Relays - Newegg.ca

#1 Best Seller

Modbus POE ETH Relay 8-CH Ethernet Relay Module Supports Sending Modbus RTU/Modbus TCP Protocol Commands via Ethernet Port to Control Relay and Various Devices

Model #: 124184275181

$139^.13 –
More options from $139.13 - $143.30
Free Shipping

Compare

Quick View

APC Dry Contact I/O Card for UPS Sensors, Output Relays, Input Contacts AP9614

Brand: APC
Type: Accessories
Model #:

$501^.69 –
More options from $477.22 - $501.69
Free Shipping

Compare

Quick View

9vdc (9 volt DC) Relay - DPDT PCB 8-Pin Mount - Non-Latching Non-Polarized Electronic Low Signal High Sensitivity Relay Module for DIY Electronics and Arduino

Model #: SRC9VDCSH

$16^.48 –
Free Shipping

Compare

Quick View

5vdc (5 volt DC) Relay - DPDT PCB 8-Pin Mount - Non-Latching Non-Polarized Electronic Low Signal High Sensitivity Relay Module for DIY Electronics and Arduino

Model #: SRC5VDCSH

$14^.23 –
Free Shipping

Compare

Quick View

KEHIPI 2PCS 24V Relay Module with Optocoupler Isolation Support High and Low Level Trigger Relay Red Board (8 Channel 24 Relay)

Model #: 8 Channel 24V

$50^.98 –
Free Shipping

Compare

Quick View

KEHIPI 2PCS 12V Relay Module With Optocoupler Isolation - High and Low Level Trigger - Red Board (8 Channel)

Model #: 8 Channel 12V

$29^.98 –
Free Shipping

Compare

Quick View

2 Channel Support Modbus TCP Protocol Dc 5V Relay Module, 3.2 X 2 X 1.2Inch Network Relay, TCP Client and Udp Mode for Smart Home MultiClient Use

Model #: 9158154860610

$92^.84 –
More options from $92.84 - $185.67
Free Shipping

Compare

Quick View

2 Channel Serial Port Relay Module DC 12V PC Computer USB RS232 DB9 RS485 UART Remote Control Switch Board for Smart Home (4)

Model #: CLAWB0C1GK6Q6Q

$116^.98 –
Free Shipping

Compare

Quick View

PoE Texas 8 Channel PoE-Enabled Relay Controller - 8 Channel Output + 8 Channel Input Network PoE Powered Relay Module - DIY Easy to Program Smart Relay Switch - Office and Home Automation Hubs

Model #: WUQ4548562121

$581^.03 –
Free Shipping

Compare

Quick View

KEHIPI DC 12V Programmable Multifunction Time Delay Relay Module with Segment LEDs Display for Smart Home, Automatic Control (Pack of 2)

Model #: U6030

$50^.98 –
Free Shipping

Compare

Quick View

Development Board 4 Way Relay Module, Programmable, Resettable, DC5-60V Power Supply, for Smart House Control

Model #: 636031981324

$80^.09 –
More options from $80.09 - $95.79
Free Shipping

Compare

Quick View

Waveshare 8-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits, Industrial Grade Rail-Mount Case

Model #: BZ59-3871

$136^.62 –
More options from $136.62 - $138.12
Free Shipping

Compare

Quick View

2pcs DC 24V 1 Channel Relay Module with OPTO Isolation Support High or Low Level Trigger

Model #: C22J-X-226056

$38^.98 –
More options from $38.98 - $43.18
Free Shipping

Compare

Quick View

JVFYI ATP-Power Relay Board Expansion Module with Dual Cooling Fan Auto Color Changing LED for A+ 3A+ B+ 2B 3B 3B+ 4B

Model #: C2JG-1208010

$42^.99 –
More options from $42.99 - $46.46
Free Shipping

Compare

Quick View

Phoenix DC Relay Module Compact 24V PLC-RSC-24 DC/21 - Rail-Type

Model #: A9Y1-0927-31

$82^.65 –
Free Shipping

Compare

Quick View

5V USB Relay with Optocoupler Isolation Industrial Grade Support UART Serial Port Signal Control NO/COM/NC Load 2 Channel Relay

Model #: 604721825999

$98^.79 –
Free Shipping

Compare

Quick View

KNACRO 8-Channel Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 8-Channel)

Model #: 9344026597900

$95^.98 –
Free Shipping

Compare

Quick View

8-CH Relay Module via Ethernet with Digital Input, Adopt Modbus RTU/Modbus TCP Protocol, Supports PoE Power Supply/DC Power Port/Screw Terminal/DC 7~36V Wide Range Power Input

Model #: 9359014177385

$141^.59 –
More options from $141.59 - $187.58
Free Shipping

Compare

Quick View

KEHIPI DC 12V Programmable Time Delay Relay Module with Metal Enclosure, On Delay and Off Delay Timer for Automobile, Raspberry Pi, Industrial Control, and Other Automatic Control Projects

Model #: w2423

$44^.98 –
Free Shipping

Compare

Quick View

KEHIPI DC 5V 12V 24V Programmable Multifunction Time Delay Relay Module, On Delay and Off Delay 0.1s to 270h Timer with Segment LEDs Display for Smart Home, Automatic Control

Model #: U603042

$34^.48 –
Free Shipping

Compare

Quick View

Pinhaijing LAN Ethernet 2 Way Relay Board Delay Switch TCP/UDP Controller Module Web Server

Model #: 652843010113

$88^.47 –
Free Shipping

Compare

Quick View

Industrial 6-Channel ESP32-S3 WiFi Relay Module, Supports WiFi/Bluetooth/RS485 Controll, Onboard RS485 / Pico HAT Interfaces, for Expanding RTC/CAN / RS232 / LoRa/Sensor, etc.

Model #: 652843906812

$113^.97 –
Free Shipping

Compare

Quick View

JESSINIE 2Pcs ESP8266 ESP-12F WiFi Single Relay Module ESP DC5-80V Wireless Controller Relay Module Board ESP-12F for IOT Smart Home APP

Model #: 592395321537

$74^.97 –
Free Shipping

Compare

Quick View

DEVMO 12V 16-Channel Relay Interface Board Module Optocoupler LED LM2576 Power Compatible with Ar-duino DIY Kit PiC ARM AVR

Model #: 884945151344

$74^.97 –
Free Shipping

Compare

Quick View

3-32V DC to 24-480V AC SSR-80DA Output Single Phase Solid State Relay DC to AC Relay LSSR-3-80DA

Model #: C601-042859

$149^.90 –
Free Shipping

Compare

Quick View

Waveshare Industrial 8-Channel ESP32-S3 WiFi Relay Module, Onboard Isolated CAN Interface, Built-in Xtensa 32-bit LX7 Dual-core Processor, Up to 240MHz, with Multiple Isolation Protection Circuits

Model #: 508922725389

$185^.67 –
More options from $185.67
Free Shipping

Compare

Quick View

Phoenix ECOR-1-BSC3/2X21 - Relay Base

Model #: A9Y1-0928-92

$38^.36 –
Free Shipping

Compare

Quick View

waveshare 8-CH Modbus RTU Relay Module with RS485 Interface, Modbus RTU Protocol, 7~36V Power Supply, Multi Isolation Protection Circuits Such as Power Isolation, Magnetical Isolation, TVS Diode etc.

Model #: 9550675442496

$115^.48 –
More options from $115.48 - $122.98
Free Shipping

Compare

Quick View

Waveshare Industrial Modbus RTU 8-ch Relay Module (E) with RS485, 30A High Current, Multi Isolation Protection, Optocoupler Isolation, Flyback Diode Protection, Rail-Mounted Case.

Model #: 683491599088

$196^.19 –
More options from $196.19
Free Shipping

Compare

Quick View

Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators, Multi Isolation Protection Circuits, Industrial Grade Rail-Mount Case

Model #: 124184301415

$136^.32 –
More options from $134.80 - $136.32
Free Shipping

Compare

Quick View

Protection 63A 220V Din Rail Adjustable Voltage Protector Relay with Over Current Protection (Size : 63A 220V)

Model #:

$38^.74 –
Free Shipping

Compare

Quick View

DEVMO 8 Channel DC 5V Relay Module Board, (2PACK) Electrical Equipments 8-Ch Optocoupler Compatible with PIC AVR DSP ARM MCU PLC Smart Home Control Switch

Model #: 884945143226

$70^.47 –
Free Shipping

Compare

Quick View

Phoenix Relay Module PLC-RPT-24DC/21

Model #: A9Y1-0928-97

$83^.55 –
Free Shipping

Compare

Quick View

Phoenix ECOR-2-BSC3/4X21 - Relay Base

Model #: A9Y1-0928-88

$37^.42 –
Free Shipping

Compare

Quick View

Waveshare Industrial 8-Channel ESP32-S3 WiFi Relay Module, Isolated RS485 Interface, Xtensa 32-bit LX7 Dual-core Processor, 240MHz, Multiple Isolation Protection Circuits, PoE Ethernet Port

Model #: 477915996146

$187^.48 –
More options from $187.48 - $188.98
Free Shipping

Compare

Quick View

Industrial 8-Ch ESP32-S3 WiFi Relay Module, Onboard RS485, Digital Input, Relay, Ethernet Port and Multiple Isolation Protection Circuits, Supports RS485 and Bluetooth/WiFi Remote Control

Model #: 652843974231

$172^.47 –
Free Shipping

Compare