Buy Relay at affordable price from 3 USD

99 Relay By ZUIDID Brand Found. Average price of all goods in Relay categoty — $6. This brand is 88% more expensive than others in this category.

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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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CN101A LCD Time Switch 12V 24V 110V 220V Time Relay Street Lamp Billboard Power Supply Timer Without Waterproof Box

Price: $3.9

ZUIDID CN101A LCD Time Switch 12V 24V 110V 220V Time Relay Street Lamp Billboard Power Supply Timer Without Waterproof BoxRelay

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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

CE007 DC 12V 4 Channel Multifunction Cycle Delay Timer Relay Module for Timing Loop Interlock Self-locking

Price: $18.88

Old Price: $19.07

ZUIDID CE007 DC 12V 4 Channel Multifunction Cycle Delay Timer Relay Module for Timing Loop Interlock Self-lockingRelay

4 channel relay module with optocoupler Relay Output 5v 12v 4 way relay module Control panel for arduino

Price: $1.23

Old Price: $2.31

ZUIDID 4 channel relay module with optocoupler Relay Output 5v 12v 4 way relay module Control panel for arduinoRelay

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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

5v 12v 4 channel relay module with optocoupler Relay Output 4 way relay module Control panel for arduino

Price: $1.26

Old Price: $2.38

ZUIDID 5v 12v 4 channel relay module with optocoupler Relay Output 4 way relay module Control panel for arduinoRelay

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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

CE023 DC 12V DTMF MT8870 Phone Voice Decoder Control Momentary Toggle Latch Delay Timer Multifunction Relay Remote Module

Price: $15.95

ZUIDID CE023 DC 12V DTMF MT8870 Phone Voice Decoder Control Momentary Toggle Latch Delay Timer Multifunction Relay Remote ModuleRelay

DC 12V 10A Magnetic Latching(keep) Multifunction Energy saving Delay Relay Time Switch Turn on/off PLC Module

Price: $9.35

Old Price: $10.28

ZUIDID DC 12V 10A Magnetic Latching(keep) Multifunction Energy saving Delay Relay Time Switch Turn on/off PLC ModuleRelay

DC 12V 2 Channel DB9 Female/Male RS232 UART Remote Control Switch Board Serial port Relay Module

Price: $4.78

Old Price: $4.93

ZUIDID DC 12V 2 Channel DB9 Female/Male RS232 UART Remote Control Switch Board Serial port Relay ModuleRelay

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 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

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

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

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

DC 12V DIN35 C45 Rail Box 16 Channel RS485 Relay Module Modbus RTU UART Control Switch Board for PLC PTZ Camera Motor LED

Price: $30.18

Old Price: $30.48

ZUIDID DC 12V DIN35 C45 Rail Box 16 Channel RS485 Relay Module Modbus RTU UART Control Switch Board for PLC PTZ Camera Motor LEDRelay China

DC 12V 2A mini 1ch Bistable Self-locking Relay Module Flip-Flop Latch Switch Board for LED Motor Solenoid valve

Price: $3.47

Old Price: $3.58

ZUIDID DC 12V 2A mini 1ch Bistable Self-locking Relay Module Flip-Flop Latch Switch Board for LED Motor Solenoid valveRelay China

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

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

1ch DC 12V Sensor Timer Delay Relay Board for RCWL-0516 HC-SR505 SW-420 MQ-2 LED Lamp Light bar Garage Door

Price: $2.12

Old Price: $2.19

ZUIDID 1ch DC 12V Sensor Timer Delay Relay Board for RCWL-0516 HC-SR505 SW-420 MQ-2 LED Lamp Light bar Garage Door

4ch DC 6V-24V Flip-Flop Latch Relay Module Bistable Self-locking Electronic Switch Low pulse trigger Board Button MCU IO Control

Price: $11.74

Old Price: $11.86

ZUIDID 4ch DC 6V-24V Flip-Flop Latch Relay Module Bistable Self-locking Electronic Switch Low pulse trigger Board Button MCU IO ControlRelay

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

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

DC 12V Multifunctional DPDT Relay Board Delay Relay Time Switch Turn on/off PLC Module

Price: $10.15

Old Price: $10.36

ZUIDID DC 12V Multifunctional DPDT Relay Board Delay Relay Time Switch Turn on/off PLC ModuleRelay China

DC 5V 12V 24V 4ch IOS Android Bluetooth-compatible Switch Board Latch Interlock Delay Momentary Multifunction Relay Module

Price: $21.39

Old Price: $21.61

ZUIDID DC 5V 12V 24V 4ch IOS Android Bluetooth-compatible Switch Board Latch Interlock Delay Momentary Multifunction Relay ModuleRelay

DC 5-24V 4 Channel Pro mini PLC Board Relay Shield Module for Arduino Multifunction Delay Timer Switch Board

Price: $18.91

Old Price: $19.1

ZUIDID DC 5-24V 4 Channel Pro mini PLC Board Relay Shield Module for Arduino Multifunction Delay Timer Switch BoardRelay China

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

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

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

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

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

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

32ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart Home

Price: $55.43

Old Price: $55.99

ZUIDID 32ch DC 12V RS-485 Modbus RTU Relay Board RS485 Bus Remote Control Switch for LED Motor PLC PTZ Camera Smart HomeRelay

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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DH48S-1Z 0.01S-99H99M Time Relay 220V/110V/380V/24V/12V 8 Pin Digital Delay Timer

Price: $10

Old Price: $10.99

ZUIDID DH48S-1Z 0.01S-99H99M Time Relay 220V/110V/380V/24V/12V 8 Pin Digital Delay TimerRelay

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1PC ST5-5DD Five 5 Phase Solid State Relay SSR 24V DC to 24V DC DIN Rail

Price: $9.09

Old Price: $9.99

ZUIDID 1PC ST5-5DD Five 5 Phase Solid State Relay SSR 24V DC to 24V DC DIN RailRelay China

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Din Rail 3 Phase Voltage Relay 380V Voltmeter Ammeter Over and Under Voltage Monitor Relays Protector Adjust Current Overvoltage

Price: $34.01

Old Price: $48.58

ZUIDID Din Rail 3 Phase Voltage Relay 380V Voltmeter Ammeter Over and Under Voltage Monitor Relays Protector Adjust Current OvervoltageRelay

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3pins LED Flasher Relay 12V Universal Electronic Adjustable Freauency LED Turn Signal Light Blinker Flasher Relay For Car

Price: $1.4

Old Price: $2.64

ZUIDID 3pins LED Flasher Relay 12V Universal Electronic Adjustable Freauency LED Turn Signal Light Blinker Flasher Relay For CarRelay

Global Sensor Store

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

Global Sensor Store

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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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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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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DC 12V Digital Time Delay Relay LED Display Cycle Timer Control Switch Adjustable Timing Relay Time Delay Switch AC 110V 220V

Price: $3.79

ZUIDID DC 12V Digital Time Delay Relay LED Display Cycle Timer Control Switch Adjustable Timing Relay Time Delay Switch AC 110V 220VRelay

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DC 5V Relay Module with Optocoupler Low Level Trigger Expansion Board for relay module for arduino 1 2 4 8 CH

Price: $0.78

Old Price: $1.11

ZUIDID DC 5V Relay Module with Optocoupler Low Level Trigger Expansion Board for relay module for arduino 1 2 4 8 CH

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

Electronic Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 12V 24V 48V 16A Din Rail Mount THC15A

Price: $10.32

Old Price: $14.74

ZUIDID Electronic Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 12V 24V 48V 16A Din Rail Mount THC15ARelay

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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

DC 5V/12V/24V 2 Channel RS485 Relay Modbus RTU PLC Module

Price: $11.76

Old Price: $11.88

ZUIDID DC 5V/12V/24V 2 Channel RS485 Relay Modbus RTU PLC ModuleRelay

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

3.5A DC-DC Converter Module Buck Step-Down Voltage Regulator Board 4.5V-27V to 3V 3.3V 3.7V 5V 6V 7.5 9V 12V

Price: $10.58

Old Price: $10.69

ZUIDID 3.5A DC-DC Converter Module Buck Step-Down Voltage Regulator Board 4.5V-27V to 3V 3.3V 3.7V 5V 6V 7.5 9V 12VRelay China

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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12ch Digital Input Output UART RS485 Relay Module Modbus RTU DIN35 C45 Rail Box for PLC PTZ LED Motor Machine control

Price: $30.31

Old Price: $31.91

ZUIDID 12ch Digital Input Output UART RS485 Relay Module Modbus RTU DIN35 C45 Rail Box for PLC PTZ LED Motor Machine controlRelay

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

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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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

8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial port for Momentary Self-locking Interlock Latch Delay Relay Module

Price: $8.55

Old Price: $8.81

ZUIDID 8ch RS232 TTL232 IO Control Switch Board Com DB9 Serial port for Momentary Self-locking Interlock Latch Delay Relay Module

BT21C04 AC 85V-265V 220V 4CH Bluetooth Relay Android app Wireless Remote Controller for Smart Home Motor LED Car Access System

Price: $18.41

Old Price: $18.6

ZUIDID BT21C04 AC 85V-265V 220V 4CH Bluetooth Relay Android app Wireless Remote Controller for Smart Home Motor LED Car Access System

CE032 DC 5V 6V 9V 12V Motor Reversible Controller Time adjustable Delay Relay Switch 2A Drive current 5000s 0.1setp

Price: $4.84

Old Price: $5

ZUIDID CE032 DC 5V 6V 9V 12V Motor Reversible Controller Time adjustable Delay Relay Switch 2A Drive current 5000s 0.1setp