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 Accessibility Statement
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
0
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 (6,000+ items) - Page 132

Dwyer Instruments Dual channel leak detection relay, 10k to 25k ohm adjustable. DLD-ACY
Dwyer Instruments

Dual channel leak detection relay, 10k to 25k ohm adjustable.

Zoro # G810390596
Mfr # DLD-ACY
product price:  $441.99
/ea
Siemens Timing relay Multifunction with painted PCB 2 change-over contacts 3RP2505-2BW30-0AX0
Siemens

Timing relay Multifunction with painted PCB 2 change-over contacts

Zoro # G316041244
Mfr # 3RP2505-2BW30-0AX0
product price:  $284.99
/ea
Sold in mult. of 2 for $569.98
Phoenix Contact PLC-RPT-120UC/21-21AU PLC-INTERFACE 2900342
Phoenix Contact

PLC-RPT-120UC/21-21AU PLC-INTERFACE

Zoro # G316105045
Mfr # 2900342
product price:  $51.99
/ea
Sold in mult. of 10 for $519.90
Phoenix Contact PLC-RPT- 24DC/21AU/MS PLC-INTERFACE 2909672
Phoenix Contact

PLC-RPT- 24DC/21AU/MS PLC-INTERFACE

Zoro # G816105064
Mfr # 2909672
product price:  $42.25
/ea
Sold in mult. of 10 for $422.50
Phoenix Contact PLC-BSC-230UC/21/SO46 6.2 mm PLC basic 2980335
Phoenix Contact

PLC-BSC-230UC/21/SO46 6.2 mm PLC basic

Zoro # G416105198
Mfr # 2980335
product price:  $32.65
/ea
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-460 V / 110 V DC 3RF2330-2DA64
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-460 V / 110 V DC

Zoro # G515874889
Mfr # 3RF2330-2DA64
product price:  $181.99
/ea
Sold in mult. of 3 for $545.97
Phoenix Contact PLC-RPT- 24UC/2X21/FG PLC-INTERFACE 2910539
Phoenix Contact

PLC-RPT- 24UC/2X21/FG PLC-INTERFACE

Zoro # G116104965
Mfr # 2910539
product price:  $82.39
/ea
Sold in mult. of 10 for $823.90
Square D Hub Zinc 075 Inch Watertite H075
Square D

Hub Zinc 075 Inch Watertite

Zoro # G0862919
Mfr # H075
product price:  $71.59
/ea
Phoenix Contact OPT-24DC/ 24DC/ 5 Plug-in miniature 2982100
Phoenix Contact

OPT-24DC/ 24DC/ 5 Plug-in miniature

Zoro # G016093000
Mfr # 2982100
product price:  $46.29
/ea
Sold in mult. of 10 for $462.90
Phoenix Contact PLC-RSC- 24DC/ 1ICT/ACT PLC-INTERFACE 1078680
Phoenix Contact

PLC-RSC- 24DC/ 1ICT/ACT PLC-INTERFACE

Zoro # G116104927
Mfr # 1078680
product price:  $38.15
/ea
Sold in mult. of 10 for $381.50
Phoenix Contact PLC-BSC- 24DC/ 1/SEN 6.2 mm PLC basic 2966061
Phoenix Contact

PLC-BSC- 24DC/ 1/SEN 6.2 mm PLC basic

Zoro # G216105121
Mfr # 2966061
product price:  $19.69
/ea
Sold in mult. of 10 for $196.90
Phoenix Contact PLC-RSC- 48DC/21-21AU PLC-INTERFACE 2967280
Phoenix Contact

PLC-RSC- 48DC/21-21AU PLC-INTERFACE

Zoro # G116105092
Mfr # 2967280
product price:  $51.79
/ea
Sold in mult. of 10 for $517.90
Phoenix Contact PLC-RPT- 24DC/21/MS PLC-INTERFACE 2909667
Phoenix Contact

PLC-RPT- 24DC/21/MS PLC-INTERFACE

Zoro # G216105152
Mfr # 2909667
product price:  $29.15
/ea
Sold in mult. of 10 for $291.50
Noark Safety control relay - 1321924 - Ex9RCA - 120Vac coil - 3NO+1NC aux. contacts EX9RCA31G
Noark

Safety control relay - 1321924 - Ex9RCA - 120Vac coil - 3NO+1NC aux. contacts

Zoro # G222704738
Mfr # EX9RCA31G
product price:  $110.99
/ea
Phoenix Contact PLC-OSC- 24DC/ 24DC/ 2 PLC-INTERFACE 2966634
Phoenix Contact

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

Zoro # G016105079
Mfr # 2966634
product price:  $51.95
/ea
Sold in mult. of 10 for $519.50
Phoenix Contact PLC-RPT-120UC/21AU/MS PLC-INTERFACE 2909674
Phoenix Contact

PLC-RPT-120UC/21AU/MS PLC-INTERFACE

Zoro # G216105114
Mfr # 2909674
product price:  $53.25
/ea
Sold in mult. of 10 for $532.50
Phoenix Contact RIF-2-RPT-LV-230AC/2X21 Pre-assembled 2903310
Phoenix Contact

RIF-2-RPT-LV-230AC/2X21 Pre-assembled

Zoro # G216087489
Mfr # 2903310
product price:  $18.99
/ea
Sold in mult. of 10 for $189.90
Lovato Control Relay With Control Cir Ac And Dc, Bg00 Type, Dc Coil,  11BG0022D024
Lovato

Control Relay With Control Cir Ac And Dc, Bg00 Type, Dc Coil,

Zoro # G022708011
Mfr # 11BG0022D024
product price:  $195.99
/ea
Phoenix Contact DIN Rail, General Purpose Relay, 10 A, Screw 2967659
Phoenix Contact

DIN Rail, General Purpose Relay, 10 A, Screw

Zoro # G016105161
Mfr # 2967659
product price:  $47.99
/ea
No Product Image Available
Finder

SSR Module, 24VDC In, 1.5 - 24 VDC Out, 10PK

Zoro # G112185487
Mfr # 38.91.7.024.9024
product price:  $637.99
/pk 10, $63.80/ea
Phoenix Contact PLC-RSC-125DC/21AU PLC-INTERFACE 2980034
Phoenix Contact

PLC-RSC-125DC/21AU PLC-INTERFACE

Zoro # G016104973
Mfr # 2980034
product price:  $49.75
/ea
Sold in mult. of 10 for $497.50
No Product Image Available
Omron

DIN Rail, Temp Monitoring Relay, 5 A, 12 Pins, Screw

Zoro # G008664522
Mfr # K8AK-TH11S 24VAC/DC
product price:  $286.99
/ea
Phoenix Contact PLC-RSC-230UC/21/MS PLC-INTERFACE 2909653
Phoenix Contact

PLC-RSC-230UC/21/MS PLC-INTERFACE

Zoro # G116105108
Mfr # 2909653
product price:  $36.25
/ea
Sold in mult. of 10 for $362.50
Phoenix Contact REL-PR3- 24AC/3X21 Plug-in high-power 2903703
Phoenix Contact

REL-PR3- 24AC/3X21 Plug-in high-power

Zoro # G116087343
Mfr # 2903703
product price:  $18.79
/ea
Square D Hub Zinc 100 Inches Watertite H100
Square D

Hub Zinc 100 Inches Watertite

Zoro # G0862900
Mfr # H100
product price:  $69.89
/ea
No Product Image Available
Omron

DIN Rail, Slim General Purpose Relay, 6 A, Screw

Zoro # G209920168
Mfr # G2RV-ST700 AC/DC24
product price:  $39.29
/ea
Phoenix Contact PLC-BSC-230UC/21-21 14 mm PLC basic 2967044
Phoenix Contact

PLC-BSC-230UC/21-21 14 mm PLC basic

Zoro # G016105017
Mfr # 2967044
product price:  $38.89
/ea
Sold in mult. of 10 for $388.90
Phoenix Contact PLC-RSC-120UC/21-21/EX PLC-INTERFACE 2909511
Phoenix Contact

PLC-RSC-120UC/21-21/EX PLC-INTERFACE

Zoro # G216105091
Mfr # 2909511
product price:  $43.89
/ea
Sold in mult. of 10 for $438.90
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2340-1BA24
Siemens

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

Zoro # G415874903
Mfr # 3RF2340-1BA24
product price:  $149.99
/ea
Sold in mult. of 3 for $449.97
Siemens Solid State Relay, 1 Phase, Screw, Panel Mount 3RF2370-1BA04
Siemens

Solid State Relay, 1 Phase, Screw, Panel Mount

Zoro # G515855093
Mfr # 3RF2370-1BA04
product price:  $394.99
/ea
Sold in mult. of 2 for $789.98
Siemens Solid-state contactor 1-phase 3RF2 AC 15 / 27.5 A / 40 °C 48-460 V / 24 V 3RF2370-3BA04
Siemens

Solid-state contactor 1-phase 3RF2 AC 15 / 27.5 A / 40 °C 48-460 V / 24 V

Zoro # G415855247
Mfr # 3RF2370-3BA04
product price:  $306.99
/ea
Sold in mult. of 2 for $613.98
Murrelektronik EUROCARD HOLDER, SKP 32/2-F(b+z)-FK, mounting rail / spring clamp 6652041
Murrelektronik

EUROCARD HOLDER, SKP 32/2-F(b+z)-FK, mounting rail / spring clamp

Zoro # G600533547
Mfr # 6652041
product price:  $71.95
/ea
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2310-1BA26
Siemens

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

Zoro # G615855092
Mfr # 3RF2310-1BA26
product price:  $159.99
/ea
Sold in mult. of 3 for $479.97
Siemens Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount 3RF2330-3AA22
Siemens

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

Zoro # G515855062
Mfr # 3RF2330-3AA22
product price:  $171.99
/ea
Sold in mult. of 4 for $687.96
Siemens coupling contactor relay 2 NO + 2 NC 3RH2122-1KJ80
Siemens

coupling contactor relay 2 NO + 2 NC

Zoro # G515960971
Mfr # 3RH2122-1KJ80
product price:  $65.65
/ea
Sold in mult. of 6 for $393.90
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 9.2 A / 40 Degrees C 48-480 V / 24 V DC 3RF3410-2BB04
Siemens

Solid-state contactor 3-phase 3RF3 AC 53 / 9.2 A / 40 Degrees C 48-480 V / 24 V DC

Zoro # G815855311
Mfr # 3RF3410-2BB04
product price:  $346.99
/ea
Sold in mult. of 2 for $693.98
Electrical Relays (6,000+ items) - Page 132
  • First
  • Previous
  • 132
    of 177 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 TimersSensor Cordsets & ReceptaclesElectronic Timers
dayton time relayplug-in general purpose relayplug-in general purposecoil 24vmonitoring relay phase
24v ac relay spdtanalog monitoring relayoff delay timer relayelectrical pin connectors3" saddle clamp

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
  • Tax Exemption

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