Skip to main content

HelloSelect address

Menu

Newegg Business

Your Browsing History

Home
Automotive & Tools
Generators & Electrical Supplies
Relays
Search Results: "rail"

Relays

Did You Find It? Save this search

Brands

Shelly
WaveShare
Enfain
Electrotech Sales Group, LLC
TaoTao
Osprey

BESIGN
RUOCLRIS

Show More

Price

to

$25 - $50
$50 - $75
$75 - $100
$100 - $200
$300 - $400

Type

Relay Sockets
Relays

Useful Links

Direct from Manufacturer
Free Shipping
Volume Savings

Search Within:

Page 1/1

Sort By:Featured Items

View:36

Shelly Pro 3EM (120A) | Wi-Fi & Bluetooth 3-Phase Smart Energy Meter | 2-Way Consumption | Compatible with Google Home & Alexa | iOS & Android App | No Hub Required | Home Automation

Shelly Pro 3EM (120A) | Wi-Fi & Bluetooth 3-Phase Smart Energy Meter | 2-Way Consumption | Compatible with Google Home & Alexa | iOS & Android App | No Hub Required | Home Automation

Brand: Shelly
Parts: 2 Years
Model #: Pro 3EM

$154^.99 –
Free Shipping

Available Direct from Shelly

Available Direct from Shelly

This product is sold direct from the manufacturer.

Compare

Shelly Pro 2PM | Wi-Fi, Bluetooth & LAN | Professional 2-channels DIN rail smart relay | up to 25A with power metering | Compatible with Google Home & Alexa | iOS & Android App | Home Automation

Shelly Pro 2PM | Wi-Fi, Bluetooth & LAN | Professional 2-channels DIN rail smart relay | up to 25A with power metering | Compatible with Google Home & Alexa | iOS & Android App | Home Automation

Brand: Shelly
Parts: 2 Years
Model #: Pro 2PM

$119^.99 –
Free Shipping

Available Direct from Shelly

Available Direct from Shelly

This product is sold direct from the manufacturer.

Compare

Shelly Pro 2 | Professional 3-channels DIN rail smart relay switch | up to 25A | Wi-Fi, Bluetooth & LAN | Compatible with Google Home & Alexa | iOS & Android App | Lights Automation

Shelly Pro 2 | Professional 3-channels DIN rail smart relay switch | up to 25A | Wi-Fi, Bluetooth & LAN | Compatible with Google Home & Alexa | iOS & Android App | Lights Automation

Brand: Shelly
Parts: 2 Years
Model #: Pro 2

$84^.99 –
Free Shipping

Available Direct from Shelly

Available Direct from Shelly

This product is sold direct from the manufacturer.

Compare

Shelly Pro 3EM (400A) | WiFi & Bluetooth 3-Phase Smart Energy Meter | 2-Way Consumption | Compatible with Google Home & Alexa | iOS & Android App | No Hub Required | Home Automation

Shelly Pro 3EM (400A) | WiFi & Bluetooth 3-Phase Smart Energy Meter | 2-Way Consumption | Compatible with Google Home & Alexa | iOS & Android App | No Hub Required | Home Automation

Model #: 3800235268117

$329^.99 –
Free Shipping

Direct from Shelly

Direct from Shelly

This product is sold direct from the manufacturer.

Compare

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.

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

$129^.59 –
More options from $129.49 - $130.79
Free Shipping

Compare

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

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

Limited time offer, ends 07/14

Model #: 124184275181

$86^.99 –
More options from $86.99 - $93.75
Free Shipping

Volume Discounts:$85.59 - $86.99

Compare

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

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

Model #: A9Y1-0927-31

$54^.90 –
Free Shipping

Compare

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

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

$90^.28 –
More options from $89.28 - $91.88
Free Shipping

Compare

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

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

$90^.39 –
More options from $90.39 - $97.99
Free Shipping

Compare

Phoenix Relay Module PLC-RPT-24DC/21

Phoenix Relay Module PLC-RPT-24DC/21

Model #: A9Y1-0928-97

$55^.50 –
Free Shipping

Compare

Shelly Pro 3EM Switch Add-On | Add-On Pro 3EM Dry Contacts DIN Rail Mounting | Home Automation | iOS Android app | No Hub Required | Solar Panels | Wind Turbines

Shelly Pro 3EM Switch Add-On | Add-On Pro 3EM Dry Contacts DIN Rail Mounting | Home Automation | iOS Android app | No Hub Required | Solar Panels | Wind Turbines

Model #: 667372944501ate18

$34^.99 –
Free Shipping

Compare

Shelly Pro 1 | Wi-Fi, Bluetooth & LAN, 1-channel DIN Rail Smart Relay Switch | Compatible with Google Home & Alexa | No Hub Required | Remote Control | Timer Schedule | Dry Contacts | Home Automation

Shelly Pro 1 | Wi-Fi, Bluetooth & LAN, 1-channel DIN Rail Smart Relay Switch | Compatible with Google Home & Alexa | No Hub Required | Remote Control | Timer Schedule | Dry Contacts | Home Automation

Parts: 2 Years
Model #: Pro 1

$69^.99 –
$5.00 Shipping

Compare

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

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

Limited time offer, ends 07/14

Model #: 124184301415

$84^.99 –
More options from $84.99 - $90.08
Free Shipping

Volume Discounts:$83.59 - $84.99

Compare

Waveshare Industrial 8-Ch Analog Output Module, 12-Bit DA Conversion, Supports 8-Ch Simultaneous Current Output, DC 7~36V Wide Voltage Power Supply, Modbus RTU Protocol, Rail-Mount Support

Waveshare Industrial 8-Ch Analog Output Module, 12-Bit DA Conversion, Supports 8-Ch Simultaneous Current Output, DC 7~36V Wide Voltage Power Supply, Modbus RTU Protocol, Rail-Mount Support

Model #: 9391048876674

$61^.79 –
More options from $61.79
Free Shipping

Compare

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

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

Model #:

$27^.48 –
More options from $27.48
Free Shipping

Compare

Shelly Pro 3 | Professional 3-channels DIN rail smart relay switch | up to 48A | Wi-Fi, Bluetooth & LAN | Compatible with Google Home & Alexa | iOS & Android App | Home & Facility Automation

Shelly Pro 3 | Professional 3-channels DIN rail smart relay switch | up to 48A | Wi-Fi, Bluetooth & LAN | Compatible with Google Home & Alexa | iOS & Android App | Home & Facility Automation

Parts: 2 Years
Model #: Pro 3

$109^.99 –
$5.00 Shipping

Volume Discounts:$109.49 - $109.99

Compare

Shelly Pro 1PM | Wi-Fi, Bluetooth & LAN |1-Channel Smart Relay Switch | Power Metering | Compatible with Google Home & Alexa | iOS & Android App | Home & Facility Automation

Shelly Pro 1PM | Wi-Fi, Bluetooth & LAN |1-Channel Smart Relay Switch | Power Metering | Compatible with Google Home & Alexa | iOS & Android App | Home & Facility Automation

Brand: Shelly
Parts: 2 Years
Model #: Pro 1PM

$89^.99 –
$5.00 Shipping

Volume Discounts:$89.49 - $89.99

Compare

115V DC 4-POLE RELAY-5 AMPS 14 PIN

115V DC 4-POLE RELAY-5 AMPS 14 PIN

Type: Relays
Model #: 749569265320

$41^.10 –
Free Shipping

Compare

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.

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

$70^.99 –
$5.00 Shipping

Compare

Linovision Industrial Gigabit 90W POE++ Splitter with IEEE802.3bt PoE and DC 5/9/12/24V Output, Din Rail Mounting, Power Supply for PTZ Cameras, Access Control Systems

Linovision Industrial Gigabit 90W POE++ Splitter with IEEE802.3bt PoE and DC 5/9/12/24V Output, Din Rail Mounting, Power Supply for PTZ Cameras, Access Control Systems

Model #: 324589309805

$125^.99 –
$5.00 Shipping

Compare

24V DC 4-POLE RELAY-5 AMPS 14 PIN

24V DC 4-POLE RELAY-5 AMPS 14 PIN

Type: Relays
Model #: 749569265313

$45^.81 –
Free Shipping

Compare

14 PIN SOCKET FOR C9/A41 RELAYS

14 PIN SOCKET FOR C9/A41 RELAYS

Type: Relay Sockets
Model #: 749569265337

$26^.86 –
Free Shipping

Compare

Page 1/1

Any questions? Our AI beta will help you find out quickly.

Try me now

Did You Find It?

Deals Just For You

Sign up to receive exclusive offers in your inbox.

clear text

View Latest Email Deals

Download Our APP

Enter your phone number and we'll send you a download link.

+1

OR

Shop on Newegg APP

Scan the QR code to download App

Scan this code with your phone's camera.

Customer Service

Help Center
Track an Order
Return an Item
Return Policy
Privacy & Security
Feedback

My Account

Login/Register
Browsing History
Order History
Returns History
Address Book
Wish Lists
My Build Lists
My Build Showcase
Email Notifications
Subscriptions Orders
Auto Notifications

Company Information

About Newegg
Investor Relations
Media Center
Newegg Student Internship Program
Gamer Zone
Press Inquiries
Newegg Careers
Newegg Insider
Calif. Transparency
in Supply Chains Act

Tools & Resources

Become a supplier
Sell on Newegg.com
For Your Business
Newegg Partner Services
Become an Affiliate
Newegg Creators
Site Map
Shop by Brand
Rebates
Mobile Apps
ChatGPT App
Student Discount
Newegg Store Credit Card
Build Showcases
Progressive Leasing
Trade In

Shop Our Brands

Newegg Business
Newegg Global
ABS
Rosewill

© 2000-2026 Newegg Inc. All rights reserved.

Terms & Conditions Privacy PolicyCookie Settings

Reddit
Facebook
X
Instagram
LinkedIn
Pinterest
YouTube
Twitch
Discord
Tiktok

Compare Items

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

Messages