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  1. Home
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  3. Electrical Supplies
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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 (7,000+ items) - Page 151

Phoenix Contact RIF-4-RPT-LV-230AC/3X21 Pre-assembled 2903276
Phoenix Contact

RIF-4-RPT-LV-230AC/3X21 Pre-assembled

Zoro # G516087486
Mfr # 2903276
product price: 
$36.99
/ea
Sold in mult. of 5 for $184.95
Phoenix Contact RIF-1-RPT-LV-230AC/1X21MS Pre-assembled 2905290
Phoenix Contact

RIF-1-RPT-LV-230AC/1X21MS Pre-assembled

Zoro # G516087516
Mfr # 2905290
product price: 
$23.49
/ea
Sold in mult. of 10 for $234.90
Omega DIN RAIL SOLID STATE RELAY SSRDIN600AC35
Omega

DIN RAIL SOLID STATE RELAY

Zoro # G724274258
Mfr # SSRDIN600AC35
product price: 
$268.99
/ea
Siemens SIRIUS safety relay Safety-oriented Speed monitoring 110-240 V AC/DC 45 mm 3TK2810-1KA42
Siemens

SIRIUS safety relay Safety-oriented Speed monitoring 110-240 V AC/DC 45 mm

Zoro # G416039936
Mfr # 3TK2810-1KA42
product price: 
$2,356.99
/ea
No Product Image Available
Omega

10 RELAY ALRM OUTPUT BOARD

Zoro # G224249930
Mfr # 3390A-10ALM
product price: 
$844.99
/ea
Omega Solid State Relay, 1-Phase, 48 Vac to 600 Vac Line Voltage, 30 A, 90 Vac to 140 Vac SCR O/P, AC Con SSRDIN600AC30
Omega

Solid State Relay, 1-Phase, 48 Vac to 600 Vac Line Voltage, 30 A, 90 Vac to 140 Vac SCR O/P, AC Con

Zoro # G724250740
Mfr # SSRDIN600AC30
product price: 
$256.99
/ea
Siemens 4 Relays Expansion Module 7ML1930-6AC
Siemens

4 Relays Expansion Module

Zoro # G216041153
Mfr # 7ML1930-6AC
product price: 
$435.99
/ea
No Product Image Available
Omega

SOLDERED RELAY BD FOR 1/16 DIN

Zoro # G224249206
Mfr # CN8516-R
product price: 
$146.99
/ea
Phoenix Contact PLC-RPT-230UC/ 1AU/SEN PLC-INTERFACE 2900315
Phoenix Contact

PLC-RPT-230UC/ 1AU/SEN PLC-INTERFACE

Zoro # G216105145
Mfr # 2900315
product price: 
$37.99
/ea
Sold in mult. of 10 for $379.90
Phoenix Contact REL-MR- 60DC/21HC Plug-in miniature 2961325
Phoenix Contact

REL-MR- 60DC/21HC Plug-in miniature

Zoro # G416087425
Mfr # 2961325
product price: 
$12.39
/ea
Sold in mult. of 10 for $123.90
Phoenix Contact REL-MR-230AC/21HC AU Plug-in miniature 2961529
Phoenix Contact

REL-MR-230AC/21HC AU Plug-in miniature

Zoro # G216087380
Mfr # 2961529
product price: 
$15.29
/ea
Sold in mult. of 10 for $152.90
Omega ELECTRONICS ACCS: MECHANICAL RELAYS 25 AMP, ALSO ONLY GOES UP TO 600V SSR3PH600DC25
Omega

ELECTRONICS ACCS: MECHANICAL RELAYS 25 AMP, ALSO ONLY GOES UP TO 600V

Zoro # G624294493
Mfr # SSR3PH600DC25
product price: 
$643.99
/ea
Phoenix Contact PLC-RSC- 12DC/21HC PLC-INTERFACE 2967617
Phoenix Contact

PLC-RSC- 12DC/21HC PLC-INTERFACE

Zoro # G616104922
Mfr # 2967617
product price: 
$45.15
/ea
Sold in mult. of 10 for $451.50
Phoenix Contact RIF-1-RPT-LDP-24DC/2X21AU Pre-assembled 2903330
Phoenix Contact

RIF-1-RPT-LDP-24DC/2X21AU Pre-assembled

Zoro # G216087526
Mfr # 2903330
product price: 
$14.49
/ea
Sold in mult. of 10 for $144.90
Omega ZERO-VOLTAGE-SWITCHING SCR39Z-H-48-125
Omega

ZERO-VOLTAGE-SWITCHING

Zoro # G624280724
Mfr # SCR39Z-H-48-125
product price: 
$5,362.99
/ea
No Product Image Available
Omega

1 AMP RELAY MODULE W/ALARM

Zoro # G224245130
Mfr # 2110X-R1-AL
product price: 
$282.99
/ea
Phoenix Contact REL-MR-BL-24DC/21HC/MS Plug-in 2908180
Phoenix Contact

REL-MR-BL-24DC/21HC/MS Plug-in

Zoro # G416087357
Mfr # 2908180
product price: 
$6.79
/ea
Sold in mult. of 10 for $67.90
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
Schmersal Srb-402-Em Safety Output Expansion Module 101170840
Schmersal

Srb-402-Em Safety Output Expansion Module

Zoro # G021694223
Mfr # 101170840
product price: 
$495.99
/ea
Omega SOLID STATE RELAY SSRL240DC125
Omega

SOLID STATE RELAY

Zoro # G024268308
Mfr # SSRL240DC125
product price: 
$324.99
/ea
Phoenix Contact PLC-BSC-120UC/21-21/SO46 14 mm PLC 2980416
Phoenix Contact

PLC-BSC-120UC/21-21/SO46 14 mm PLC

Zoro # G016105055
Mfr # 2980416
product price: 
$36.89
/ea
Sold in mult. of 10 for $368.90
Phoenix Contact RIF-1-RPT-LV-120AC/2X21MS Pre-assembled 2909775
Phoenix Contact

RIF-1-RPT-LV-120AC/2X21MS Pre-assembled

Zoro # G016087504
Mfr # 2909775
product price: 
$21.89
/ea
Sold in mult. of 10 for $218.90
Phoenix Contact PLC-BSC-230UC/ 1/SEN/SO46 6.2 mm PLC 2980348
Phoenix Contact

PLC-BSC-230UC/ 1/SEN/SO46 6.2 mm PLC

Zoro # G016105024
Mfr # 2980348
product price: 
$37.45
/ea
No Product Image Available
Omega

DPF20 6 RELAY OUTPUT BOARD WITH CONNECT

Zoro # G024248126
Mfr # DPF20-R6
product price: 
$445.99
/ea
No Product Image Available
Omega

2 RELAY BOARD FOR THE CT7100

Zoro # G024250037
Mfr # CT7100-2RELAY
product price: 
$1,149.99
/ea
Phoenix Contact PLC-BPT- 24DC/ 1/SEN 6.2 mm PLC basic 2900262
Phoenix Contact

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

Zoro # G016104935
Mfr # 2900262
product price: 
$24.69
/ea
Sold in mult. of 10 for $246.90
Phoenix Contact PLC-RPT-230UC/ 1AU/MS/SEN PLC-INTERFACE 2909680
Phoenix Contact

PLC-RPT-230UC/ 1AU/MS/SEN PLC-INTERFACE

Zoro # G016105048
Mfr # 2909680
product price: 
$41.49
/ea
Sold in mult. of 10 for $414.90
Phoenix Contact PLC-OPT- 24DC/ 48DC/100/SEN 2900358
Phoenix Contact

PLC-OPT- 24DC/ 48DC/100/SEN

Zoro # G016104928
Mfr # 2900358
product price: 
$37.99
/ea
Sold in mult. of 10 for $379.90
Phoenix Contact PLC-OSC- 24DC/230AC/ 1 PLC-INTERFACE 2967840
Phoenix Contact

PLC-OSC- 24DC/230AC/ 1 PLC-INTERFACE

Zoro # G016104980
Mfr # 2967840
product price: 
$56.49
/ea
Sold in mult. of 10 for $564.90
No Product Image Available
Omega

4 UNIVERSAL MECH. RELAY MODULE

Zoro # G024268346
Mfr # RELAY-URM-400
product price: 
$550.99
/ea
Phoenix Contact PLC-RPT-120UC/21/EX PLC-INTERFACE 2909529
Phoenix Contact

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

Zoro # G016105192
Mfr # 2909529
product price: 
$28.69
/ea
Sold in mult. of 10 for $286.90
No Product Image Available
Omega

20 AMP RELAY MODULE W/ALARM

Zoro # G024241073
Mfr # 2110X-R20-AL
product price: 
$324.99
/ea
No Product Image Available
Omega

DUAL OUTPUT DC RELAY MODULE

Zoro # G024238653
Mfr # 211
product price: 
$160.99
/ea
Murrelektronik MICO BASIC 4.6 electronic circuit protection, 4 CHANNELS, IN: 24 V DC OUT: 24 V DC / 6 A 9000-41064-0600000
Murrelektronik

MICO BASIC 4.6 electronic circuit protection, 4 CHANNELS, IN: 24 V DC OUT: 24 V DC / 6 A

Zoro # G900533643
Mfr # 9000-41064-0600000
product price: 
$382.99
/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: 
$226.99
/ea
Sold in mult. of 2 for $453.98
Murrelektronik Mico Pro electronic circuit protection, 1 channel, IN: 24 V DC OUT: 24 V DC / 6 A 9000-41011-0600000
Murrelektronik

Mico Pro electronic circuit protection, 1 channel, IN: 24 V DC OUT: 24 V DC / 6 A

Zoro # G200533701
Mfr # 9000-41011-0600000
product price: 
$109.99
/ea
Electrical Relays (7,000+ items) - Page 151
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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.

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