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  5. Industrial Electrical Controls & Automation
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  7. Electrical Switches & Relays
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  9. Electrical Relays

Electrical Relays (6,500+ items) - Page 73

Siemens Semiconductor relay 1-phase 3RF2 Overall width 45 mm 3RF2050-1AA45
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 45 mm

Zoro # G015368512
Mfr # 3RF2050-1AA45
product price: 
$130.99
/ea
Sold in mult. of 5 for $654.95
Siemens Timing relay electronic slow-operating 1 change-over contact 3RP2511-1AW30
Siemens

Timing relay electronic slow-operating 1 change-over contact

Zoro # G016041230
Mfr # 3RP2511-1AW30
product price: 
$95.35
/ea
Sold in mult. of 5 for $476.75
Phoenix Relay Module 2814647
Phoenix

Relay Module

Zoro # G323561919
Mfr # 2814647
product price: 
$773.99
/ea
Copeland Compressor RELAY CURRENT KIT 940-0172-05
Copeland Compressor

RELAY CURRENT KIT

Zoro # G609944436
Mfr # 940-0172-05
product price: 
$40.29
/ea
Siemens Solid-state contactor 3-phase 3RF2 AC 51 / 40 A / 40 Degrees C 48-600 V / 230 V AC 3RF2440-1AB55
Siemens

Solid-state contactor 3-phase 3RF2 AC 51 / 40 A / 40 Degrees C 48-600 V / 230 V AC

Zoro # G515855079
Mfr # 3RF2440-1AB55
product price: 
$495.99
/ea
Sold in mult. of 2 for $991.98
Siemens Timing relay electronic with star-delta wye-delta function 1 NO delayed 3RP2574-1NW30
Siemens

Timing relay electronic with star-delta wye-delta function 1 NO delayed

Zoro # G016041209
Mfr # 3RP2574-1NW30
product price: 
$136.99
/ea
Sold in mult. of 4 for $547.96
Schneider Electric Miniature plug-in relay, 10 A, 3 CO, 230, 230V AC Coil Volts, 3 C/O RXM3AB1P7
Schneider Electric

Miniature plug-in relay, 10 A, 3 CO, 230, 230V AC Coil Volts, 3 C/O

Zoro # G100905424
Mfr # RXM3AB1P7
product price: 
$8.19
/ea
Sold in mult. of 10 for $81.90
Lovato 3Ph System Multifunction Pro- PMV50A575
Lovato

3Ph System Multifunction Pro-

Zoro # G622868559
Mfr # PMV50A575
product price: 
$885.99
/ea
Siemens switching relay with 1 NO contact for 230V AC 16A control 24V AC 5TT4201-2
Siemens

switching relay with 1 NO contact for 230V AC 16A control 24V AC

Zoro # G415963300
Mfr # 5TT4201-2
product price: 
$44.15
/ea
Sold in mult. of 9 for $397.35
Altech Industrial Relay, 120VAC ASR-E120AC
Altech

Industrial Relay, 120VAC

Zoro # G224490752
Mfr # ASR-E120AC
product price: 
$277.99
/ea
Kmc Controls P-E Switch 2-25Psi Spdt W/ Cover CCE-1001
Kmc Controls

P-E Switch 2-25Psi Spdt W/ Cover

Zoro # G815222762
Mfr # CCE-1001
product price: 
$194.99
/ea
Siemens electronic timing relay ON-delay 3RA2831-2DG10
Siemens

electronic timing relay ON-delay

Zoro # G815996847
Mfr # 3RA2831-2DG10
product price: 
$88.65
/ea
Sold in mult. of 5 for $443.25
Eaton Relays 110V  D2PR4A1-A2
Eaton

Relays 110V

Zoro # G121851014
Mfr # D2PR4A1-A2
product price: 
$6.25
/ea
Sold in mult. of 2 for $12.50
Schneider Electric VoltSensingRely, 8A, 24-240VAC/DC, 12Pin RM22UA22MR
Schneider Electric

VoltSensingRely, 8A, 24-240VAC/DC, 12Pin

Zoro # G3456373
Mfr # RM22UA22MR
product price: 
$143.99
/ea
Altech Industrial Relay, 230VAC, DIN Rail 900ELR-2-230V-CE
Altech

Industrial Relay, 230VAC, DIN Rail

Zoro # G924497785
Mfr # 900ELR-2-230V-CE
product price: 
$331.99
/ea
No Product Image Available
Finder

8-Way Jumper Link for 48 and 4C Series

Zoro # G312186017
Mfr # 095.18
product price: 
$3.59
/ea
Sold in mult. of 3 for $10.77
Omron Flange Relay, 12VDC, 8 Pins, 10A @ 240V AC MJN2CF-DC12
Omron

Flange Relay, 12VDC, 8 Pins, 10A @ 240V AC

Zoro # G1802613
Mfr # MJN2CF-DC12
product price: 
$25.99
/ea
Siemens SIRIUS safety relay Output expansion 3RO Power with Relay enabling 3SK1213-1AJ20
Siemens

SIRIUS safety relay Output expansion 3RO Power with Relay enabling

Zoro # G616039910
Mfr # 3SK1213-1AJ20
product price: 
$556.99
/ea
Altech Industrial Relay, 24VDC, DPDT 8926.3
Altech

Industrial Relay, 24VDC, DPDT

Zoro # G124498940
Mfr # 8926.3
product price: 
$850.99
/ea
Phoenix Contact PLC-RPT- 12DC/21AU/MS PLC-INTERFACE 2909671
Phoenix Contact

PLC-RPT- 12DC/21AU/MS PLC-INTERFACE

Zoro # G616105042
Mfr # 2909671
product price: 
$38.15
/ea
Sold in mult. of 10 for $381.50
No Product Image Available
Finder

Modularor, 4PST-NO 63A, 24V AC/DC, AgSnO2

Zoro # G212186025
Mfr # 22.64.0.024.4310
product price: 
$143.99
/ea
Siemens Solid-state contactor 3-phase 3RF2 AC 51 / 50 A / 40 Degrees C 48-600 V / 230 V AC 3RF2450-3AC55
Siemens

Solid-state contactor 3-phase 3RF2 AC 51 / 50 A / 40 Degrees C 48-600 V / 230 V AC

Zoro # G515855260
Mfr # 3RF2450-3AC55
product price: 
$699.99
/ea
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 10.5 A / 40 Degrees C 48-600 V / 4-30 V 3RF2310-1AA45
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 10.5 A / 40 Degrees C 48-600 V / 4-30 V

Zoro # G415855049
Mfr # 3RF2310-1AA45
product price: 
$161.99
/ea
Sold in mult. of 4 for $647.96
Te Connectivity PCB, PCB Relay, 2 A, 2, Through Hole 3-1393788-6
Te Connectivity

PCB, PCB Relay, 2 A, 2, Through Hole

Zoro # G201034207
Mfr # 3-1393788-6
product price: 
$4.39
/ea
Sold in mult. of 50 for $219.50
Te Connectivity PCB, PCB Relay, 1 A, Long Lead 1-1617120-3
Te Connectivity

PCB, PCB Relay, 1 A, Long Lead

Zoro # G100982920
Mfr # 1-1617120-3
product price: 
$106.99
/ea
Resideo DPDT 120V PILOT DUTY SW.RELAY R4222N1002
Resideo

DPDT 120V PILOT DUTY SW.RELAY

Zoro # G010073909
Mfr # R4222N1002
product price: 
$54.39
/ea
Te Connectivity Bracket, Panel Mount, General Purpose Relay, 15 A, Solder, Quick Connect 8-1423996-5
Te Connectivity

Bracket, Panel Mount, General Purpose Relay, 15 A, Solder, Quick Connect

Zoro # G500976390
Mfr # 8-1423996-5
product price: 
$38.65
/ea
Sold in mult. of 5 for $193.25
Te Connectivity Flange Mount, Panel Mount, Plug-In Relay, 15 A, Quick Connect, Solder 6-1393116-9
Te Connectivity

Flange Mount, Panel Mount, Plug-In Relay, 15 A, Quick Connect, Solder

Zoro # G900975948
Mfr # 6-1393116-9
product price: 
$51.15
/ea
Sold in mult. of 4 for $204.60
Macromatic Single Function Time Delay Relay, Octal, Off Delay, 1 Functions 240V AC, DPDT TR-51621-12
Macromatic

Single Function Time Delay Relay, Octal, Off Delay, 1 Functions 240V AC, DPDT

Zoro # G8590312
Mfr # TR-51621-12
product price: 
$40.55
/ea
Eaton Relays E777-LR
Eaton

Relays

Zoro # G524223524
Mfr # E777-LR
product price: 
$485.99
/ea
Altech Industrial Relay, 50A MT-63/3K-10
Altech

Industrial Relay, 50A

Zoro # G324500719
Mfr # MT-63/3K-10
product price: 
$257.99
/ea
Murrelektronik MST single-phase control and isolation transformer 866080
Murrelektronik

MST single-phase control and isolation transformer

Zoro # G000533710
Mfr # 866080
product price: 
$983.99
/ea
Altech Industrial Relay, 75A MT-95/3K-85L
Altech

Industrial Relay, 75A

Zoro # G724501088
Mfr # MT-95/3K-85L
product price: 
$381.99
/ea
Diversified MAR Series Motor Auto-Restart Relay MAR120AAAD
Diversified

MAR Series Motor Auto-Restart Relay

Zoro # G709227231
Mfr # MAR120AAAD
product price: 
$646.99
/ea
Murrelektronik AMMS 20-47/1 OPTO-COUPLER MODULE, IN: 53 VDC - OUT: 250 VAC / 1 A, 12 mm screw-type terminal 50030
Murrelektronik

AMMS 20-47/1 OPTO-COUPLER MODULE, IN: 53 VDC - OUT: 250 VAC / 1 A, 12 mm screw-type terminal

Zoro # G100533542
Mfr # 50030
product price: 
$137.99
/ea
Siemens coupling contactor relay 4 NO 3RH2140-2LJ80
Siemens

coupling contactor relay 4 NO

Zoro # G115960975
Mfr # 3RH2140-2LJ80
product price: 
$91.25
/ea
Sold in mult. of 6 for $547.50
Electrical Relays (6,500+ items) - Page 73
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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 Overload RelaysMotor Starters, Enclosures & AccessoriesProximity Sensors
Lighting PhotocontrolsSpring Wound TimersSensor AccessoriesSensor Cordsets & ReceptaclesThermal Units
12 volt dc relaysomron relay dpdtdin rail timer relaysdin mount relays120v coil relay
industrial relays5 volt relaysdayton relay socketsmacromatic tr-6512udayton solid state relays

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