reversal PLC

Price: $4.21

Old Price: $4.3

ZUIDID DR21C01 DC 12V DPDT Signal Relay Board Dual Channel selector switch Module for Stereo Audio Motor Polarity reversal PLCRelay

32ch DIN35 C45 Rail Box DC 12V 24V RS485 Modbus RTU Relay Board 485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart

Price: $51.47

Old Price: $51.99

ZUIDID 32ch DIN35 C45 Rail Box DC 12V 24V RS485 Modbus RTU Relay Board 485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart

KC22B02_12V DC 12V 2 Ch Multifunction Delay Timer Module Delay Relay Controller Motor Reverse Cycle Loop Timers Interlock Board

Price: $11.34

Old Price: $11.57

ZUIDID KC22B02_12V DC 12V 2 Ch Multifunction Delay Timer Module Delay Relay Controller Motor Reverse Cycle Loop Timers Interlock BoardRelay

DR21D01 12VDC DPDT Signal Relay Module Dual Channel selector switch Board for LED Motor Toy car boat model aircraft Quadcopter

Price: $3.62

Old Price: $3.69

ZUIDID DR21D01 12VDC DPDT Signal Relay Module Dual Channel selector switch Board for LED Motor Toy car boat model aircraft QuadcopterRelay

16ch DC 12V Serial Port DB9 UART RS232 Relay Module for PLC PC Com 3D Printer LED Home lighting Motor

Price: $51.36

Old Price: $52.95

ZUIDID 16ch DC 12V Serial Port DB9 UART RS232 Relay Module for PLC PC Com 3D Printer LED Home lighting MotorRelay China

DC 12V 8 Channel RS485 Relay Module Modbus RTU UART Remote Control Switch DIN35 C45 Rail Box for PLC PTZ Camera Security Monito

Price: $19.87

Old Price: $20.07

ZUIDID DC 12V 8 Channel RS485 Relay Module Modbus RTU UART Remote Control Switch DIN35 C45 Rail Box for PLC PTZ Camera Security MonitoRelay

DC 12V 8 Channel Pro mini PLC Board Relay Shield Module for Arduino Multifunction Delay Timer Switch Board

Price: $16.89

ZUIDID DC 12V 8 Channel Pro mini PLC Board Relay Shield Module for Arduino Multifunction Delay Timer Switch BoardRelay

TB409 1 Channel DC 12V Time Relay Module for Touch Sensor Delay Switch

Price: $3.42

Old Price: $3.45

ZUIDID TB409 1 Channel DC 12V Time Relay Module for Touch Sensor Delay SwitchRelay

CE040 4 Channel DC 12V RS485 Relay Module Modbus RTU & AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring

Price: $12.52

Old Price: $12.65

ZUIDID CE040 4 Channel DC 12V RS485 Relay Module Modbus RTU & AT Command Remote Control Switch for PLC PTZ Camera Security Monitoring

IO22A02 DC 12V 2CH Multi-function Delay Relay Timer Time Switch for PLC LED Motor

Price: $12.7

Old Price: $12.83

ZUIDID IO22A02 DC 12V 2CH Multi-function Delay Relay Timer Time Switch for PLC LED MotorRelay

DC 5V 12V 24V XH-M13110A Light Control Switch Photoresistor Relay Module Detection Sensor brightness Automatic Control Module

Price: $0.9

Old Price: $1.7

ZUIDID DC 5V 12V 24V XH-M13110A Light Control Switch Photoresistor Relay Module Detection Sensor brightness Automatic Control ModuleRelay

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CE034_M DC 5V 6V 9V 12V 15V 24V Bluetooth-compatible Relay Module Android APP Mobile Phone Remote control

Price: $16.93

ZUIDID CE034_M DC 5V 6V 9V 12V 15V 24V Bluetooth-compatible Relay Module Android APP Mobile Phone Remote controlRelay China

H411 DC 5V 12V 24V 4-channel time delay relay with adjustable delay multi-channel control timing output instead of PLC

Price: $24

ZUIDID H411 DC 5V 12V 24V 4-channel time delay relay with adjustable delay multi-channel control timing output instead of PLCRelay

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12V 32 channel RS485 relay Modbus RTU protocol Serial remote control switch PLC control board LED Home automation door lock

Price: $60

ZUIDID 12V 32 channel RS485 relay Modbus RTU protocol Serial remote control switch PLC control board LED Home automation door lockRelay

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8 Channels Relay 16A Output Module Swich Control Lamp Lighting Curtains Supports RS485 RS232

Price: $138.8

ZUIDID 8 Channels Relay 16A Output Module Swich Control Lamp Lighting Curtains Supports RS485 RS232Relay

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Din Rail Digital Programmable Timer Time Relay Switch 16A 12VDC 24VDC 110VAC 220VAC 16A TP8A16 THC15A

Price: $5.27

Old Price: $5.79

ZUIDID Din Rail Digital Programmable Timer Time Relay Switch 16A 12VDC 24VDC 110VAC 220VAC 16A TP8A16 THC15ARelay

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10 way 16A network relay timing remote control APP WEB cloud control sensor switching signal acquisition

Price: $116

ZUIDID 10 way 16A network relay timing remote control APP WEB cloud control sensor switching signal acquisitionRelay

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DH48S-S Programmable Double Time Delay Relay 0.1S-99H Repeat Cycle SPDT Timer Relay Voltage DC12V DC24V AC110V AC220V w Socket

Price: $10

Old Price: $10.99

ZUIDID DH48S-S Programmable Double Time Delay Relay 0.1S-99H Repeat Cycle SPDT Timer Relay Voltage DC12V DC24V AC110V AC220V w SocketRelay China

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2ch IOS Android Bluetooth-compatible Relay 2.4G RF Wireless Remote control Switch IOT Module Board

Price: $16.19

ZUIDID 2ch IOS Android Bluetooth-compatible Relay 2.4G RF Wireless Remote control Switch IOT Module BoardRelay China

3.7V 4.2V Charger & 5V 6V 9V 12V Discharger Board DC DC Converter Boost Module for diy UPS mobile power 18650 lithium battery

Price: $15.14

Old Price: $15.94

ZUIDID 3.7V 4.2V Charger & 5V 6V 9V 12V Discharger Board DC DC Converter Boost Module for diy UPS mobile power 18650 lithium batteryRelay China

CE041 DC 5V 9V 12V 24V 4CH Relay Android app Wireless Remote Controller for Smart Home Motor LED Car Control System

Price: $39.11

Old Price: $39.51

ZUIDID CE041 DC 5V 9V 12V 24V 4CH Relay Android app Wireless Remote Controller for Smart Home Motor LED Car Control SystemRelay China

DC 12V 8 Channels Multifunction Timer Delay Relay Board Time Switch Timing Loop Interlock Self-locking Momentary Bistable

Price: $26.95

ZUIDID DC 12V 8 Channels Multifunction Timer Delay Relay Board Time Switch Timing Loop Interlock Self-locking Momentary BistableRelay China

16ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home

Price: $30.71

Old Price: $31.02

ZUIDID 16ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart HomeRelay China

DC 12V 8 Channel Android Phone Bluetooth-compatible Control Relay Module for Smart Home LED Lighting system

Price: $24.04

Old Price: $24.28

ZUIDID DC 12V 8 Channel Android Phone Bluetooth-compatible Control Relay Module for Smart Home LED Lighting systemRelay

IO23C01_24V DC 24V 30A Multifunction Timer Delay Relay Module High Power On/Off Adjustable for PLC Motor LED Pump

Price: $10.31

Old Price: $10.52

ZUIDID IO23C01_24V DC 24V 30A Multifunction Timer Delay Relay Module High Power On/Off Adjustable for PLC Motor LED PumpRelay

DC 12V 24V 32-Channels DIN35 C45 Rail Box RS485 Modbus RTU ULN2803A Darlington Transistor Controller PLC IO expansion Board

Price: $18.8

Old Price: $18.98

ZUIDID DC 12V 24V 32-Channels DIN35 C45 Rail Box RS485 Modbus RTU ULN2803A Darlington Transistor Controller PLC IO expansion BoardRelay

433M Large Power 2 Button PT2262 Control RF Wireless Remote On/off Switch + Delay Time Timer Controller Link

Price: $16.47

Old Price: $16.98

ZUIDID 433M Large Power 2 Button PT2262 Control RF Wireless Remote On/off Switch + Delay Time Timer Controller LinkRelay

DC 5-24V 4ch Pro mini PLC Board Relay Shield Module for Arduino LED Display Cycle Delay Timer Switch ON/OFF

Price: $18.55

Old Price: $18.73

ZUIDID DC 5-24V 4ch Pro mini PLC Board Relay Shield Module for Arduino LED Display Cycle Delay Timer Switch ON/OFFRelay