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  7. Electrical Switches & Relays
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  9. Electrical Relays

Electrical Relays (6,500+ items) - Page 124

Siemens coupling contactor relay 2 NO + 2 NC 3RH2122-2LF40-1AA0
Siemens

coupling contactor relay 2 NO + 2 NC

Zoro # G915960960
Mfr # 3RH2122-2LF40-1AA0
product price:  $112.99
/ea
Sold in mult. of 6 for $677.94
Siemens Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm 3RF2150-1AA14
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm

Zoro # G915918992
Mfr # 3RF2150-1AA14
product price:  $82.15
/ea
Sold in mult. of 5 for $410.75
Siemens switching relay with 1 NO and 1 NC contact contact for 230V AC 16A control 5TT4205-1
Siemens

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

Zoro # G915963299
Mfr # 5TT4205-1
product price:  $53.99
/ea
Sold in mult. of 7 for $377.93
Siemens insulation monitoring relay for non-grounded IT networks up to 400 V AC 3UG4583-2CW31
Siemens

insulation monitoring relay for non-grounded IT networks up to 400 V AC

Zoro # G916314793
Mfr # 3UG4583-2CW31
product price:  $1,456.99
/ea
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 50 A / 40 Degrees C 48-460 V / 24 V 3RF2350-1AA14
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 50 A / 40 Degrees C 48-460 V / 24 V

Zoro # G915874854
Mfr # 3RF2350-1AA14
product price:  $236.99
/ea
Sold in mult. of 3 for $710.97
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 20 A / 40 Degrees C 48-460 V / 24 V DC 3RF2320-2DA04
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 20 A / 40 Degrees C 48-460 V / 24 V DC

Zoro # G915874878
Mfr # 3RF2320-2DA04
product price:  $192.99
/ea
Sold in mult. of 3 for $578.97
Murrelektronik Mico Pro electronic circuit protection, 1 channel, IN: 24 V DC OUT: 24 V DC / 16 A 9000-41011-1600000
Murrelektronik

Mico Pro electronic circuit protection, 1 channel, IN: 24 V DC OUT: 24 V DC / 16 A

Zoro # G900533711
Mfr # 9000-41011-1600000
product price:  $130.99
/ea
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 10 A / 40 °C 48-600 V / 110-230 3RF2310-2AA26
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 10 A / 40 °C 48-600 V / 110-230

Zoro # G915855020
Mfr # 3RF2310-2AA26
product price:  $177.99
/ea
Sold in mult. of 3 for $533.97
Sprecher & Schuh RELAY MINI 12A DPDT LED 24VDC R2N-2012-23-1024-WTL
Sprecher & Schuh

RELAY MINI 12A DPDT LED 24VDC

Zoro # G915378185
Mfr # R2N-2012-23-1024-WTL
product price:  $42.25
/ea
Siemens SIRIUS interface module PROFINET interface for safety relay 3SK2 from E05 3SK2511-1FA10
Siemens

SIRIUS interface module PROFINET interface for safety relay 3SK2 from E05

Zoro # G816314817
Mfr # 3SK2511-1FA10
product price:  $743.99
/ea
Siemens coupling contactor relay 3 NO + 1 NC 3RH2131-2KV40
Siemens

coupling contactor relay 3 NO + 1 NC

Zoro # G815960978
Mfr # 3RH2131-2KV40
product price:  $64.69
/ea
Sold in mult. of 6 for $388.14
Siemens coupling contactor relay 4 NO 3RH2140-2JC40
Siemens

coupling contactor relay 4 NO

Zoro # G815960961
Mfr # 3RH2140-2JC40
product price:  $70.15
/ea
Sold in mult. of 6 for $420.90
Murrelektronik MASI67 INSTALLATION TECHNOLOGY, Distribution 1x profile- to 3x profile 54164
Murrelektronik

MASI67 INSTALLATION TECHNOLOGY, Distribution 1x profile- to 3x profile

Zoro # G800533514
Mfr # 54164
product price:  $154.99
/ea
Siemens switching relay with 2 NO contact for 230V AC 16A control 24V AC 5TT4202-2
Siemens

switching relay with 2 NO contact for 230V AC 16A control 24V AC

Zoro # G815963306
Mfr # 5TT4202-2
product price:  $47.49
/ea
Sold in mult. of 8 for $379.92
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 9.2 A / 40 °C 48-480 V / 24 V DC 3RF3410-1BB04
Siemens

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

Zoro # G815855359
Mfr # 3RF3410-1BB04
product price:  $323.99
/ea
Sold in mult. of 2 for $647.98
Siemens switching relay with 1 CO contact for 230V AC 16A control 12V AC 5TT4206-3
Siemens

switching relay with 1 CO contact for 230V AC 16A control 12V AC

Zoro # G815963290
Mfr # 5TT4206-3
product price:  $57.95
/ea
Sold in mult. of 7 for $405.65
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 16 A / 40 Degrees C 48-600 V / 110-230 3RF3416-2BB26
Siemens

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

Zoro # G815855403
Mfr # 3RF3416-2BB26
product price:  $530.99
/ea
Sold in mult. of 2 for $1,061.98
Siemens Relay for TPRO 24 VDC Coil voltage 24 V DC Output 230 V AC VPE = 4 6ES7928-3AA20-4AA0
Siemens

Relay for TPRO 24 VDC Coil voltage 24 V DC Output 230 V AC VPE = 4

Zoro # G815919006
Mfr # 6ES7928-3AA20-4AA0
product price:  $112.99
/ea
Sold in mult. of 4 for $451.96
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2340-1BA22
Siemens

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

Zoro # G815855373
Mfr # 3RF2340-1BA22
product price:  $159.99
/ea
Sold in mult. of 3 for $479.97
Siemens Solid-state contactor 1-phase 3RF2 AC 51 / 20 A / 40 Degrees C 48-460 V / 4-30 V 3RF2320-1CA44
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 20 A / 40 Degrees C 48-460 V / 4-30 V

Zoro # G815874855
Mfr # 3RF2320-1CA44
product price:  $164.99
/ea
Sold in mult. of 3 for $494.97
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2310-1AA26
Siemens

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

Zoro # G815855120
Mfr # 3RF2310-1AA26
product price:  $156.99
/ea
Sold in mult. of 3 for $470.97
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 12.5 A / 40 Degrees C 48-480 V / 24 V 3RF3412-1BB04
Siemens

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

Zoro # G815855724
Mfr # 3RF3412-1BB04
product price:  $407.99
/ea
Sold in mult. of 2 for $815.98
Siemens Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm 3RF2130-1AA45
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm

Zoro # G815263482
Mfr # 3RF2130-1AA45
product price:  $121.99
/ea
Sold in mult. of 6 for $731.94
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2330-1AA26
Siemens

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

Zoro # G815855250
Mfr # 3RF2330-1AA26
product price:  $199.99
/ea
Sold in mult. of 3 for $599.97
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2350-1BA04
Siemens

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

Zoro # G815874893
Mfr # 3RF2350-1BA04
product price:  $196.99
/ea
Sold in mult. of 3 for $590.97
Murrelektronik MIRO 12.4 24V-2S OUTPUT RELAY, IN: 24 VAC/DC - OUT: 250 VAC/DC 6 A, 2 NO 52104
Murrelektronik

MIRO 12.4 24V-2S OUTPUT RELAY, IN: 24 VAC/DC - OUT: 250 VAC/DC 6 A, 2 NO

Zoro # G800533590
Mfr # 52104
product price:  $113.99
/ea
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 12.5 A / 40 Degrees C 48-600 V / 24 V 3RF3412-1BB06
Siemens

Solid-state contactor 3-phase 3RF3 AC 53 / 12.5 A / 40 Degrees C 48-600 V / 24 V

Zoro # G815855663
Mfr # 3RF3412-1BB06
product price:  $476.99
/ea
Sold in mult. of 2 for $953.98
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 3.8 A / 40 Degrees C 48-480 V / 24 V DC 3RF3403-1BD04
Siemens

Solid-state contactor 3-phase 3RF3 AC 53 / 3.8 A / 40 Degrees C 48-480 V / 24 V DC

Zoro # G815855069
Mfr # 3RF3403-1BD04
product price:  $435.99
/ea
Sold in mult. of 2 for $871.98
Murrelektronik UFL 10 L PLUG FOR SIGNAL TRANSFER, 24 VDC / 1 A - male with LED, rail / screw-type terminal 54011
Murrelektronik

UFL 10 L PLUG FOR SIGNAL TRANSFER, 24 VDC / 1 A - male with LED, rail / screw-type terminal

Zoro # G800533583
Mfr # 54011
product price:  $152.99
/ea
Siemens switching relay with 2 NO contact for 230V AC 16A control 115V AC 5TT4202-1
Siemens

switching relay with 2 NO contact for 230V AC 16A control 115V AC

Zoro # G715963314
Mfr # 5TT4202-1
product price:  $53.49
/ea
Sold in mult. of 8 for $427.92
Siemens Voltage relay T5570 AC 230/400V 2CO 0.7/0.95 Asymmetry with transparent cap 5TT3406
Siemens

Voltage relay T5570 AC 230/400V 2CO 0.7/0.95 Asymmetry with transparent cap

Zoro # G715873255
Mfr # 5TT3406
product price:  $414.99
/ea
Murrelektronik MIRO TR 90-250VAC FK OPTO-COUPLER MODULE, IN: 250 VAC/DC - OUT: 48 VDC / 0, 5 A, 6, 2 mm spring clamp 6652507
Murrelektronik

MIRO TR 90-250VAC FK OPTO-COUPLER MODULE, IN: 250 VAC/DC - OUT: 48 VDC / 0, 5 A, 6, 2 mm spring clamp

Zoro # G700533539
Mfr # 6652507
product price:  $79.49
/ea
Siemens Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm 3RF2150-1BA06
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm

Zoro # G715918987
Mfr # 3RF2150-1BA06
product price:  $158.99
/ea
Sold in mult. of 4 for $635.96
Siemens switching relay with 2 CO contact for 230V AC 16A control 24V AC 5TT4207-2
Siemens

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

Zoro # G715963307
Mfr # 5TT4207-2
product price:  $85.99
/ea
Sold in mult. of 5 for $429.95
Siemens switching relay with 1 CO contact for 230V AC 16A control 8V AC 5TT4206-4
Siemens

switching relay with 1 CO contact for 230V AC 16A control 8V AC

Zoro # G715963291
Mfr # 5TT4206-4
product price:  $59.49
/ea
Sold in mult. of 7 for $416.43
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2330-1BA06
Siemens

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

Zoro # G715855176
Mfr # 3RF2330-1BA06
product price:  $164.99
/ea
Sold in mult. of 3 for $494.97
Electrical Relays (6,500+ items) - Page 124
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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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