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  9. Electrical Relays

Electrical Relays (6,500+ items) - Page 110

Siemens Semiconductor relay 1-phase 3RF2 Width 22.5 mm 3RF2120-2AA45
Siemens

Semiconductor relay 1-phase 3RF2 Width 22.5 mm

Zoro # G015919004
Mfr # 3RF2120-2AA45
product price: 
$94.39
/ea
Sold in mult. of 6 for $566.34
Siemens SIRIUS safety relay Output expansion 3RO Power with Relay enabling 3SK1213-1AL20
Siemens

SIRIUS safety relay Output expansion 3RO Power with Relay enabling

Zoro # G316039906
Mfr # 3SK1213-1AL20
product price: 
$434.99
/ea
Siemens Positively driven coupling relay in industrial enclosure 4 NO contacts / 1 3RQ1000-2LW00
Siemens

Positively driven coupling relay in industrial enclosure 4 NO contacts / 1

Zoro # G816041232
Mfr # 3RQ1000-2LW00
product price: 
$238.99
/ea
Sold in mult. of 2 for $477.98
Siemens monitoring relay phase sequence monitoring 3x 160-690 V AC 15-70 Hz 2 3UG5511-2BR20
Siemens

monitoring relay phase sequence monitoring 3x 160-690 V AC 15-70 Hz 2

Zoro # G216040149
Mfr # 3UG5511-2BR20
product price: 
$181.99
/ea
Sold in mult. of 3 for $545.97
Siemens SIRIUS safety relay Output expansion 3RO Power with Relay enabling 3SK1213-2AL20
Siemens

SIRIUS safety relay Output expansion 3RO Power with Relay enabling

Zoro # G516039928
Mfr # 3SK1213-2AL20
product price: 
$434.99
/ea
Siemens Level relay T5570 230 V AC 4A min/max With transparent cap 5TT3435
Siemens

Level relay T5570 230 V AC 4A min/max With transparent cap

Zoro # G216041221
Mfr # 5TT3435
product price: 
$317.99
/ea
Sold in mult. of 2 for $635.98
Siemens Current monitoring relay for IO-Link can be mounted to Contactor 3RR2443-1AA40
Siemens

Current monitoring relay for IO-Link can be mounted to Contactor

Zoro # G315870227
Mfr # 3RR2443-1AA40
product price: 
$714.99
/ea
Murrelektronik EUROCARD HOLDER, SKP 64/IC, mounting rail / screw-type terminal 63043
Murrelektronik

EUROCARD HOLDER, SKP 64/IC, mounting rail / screw-type terminal

Zoro # G700691987
Mfr # 63043
product price: 
$334.99
/ea
Siemens monitoring relay phase failure phase sequence and asymmetry monitoring 3x 3UG5512-2BR21
Siemens

monitoring relay phase failure phase sequence and asymmetry monitoring 3x

Zoro # G516040160
Mfr # 3UG5512-2BR21
product price: 
$223.99
/ea
Sold in mult. of 2 for $447.98
Siemens Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm 3RF2150-2AA14
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm

Zoro # G615918995
Mfr # 3RF2150-2AA14
product price: 
$86.49
/ea
Sold in mult. of 5 for $432.45
Siemens Timing relay electronic with star-delta wye-delta function 1 NO delayed 3RP2576-1NM20
Siemens

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

Zoro # G616041241
Mfr # 3RP2576-1NM20
product price: 
$142.99
/ea
Sold in mult. of 3 for $428.97
Siemens Monitoring relay can be mounted to Contactor 3RT2 3RR2241-2FW30
Siemens

Monitoring relay can be mounted to Contactor 3RT2

Zoro # G716040175
Mfr # 3RR2241-2FW30
product price: 
$373.99
/ea
Sold in mult. of 2 for $747.98
Murrelektronik DC-MOTOR COMMUTATING CIRCUIT, IN: 24 VDC - OUT: 24 VDC / 3 A, 12, 4 mm screw-type terminal 50140
Murrelektronik

DC-MOTOR COMMUTATING CIRCUIT, IN: 24 VDC - OUT: 24 VDC / 3 A, 12, 4 mm screw-type terminal

Zoro # G000533611
Mfr # 50140
product price: 
$401.99
/ea
Siemens insulation monitoring relay for ungrounded IT networks up to 250 V AC 3UG4582-1AW31
Siemens

insulation monitoring relay for ungrounded IT networks up to 250 V AC

Zoro # G016314792
Mfr # 3UG4582-1AW31
product price: 
$692.99
/ea
Siemens Thermistor motor protection relay Standard evaluation unit 22.5 mm 3RN2013-2BW30
Siemens

Thermistor motor protection relay Standard evaluation unit 22.5 mm

Zoro # G816041140
Mfr # 3RN2013-2BW30
product price: 
$297.99
/ea
Sold in mult. of 2 for $595.98
Schneider Electric Socket , Harmony Electromechanical Relays, for RSL1 relays, spring terminals, 48.60V AC DC RSLZRA2
Schneider Electric

Socket , Harmony Electromechanical Relays, for RSL1 relays, spring terminals, 48.60V AC DC

Zoro # G900905105
Mfr # RSLZRA2
product price: 
$14.65
/ea
Sold in mult. of 10 for $146.50
Siemens coupling contactor relay 3 NO + 1 NC 3RH2131-1MB40-0KT0
Siemens

coupling contactor relay 3 NO + 1 NC

Zoro # G215960974
Mfr # 3RH2131-1MB40-0KT0
product price: 
$58.69
/ea
Sold in mult. of 7 for $410.83
Siemens Timing relay Multifunction 1 NO semiconductor 13 functions 7 time ranges 3RP2505-2CW30
Siemens

Timing relay Multifunction 1 NO semiconductor 13 functions 7 time ranges

Zoro # G316041213
Mfr # 3RP2505-2CW30
product price: 
$189.99
/ea
Sold in mult. of 3 for $569.97
Siemens Positively driven coupling relay in industrial enclosure 2 NO contacts / 2 3RQ1000-1HW00
Siemens

Positively driven coupling relay in industrial enclosure 2 NO contacts / 2

Zoro # G716041240
Mfr # 3RQ1000-1HW00
product price: 
$212.99
/ea
Sold in mult. of 3 for $638.97
Siemens Current monitoring relay for IO-Link can be mounted to Contactor 3RT2 3RR2442-1AA40
Siemens

Current monitoring relay for IO-Link can be mounted to Contactor 3RT2

Zoro # G215870228
Mfr # 3RR2442-1AA40
product price: 
$474.99
/ea
Siemens Monitoring relay can be mounted to Contactor 3RT2 3RR2242-2FW30
Siemens

Monitoring relay can be mounted to Contactor 3RT2

Zoro # G316040179
Mfr # 3RR2242-2FW30
product price: 
$412.99
/ea
Sold in mult. of 2 for $825.98
Siemens SIRIUS safety relay basic unit 3SK2 series 20 F-DI 4 F-DQ 3SK2122-1AA10
Siemens

SIRIUS safety relay basic unit 3SK2 series 20 F-DI 4 F-DQ

Zoro # G216039907
Mfr # 3SK2122-1AA10
product price: 
$995.99
/ea
Siemens SIMATIC ET 200SP HA Signal relay module changeover contact 6DL1132-6HD50-0PK0
Siemens

SIMATIC ET 200SP HA Signal relay module changeover contact

Zoro # G716041233
Mfr # 6DL1132-6HD50-0PK0
product price: 
$801.99
/ea
Siemens Timing relay electronic OFF delay without control signal or smooth passing 3RP2540-1AB30
Siemens

Timing relay electronic OFF delay without control signal or smooth passing

Zoro # G116041123
Mfr # 3RP2540-1AB30
product price: 
$236.99
/ea
Sold in mult. of 3 for $710.97
Phoenix Contact DEK-OV- 24DC/ 24DC/ 3/AKT Power 2964296
Phoenix Contact

DEK-OV- 24DC/ 24DC/ 3/AKT Power

Zoro # G616087775
Mfr # 2964296
product price: 
$191.99
/ea
Siemens Timing relay electronic OFF delay without control signal or smooth passing 3RP2540-2AB30
Siemens

Timing relay electronic OFF delay without control signal or smooth passing

Zoro # G516041259
Mfr # 3RP2540-2AB30
product price: 
$203.99
/ea
Sold in mult. of 3 for $611.97
Murrelektronik MB CAP ULTRA ADD-ON-MODULE, IN: 0-26, 4VDC OUT:0-26, 4VDC/3A for max.1A/21S 85462
Murrelektronik

MB CAP ULTRA ADD-ON-MODULE, IN: 0-26, 4VDC OUT:0-26, 4VDC/3A for max.1A/21S

Zoro # G000533642
Mfr # 85462
product price: 
$923.99
/ea
Siemens digitally adjustable monitoring relay phase failure phase sequence 3UG5618-2CR20
Siemens

digitally adjustable monitoring relay phase failure phase sequence

Zoro # G815994423
Mfr # 3UG5618-2CR20
product price: 
$385.99
/ea
Sold in mult. of 2 for $771.98
Siemens Monitoring relay can be mounted to Contactor 3RT2 3RR2243-1FA30
Siemens

Monitoring relay can be mounted to Contactor 3RT2

Zoro # G616040152
Mfr # 3RR2243-1FA30
product price: 
$483.99
/ea
Siemens digitally adjustable monitoring relay phase failure phase sequence 3UG5616-2CR20
Siemens

digitally adjustable monitoring relay phase failure phase sequence

Zoro # G515994440
Mfr # 3UG5616-2CR20
product price: 
$438.99
/ea
Sold in mult. of 2 for $877.98
Murrelektronik MIRO TR 5VDC SK OPTO-COUPLER MODULE, IN: 5, 5 VDC - OUT: 48 VDC / 2 A, 6, 2 mm screw-type terminal 52502
Murrelektronik

MIRO TR 5VDC SK OPTO-COUPLER MODULE, IN: 5, 5 VDC - OUT: 48 VDC / 2 A, 6, 2 mm screw-type terminal

Zoro # G200533534
Mfr # 52502
product price: 
$95.19
/ea
Siemens SIRIUS safety relay Output expansion 4RO with relay enabling circuits 4 NO 3SK1211-1BB00
Siemens

SIRIUS safety relay Output expansion 4RO with relay enabling circuits 4 NO

Zoro # G516039942
Mfr # 3SK1211-1BB00
product price: 
$295.99
/ea
Sold in mult. of 2 for $591.98
Siemens Current/voltage measuring module V2 Set current 20.200 A 3UF7113-1BA01-0
Siemens

Current/voltage measuring module V2 Set current 20.200 A

Zoro # G316314867
Mfr # 3UF7113-1BA01-0
product price: 
$880.99
/ea
Phoenix Contact RF-Z0016 Color-coding Color: 1620593
Phoenix Contact

RF-Z0016 Color-coding Color:

Zoro # G516088278
Mfr # 1620593
product price: 
$2.39
/ea
Sold in mult. of 50 for $119.50
Siemens Fault signaling relay T5570 230 V AC 5 A with reset with transparent cap 5TT3460
Siemens

Fault signaling relay T5570 230 V AC 5 A with reset with transparent cap

Zoro # G316041169
Mfr # 5TT3460
product price: 
$372.99
/ea
Sold in mult. of 2 for $745.98
Siemens Thermistor motor protection relay Standard evaluation unit 22.5 mm 3RN2013-1BA30
Siemens

Thermistor motor protection relay Standard evaluation unit 22.5 mm

Zoro # G416041267
Mfr # 3RN2013-1BA30
product price: 
$259.99
/ea
Sold in mult. of 2 for $519.98
Electrical Relays (6,500+ items) - Page 110
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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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electrical pin connectors24v ac relay spdtmonitoring relay phaseoff delay timer relay3" saddle clamp
analog monitoring relaydayton time relaypneumatic reversing relayplug-in general purposecoil 24v

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