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  7. Electrical Switches & Relays
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  9. Electrical Relays

Electrical Relays (6,500+ items) - Page 128

Siemens Digital monitoring relay cos phi and current monitoring from 90-690 V AC 3UG4641-1CS20
Siemens

Digital monitoring relay cos phi and current monitoring from 90-690 V AC

Zoro # G215994436
Mfr # 3UG4641-1CS20
product price:  $359.99
/ea
Sold in mult. of 2 for $719.98
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 16 A / 40 Degrees C 48-600 V / 110-230 3RF3416-1BB26
Siemens

Solid-state contactor 3-phase 3RF3 AC 53 / 16 A / 40 Degrees C 48-600 V / 110-230

Zoro # G215855638
Mfr # 3RF3416-1BB26
product price:  $497.99
/ea
Sold in mult. of 2 for $995.98
Siemens switching relay with 1 NO contact for 230V AC 16A control 12V AC 5TT4201-3
Siemens

switching relay with 1 NO contact for 230V AC 16A control 12V AC

Zoro # G215963296
Mfr # 5TT4201-3
product price:  $44.15
/ea
Sold in mult. of 9 for $397.35
Siemens Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount 3RF2310-3AA24
Siemens

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

Zoro # G215874875
Mfr # 3RF2310-3AA24
product price:  $174.99
/ea
Sold in mult. of 4 for $699.96
Murrelektronik MODLINK MSDD DATA  INSERT, 2xSUB-D9 female/male 6652510
Murrelektronik

MODLINK MSDD DATA INSERT, 2xSUB-D9 female/male

Zoro # G200533527
Mfr # 6652510
product price:  $115.99
/ea
Siemens Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount 3RF2330-3AA06
Siemens

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

Zoro # G215855058
Mfr # 3RF2330-3AA06
product price:  $164.99
/ea
Sold in mult. of 3 for $494.97
Siemens Timing relay electronic ON delay 1 change-over contact 7PV1512-1AP30
Siemens

Timing relay electronic ON delay 1 change-over contact

Zoro # G216041139
Mfr # 7PV1512-1AP30
product price:  $67.15
/ea
Sold in mult. of 8 for $537.20
Siemens Solid State Relay, 1 Phase, Ring Cable, Panel Mount 3RF2370-3AA26
Siemens

Solid State Relay, 1 Phase, Ring Cable, Panel Mount

Zoro # G215874882
Mfr # 3RF2370-3AA26
product price:  $443.99
/ea
Sold in mult. of 2 for $887.98
Siemens solid-state relay for TPRO 60 V DC packing unit = 4 units 6ES7928-3DA20-4AA0
Siemens

solid-state relay for TPRO 60 V DC packing unit = 4 units

Zoro # G216082996
Mfr # 6ES7928-3DA20-4AA0
product price:  $163.99
/ea
Sold in mult. of 3 for $491.97
Siemens coupling contactor relay 2 NO + 2 NC 3RH2122-2JC40
Siemens

coupling contactor relay 2 NO + 2 NC

Zoro # G215960967
Mfr # 3RH2122-2JC40
product price:  $90.65
/ea
Sold in mult. of 6 for $543.90
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 12.5 A / 40 Degrees C 48-480 V / 24 V 3RF3412-2BB04
Siemens

Solid-state contactor 3-phase 3RF3 AC 53 / 12.5 A / 40 Degrees C 48-480 V / 24 V

Zoro # G215855591
Mfr # 3RF3412-2BB04
product price:  $407.99
/ea
Sold in mult. of 2 for $815.98
Siemens Semiconductor relay 3-phase 3RF2 30 A / 40 °C 48-600 V / 110 V AC 2-phase 3RF2230-1AB35
Siemens

Semiconductor relay 3-phase 3RF2 30 A / 40 °C 48-600 V / 110 V AC 2-phase

Zoro # G216041146
Mfr # 3RF2230-1AB35
product price:  $224.99
/ea
Sold in mult. of 3 for $674.97
Siemens time-delay device fixed delay 110 V AC accessory for: 3VA IEC undervoltage 3VA9988-0BF21
Siemens

time-delay device fixed delay 110 V AC accessory for: 3VA IEC undervoltage

Zoro # G216046745
Mfr # 3VA9988-0BF21
product price:  $184.99
/ea
Sold in mult. of 2 for $369.98
Siemens switching relay with 2 CO contact for 230V AC 400V 16A 24V DC control 5TT4217-2
Siemens

switching relay with 2 CO contact for 230V AC 400V 16A 24V DC control

Zoro # G115963303
Mfr # 5TT4217-2
product price:  $71.89
/ea
Sold in mult. of 6 for $431.34
Phoenix Contact PLC-OSC- 60DC/ 24DC/ 2 PLC-INTERFACE 2967468
Phoenix Contact

PLC-OSC- 60DC/ 24DC/ 2 PLC-INTERFACE

Zoro # G116105016
Mfr # 2967468
product price:  $51.79
/ea
Siemens Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount 3RF2330-3AA04
Siemens

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

Zoro # G115874890
Mfr # 3RF2330-3AA04
product price:  $132.99
/ea
Sold in mult. of 4 for $531.96
Siemens switching relay with 1 NO and 1 NC contact contact for 230V AC 16A control 12V 5TT4205-3
Siemens

switching relay with 1 NO and 1 NC contact contact for 230V AC 16A control 12V

Zoro # G115963297
Mfr # 5TT4205-3
product price:  $57.95
/ea
Sold in mult. of 7 for $405.65
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 relay in industrial enclosure 1 changeover contact Wide voltage 3RQ2000-1AW00
Siemens

Coupling relay in industrial enclosure 1 changeover contact Wide voltage

Zoro # G115960982
Mfr # 3RQ2000-1AW00
product price:  $88.15
/ea
Sold in mult. of 6 for $528.90
Phoenix Contact PLC-RPT-12DC/1/SSI PLC-INTERFACE 1094765
Phoenix Contact

PLC-RPT-12DC/1/SSI PLC-INTERFACE

Zoro # G116104996
Mfr # 1094765
product price:  $53.79
/ea
Sold in mult. of 10 for $537.90
Siemens time-delay device fixed delay 230 V AC accessory for: 3VA UL undervoltage 3VA9978-0BF22
Siemens

time-delay device fixed delay 230 V AC accessory for: 3VA UL undervoltage

Zoro # G116046746
Mfr # 3VA9978-0BF22
product price:  $250.99
/ea
Sold in mult. of 2 for $501.98
Siemens Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm 3RF2150-1AA45
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm

Zoro # G115673738
Mfr # 3RF2150-1AA45
product price:  $133.99
/ea
Sold in mult. of 5 for $669.95
Murrelektronik MKS-K24M/LED24 VDC RELAY SOCKET MODULES, IN: 24 VDC - OUT: 125 VAC/DC / 2 A, Relay socket modules 67030
Murrelektronik

MKS-K24M/LED24 VDC RELAY SOCKET MODULES, IN: 24 VDC - OUT: 125 VAC/DC / 2 A, Relay socket modules

Zoro # G100533610
Mfr # 67030
product price:  $156.99
/ea
Siemens switching relay with 1 NO and 1 NC contact contact for 230V AC 16A control 8V 5TT4205-4
Siemens

switching relay with 1 NO and 1 NC contact contact for 230V AC 16A control 8V

Zoro # G115963310
Mfr # 5TT4205-4
product price:  $57.95
/ea
Sold in mult. of 7 for $405.65
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
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2350-1AA22
Siemens

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

Zoro # G115874883
Mfr # 3RF2350-1AA22
product price:  $200.99
/ea
Sold in mult. of 3 for $602.97
Siemens electronic timing relay off delayed 3RA2832-2DG10
Siemens

electronic timing relay off delayed

Zoro # G115996844
Mfr # 3RA2832-2DG10
product price:  $91.35
/ea
Sold in mult. of 4 for $365.40
Siemens coupling contactor relay 2 NO + 2 NC 3RH2122-2LB40-1AA0
Siemens

coupling contactor relay 2 NO + 2 NC

Zoro # G115960968
Mfr # 3RH2122-2LB40-1AA0
product price:  $71.39
/ea
Sold in mult. of 6 for $428.34
Murrelektronik MICO BASIC 4.2 electronic circuit protection, 4 CHANNELS, IN: 24 V DC OUT: 24 V /2 A 9000-41064-0200000
Murrelektronik

MICO BASIC 4.2 electronic circuit protection, 4 CHANNELS, IN: 24 V DC OUT: 24 V /2 A

Zoro # G100533689
Mfr # 9000-41064-0200000
product price:  $356.99
/ea
Siemens Solid-state contactor 1-phase 3RF2 AC 15 / 27.5 A / 40 °C 48-600 V / 24 V 3RF2370-3BA06
Siemens

Solid-state contactor 1-phase 3RF2 AC 15 / 27.5 A / 40 °C 48-600 V / 24 V

Zoro # G115855271
Mfr # 3RF2370-3BA06
product price:  $315.99
/ea
Sold in mult. of 2 for $631.98
Siemens DELTA shutter controller FM isolating relay 2-fold with individual controller 230 5TC1270
Siemens

DELTA shutter controller FM isolating relay 2-fold with individual controller 230

Zoro # G116041116
Mfr # 5TC1270
product price:  $225.99
/ea
Sold in mult. of 2 for $451.98
Siemens Voltage relay T5570 AC 230/400V 2W 0.85/0.95 Asymmetry with transparent cap 5TT3405
Siemens

Voltage relay T5570 AC 230/400V 2W 0.85/0.95 Asymmetry with transparent cap

Zoro # G115873251
Mfr # 5TT3405
product price:  $414.99
/ea
Siemens Timing relay Multifunction 1 NO semiconductor 13 functions 7 time ranges 3RP2505-1CW30
Siemens

Timing relay Multifunction 1 NO semiconductor 13 functions 7 time ranges

Zoro # G116041147
Mfr # 3RP2505-1CW30
product price:  $199.99
/ea
Sold in mult. of 3 for $599.97
Siemens Semiconductor relay 3-phase 3RF2 55 A / 40 °C 48-600 V / 110 V AC 2-phase 3RF2255-1AB35
Siemens

Semiconductor relay 3-phase 3RF2 55 A / 40 °C 48-600 V / 110 V AC 2-phase

Zoro # G116041178
Mfr # 3RF2255-1AB35
product price:  $264.99
/ea
Sold in mult. of 2 for $529.98
Siemens Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount 3RF2340-3AA24
Siemens

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

Zoro # G015874853
Mfr # 3RF2340-3AA24
product price:  $200.99
/ea
Sold in mult. of 3 for $602.97
Sprecher & Schuh RELAY MINI 6A 4PDT LED 24V DC R4N-2314-23-1024-WTL
Sprecher & Schuh

RELAY MINI 6A 4PDT LED 24V DC

Zoro # G015378351
Mfr # R4N-2314-23-1024-WTL
product price:  $50.99
/ea
Electrical Relays (6,500+ items) - Page 128
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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

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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

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