Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us
Added to Cart
Skip to Main Content
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Customer Service
Cart Icon
0
Cart Icon
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Electrical Supplies
  4. /
  5. Industrial Electrical Controls & Automation
  6. /
  7. Electrical Switches & Relays
  8. /
  9. Electrical Relays

Electrical Relays (6,500+ items) - Page 131

Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-460 V / 24 V 3RF2330-1AA14
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-460 V / 24 V

Zoro # G215874899
Mfr # 3RF2330-1AA14
product price:  $140.99
/ea
Sold in mult. of 4 for $563.96
Siemens coupling contactor relay 2 NO + 2 NC 3RH2122-1KE40
Siemens

coupling contactor relay 2 NO + 2 NC

Zoro # G615960970
Mfr # 3RH2122-1KE40
product price:  $65.65
/ea
Sold in mult. of 6 for $393.90
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2340-1BA04
Siemens

Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount

Zoro # G815874909
Mfr # 3RF2340-1BA04
product price:  $168.99
/ea
Sold in mult. of 3 for $506.97
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 40 A / 40 °C 48-460 V / 24 3RF2340-1DA04-0KN0
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 40 A / 40 °C 48-460 V / 24

Zoro # G815874862
Mfr # 3RF2340-1DA04-0KN0
product price:  $215.99
/ea
Sold in mult. of 3 for $647.97
Phoenix Contact DEK-OE-120AC/ 48DC/100 Input 2941659
Phoenix Contact

DEK-OE-120AC/ 48DC/100 Input

Zoro # G516087776
Mfr # 2941659
product price:  $230.99
/ea
Murrelektronik MIRO SAFE+ E 24, 24 VAC/DC - 4 N/O contact / 2 N/C contact, 22, 5 mm spring clamps 3000-33113-3020075
Murrelektronik

MIRO SAFE+ E 24, 24 VAC/DC - 4 N/O contact / 2 N/C contact, 22, 5 mm spring clamps

Zoro # G200617876
Mfr # 3000-33113-3020075
product price:  $742.99
/ea
Siemens Current/voltage measuring module V2 Set current 0.3. 4 A 3UF7110-1AA01-0
Siemens

Current/voltage measuring module V2 Set current 0.3. 4 A

Zoro # G416314866
Mfr # 3UF7110-1AA01-0
product price:  $560.99
/ea
Siemens Coupling relay in industrial enclosure 1 changeover contact Wide voltage 3RQ2000-2AW00
Siemens

Coupling relay in industrial enclosure 1 changeover contact Wide voltage

Zoro # G715960979
Mfr # 3RQ2000-2AW00
product price:  $87.75
/ea
Sold in mult. of 6 for $526.50
Siemens coupling contactor relay 2 NO + 2 NC 3RH2122-2KF40-1AA0
Siemens

coupling contactor relay 2 NO + 2 NC

Zoro # G415960965
Mfr # 3RH2122-2KF40-1AA0
product price:  $74.15
/ea
Sold in mult. of 6 for $444.90
Murrelektronik MIRO SAFE+ SWITCH BCS L 24, 24 VAC/DC - 3 N/O contact / 1 N/C contact, 22, 5 mm screw clamps 3000-33113-3020020
Murrelektronik

MIRO SAFE+ SWITCH BCS L 24, 24 VAC/DC - 3 N/O contact / 1 N/C contact, 22, 5 mm screw clamps

Zoro # G300617936
Mfr # 3000-33113-3020020
product price:  $671.99
/ea
Siemens Current measuring module Set current 20.200 A overall width 120 mm 3UF7103-1AA00-0
Siemens

Current measuring module Set current 20.200 A overall width 120 mm

Zoro # G515870225
Mfr # 3UF7103-1AA00-0
product price:  $698.99
/ea
Murrelektronik Mico Pro electronic circuit protection, 1 channel, IN: 24 V DC OUT: 24 V DC / 2 A 9000-41011-0200000
Murrelektronik

Mico Pro electronic circuit protection, 1 channel, IN: 24 V DC OUT: 24 V DC / 2 A

Zoro # G200533763
Mfr # 9000-41011-0200000
product price:  $98.99
/ea
Phoenix Contact RIF-RC-12-24 UC Plug-in module for 2900949
Phoenix Contact

RIF-RC-12-24 UC Plug-in module for

Zoro # G216087335
Mfr # 2900949
product price:  $3.89
/ea
Sold in mult. of 10 for $38.90
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2310-1AA06
Siemens

Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount

Zoro # G215855218
Mfr # 3RF2310-1AA06
product price:  $142.99
/ea
Sold in mult. of 4 for $571.96
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-460 V / 24 3RF2330-1DA04-0KN0
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-460 V / 24

Zoro # G715874870
Mfr # 3RF2330-1DA04-0KN0
product price:  $189.99
/ea
Sold in mult. of 3 for $569.97
Murrelektronik MB CAP ULTRA BUFFER MODUL, IN: 20, 4-26, 4VDC OUT:23VDC/3A for max.1A/21S 85460
Murrelektronik

MB CAP ULTRA BUFFER MODUL, IN: 20, 4-26, 4VDC OUT:23VDC/3A for max.1A/21S

Zoro # G300533663
Mfr # 85460
product price:  $1,097.99
/ea
Murrelektronik MB REDUNDANCY BALANCE, IN: 24VDC/2x20ADC OUT: 24V/20-40ADC 85496
Murrelektronik

MB REDUNDANCY BALANCE, IN: 24VDC/2x20ADC OUT: 24V/20-40ADC

Zoro # G800533705
Mfr # 85496
product price:  $511.99
/ea
Siemens Current monitoring relay for IO-Link can be mounted to Contactor 3RR2442-2AA40
Siemens

Current monitoring relay for IO-Link can be mounted to Contactor

Zoro # G715870230
Mfr # 3RR2442-2AA40
product price:  $522.99
/ea
Siemens Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm 3RF2130-1BA04
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm

Zoro # G215918999
Mfr # 3RF2130-1BA04
product price:  $93.29
/ea
Sold in mult. of 6 for $559.74
Phoenix Contact PLC-RPT-230UC/21-21 PLC-INTERFACE 2900336
Phoenix Contact

PLC-RPT-230UC/21-21 PLC-INTERFACE

Zoro # G816105194
Mfr # 2900336
product price:  $52.49
/ea
Sold in mult. of 10 for $524.90
Siemens Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount 3RF2350-3AA04
Siemens

Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount

Zoro # G615874871
Mfr # 3RF2350-3AA04
product price:  $211.99
/ea
Sold in mult. of 3 for $635.97
Te Connectivity PCB, PCB Relay, 1 A, Long Lead 1-1617121-6
Te Connectivity

PCB, PCB Relay, 1 A, Long Lead

Zoro # G400974755
Mfr # 1-1617121-6
product price:  $84.19
/ea
Sold in mult. of 56 for $4,714.64
Phoenix Contact PLC-OSC-125DC/ 24DC/ 2 PLC-INTERFACE 2980050
Phoenix Contact

PLC-OSC-125DC/ 24DC/ 2 PLC-INTERFACE

Zoro # G316104932
Mfr # 2980050
product price:  $87.55
/ea
Sold in mult. of 10 for $875.50
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 10 A / 40 Degrees C 48-460 V / 110-230 3RF2310-2AA24
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 10 A / 40 Degrees C 48-460 V / 110-230

Zoro # G615874901
Mfr # 3RF2310-2AA24
product price:  $171.99
/ea
Sold in mult. of 4 for $687.96
Phoenix Contact DEK-OV- 5DC/ 24DC/ 10 Power solid-state 2961752
Phoenix Contact

DEK-OV- 5DC/ 24DC/ 10 Power solid-state

Zoro # G516087790
Mfr # 2961752
product price:  $223.99
/ea
Murrelektronik MIRO SAFE+ SWITCH ECOA 24, 24 VAC/DC - 2 N/O contact /1 PLC output, 22, 5 mm screw clamps 3000-33113-3020005
Murrelektronik

MIRO SAFE+ SWITCH ECOA 24, 24 VAC/DC - 2 N/O contact /1 PLC output, 22, 5 mm screw clamps

Zoro # G400617928
Mfr # 3000-33113-3020005
product price:  $671.99
/ea
Phoenix Contact DEK-OE- 24DC/ 5DC/100KHZ-G Input 2964364
Phoenix Contact

DEK-OE- 24DC/ 5DC/100KHZ-G Input

Zoro # G616087782
Mfr # 2964364
product price:  $245.99
/ea
Siemens Coupling relay in industrial enclosure 3 changeover contacts Wide voltage 3RQ2000-1CW00
Siemens

Coupling relay in industrial enclosure 3 changeover contacts Wide voltage

Zoro # G215960981
Mfr # 3RQ2000-1CW00
product price:  $125.99
/ea
Sold in mult. of 4 for $503.96
Murrelektronik MIRO SAFE+ T 2 24, 24 VAC/DC - 3 NO  / 2 NO  delayed, 1 NC  / 3 plc , 45 mm spring clamps 3000-33113-3020060
Murrelektronik

MIRO SAFE+ T 2 24, 24 VAC/DC - 3 NO / 2 NO delayed, 1 NC / 3 plc , 45 mm spring clamps

Zoro # G800617863
Mfr # 3000-33113-3020060
product price:  $1,690.99
/ea
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-460 V / 4-30 V 3RF2330-1DA44
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-460 V / 4-30 V

Zoro # G515874872
Mfr # 3RF2330-1DA44
product price:  $179.99
/ea
Sold in mult. of 3 for $539.97
Siemens IEC Timing Relay with Off-Delay 3RA28121DW10
Siemens

IEC Timing Relay with Off-Delay

Zoro # G4287832
Mfr # 3RA28121DW10
product price:  $279.99
/ea
Siemens Solid State Relay, 1 Phase, Screw, Panel Mount 3RF2370-1BA06
Siemens

Solid State Relay, 1 Phase, Screw, Panel Mount

Zoro # G315855026
Mfr # 3RF2370-1BA06
product price:  $224.99
/ea
Sold in mult. of 2 for $449.98
Siemens Positively driven coupling relay in industrial enclosure 2 NO contacts / 2 3RQ1000-2HW00
Siemens

Positively driven coupling relay in industrial enclosure 2 NO contacts / 2

Zoro # G516041235
Mfr # 3RQ1000-2HW00
product price:  $256.99
/ea
Sold in mult. of 3 for $770.97
Murrelektronik MB CAP BUFFER MODULE, IN:23-30 VDC OUT:22-28VDC/20A for 200ms 85394
Murrelektronik

MB CAP BUFFER MODULE, IN:23-30 VDC OUT:22-28VDC/20A for 200ms

Zoro # G800533736
Mfr # 85394
product price:  $715.99
/ea
Murrelektronik WIRING ACCESSORIE 16 POLE, Cross-section: 1 sq mm, for MIRO 6, 2 with spring clamp 90977
Murrelektronik

WIRING ACCESSORIE 16 POLE, Cross-section: 1 sq mm, for MIRO 6, 2 with spring clamp

Zoro # G400533570
Mfr # 90977
product price:  $65.29
/ea
Siemens SIRIUS safety relay Basic unit Advanced series electronic enabling circuits 3SK1120-1AB40
Siemens

SIRIUS safety relay Basic unit Advanced series electronic enabling circuits

Zoro # G516039911
Mfr # 3SK1120-1AB40
product price:  $229.99
/ea
Sold in mult. of 2 for $459.98
Electrical Relays (6,500+ items) - Page 131
  • First
  • Previous
  • 131
    of 182 pages
  • Next
  • Last
How was your search?

About Electrical Relays

Electrical relays are an important component in a variety of electrical systems. They serve as switches that control the flow of electricity and provide protection for other components in the system. Electrical relays are used to control circuits and help prevent overloads or short circuits from occurring.

Types of Electrical Relays

There are many different types of electrical relays available, each designed for specific purposes. Some common types include latching relays, which maintain their state until reset; solid-state relays, which use semiconductor technology to control current flow; and general-purpose relays, which can be used for a variety of applications.

How Electrical Relays are Made

Electrical relays are typically made from metals such as copper or aluminum. Other materials such as plastics and rubber may also be used in the construction of electrical relays. Depending on the type, they may also contain magnets, coils, resistors, diodes or transistors.

Industries that use Electrical Relays

Electricity is essential to many industries and professions, so it's no surprise that electrical relays play an important role in these fields. Industries such as automotive manufacturing, aerospace engineering, telecommunications and power generation all rely on electric relay systems to keep their operations running smoothly.

Find the Electrical Relays You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of electrical supplies, along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

SwitchesElectrical Contactors & ContactsMotor Starters, Enclosures & AccessoriesMotor Overload RelaysProximity Sensors
Lighting PhotocontrolsSensor AccessoriesElectromechanical TimersSpring Wound TimersSensor Cordsets & Receptacles
one shot relayoff delay timer relaymounting snap tracksingle function time delaypneumatic reversing relay
plug-in general purposeplug-in general purpose relaycoil 24v3" saddle clampdouble pole relay

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research

Zoro, Inc

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc