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  9. Electrical Relays

Electrical Relays (6,500+ items) - Page 109

Siemens voltage reducer module for insulation monitoring relay 3UG4583 for 3UG4983-2AA01
Siemens

voltage reducer module for insulation monitoring relay 3UG4583 for

Zoro # G216314806
Mfr # 3UG4983-2AA01
product price:  $774.99
/ea
Siemens Semiconductor relay 3-phase 3RF2 55 A / 40 °C 48-600 V / 110 V AC 3-phase 3RF2255-1AC35
Siemens

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

Zoro # G116041192
Mfr # 3RF2255-1AC35
product price:  $343.99
/ea
Sold in mult. of 2 for $687.98
Siemens Thermistor motor protection relay Standard evaluation unit 22.5 mm 3RN2013-1GW30
Siemens

Thermistor motor protection relay Standard evaluation unit 22.5 mm

Zoro # G716041158
Mfr # 3RN2013-1GW30
product price:  $426.99
/ea
Sold in mult. of 2 for $853.98
Siemens Timing relay electronic slow-operating 1 change-over contact 3RP2513-1AW30
Siemens

Timing relay electronic slow-operating 1 change-over contact

Zoro # G516041174
Mfr # 3RP2513-1AW30
product price:  $104.99
/ea
Sold in mult. of 5 for $524.95
Te Connectivity PCB, PCB Relay, 1 A, Pin 1617129-1
Te Connectivity

PCB, PCB Relay, 1 A, Pin

Zoro # G400974779
Mfr # 1617129-1
product price:  $94.95
/ea
Sold in mult. of 50 for $4,747.50
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
Schneider Electric Expansion module, Modicon MCM, 4 safety relay outputs, screw XPSMCMER0004
Schneider Electric

Expansion module, Modicon MCM, 4 safety relay outputs, screw

Zoro # G7688579
Mfr # XPSMCMER0004
product price:  $316.99
/ea
Siemens time-delay device adjustable for undervoltage release UVR 60V AC/DC 3VW9011-0AE15
Siemens

time-delay device adjustable for undervoltage release UVR 60V AC/DC

Zoro # G716127852
Mfr # 3VW9011-0AE15
product price:  $577.99
/ea
Siemens Timing relay electronic slow-operating 1 change-over contact 3RP2512-1AW30
Siemens

Timing relay electronic slow-operating 1 change-over contact

Zoro # G616041210
Mfr # 3RP2512-1AW30
product price:  $112.99
/ea
Sold in mult. of 5 for $564.95
Siemens Semiconductor relay 1-phase 3RF2 Overall width 45 mm 3RF2050-1AA44
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 45 mm

Zoro # G215919002
Mfr # 3RF2050-1AA44
product price:  $124.99
/ea
Sold in mult. of 5 for $624.95
Phoenix Contact RF-Z0015 Color-coding Color: 1620592
Phoenix Contact

RF-Z0015 Color-coding Color:

Zoro # G416088293
Mfr # 1620592
product price:  $2.29
/ea
Sold in mult. of 50 for $114.50
Siemens Solid-state contactor 3-phase 3RF2 AC 51 / 20 A / 40 °C 48-600 V / 110 V AC 3RF2420-1AC35
Siemens

Solid-state contactor 3-phase 3RF2 AC 51 / 20 A / 40 °C 48-600 V / 110 V AC

Zoro # G815855090
Mfr # 3RF2420-1AC35
product price:  $355.99
/ea
Sold in mult. of 2 for $711.98
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 Monitoring relay can be mounted to Contactor 3RT2 3RR2143-3AA30
Siemens

Monitoring relay can be mounted to Contactor 3RT2

Zoro # G716040137
Mfr # 3RR2143-3AA30
product price:  $295.99
/ea
Sold in mult. of 2 for $591.98
Te Connectivity Panel Mount, General Purpose Relay, 2 A, Solder Hook 1-1617038-1
Te Connectivity

Panel Mount, General Purpose Relay, 2 A, Solder Hook

Zoro # G200983322
Mfr # 1-1617038-1
product price:  $226.99
/ea
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 SIRIUS safety relay Basic unit Advanced series with time delay 5-300 s 3SK1122-2CB44
Siemens

SIRIUS safety relay Basic unit Advanced series with time delay 5-300 s

Zoro # G016039930
Mfr # 3SK1122-2CB44
product price:  $415.99
/ea
Sold in mult. of 2 for $831.98
Siemens Monitoring relay can be mounted to Contactor 3RT2 3RR2241-2FA30
Siemens

Monitoring relay can be mounted to Contactor 3RT2

Zoro # G116040164
Mfr # 3RR2241-2FA30
product price:  $345.99
/ea
Sold in mult. of 2 for $691.98
Te Connectivity PCB, PCB Relay, 2 A, Pin 4-1617076-7
Te Connectivity

PCB, PCB Relay, 2 A, Pin

Zoro # G700979924
Mfr # 4-1617076-7
product price:  $719.99
/ea
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 Positively driven coupling relay in industrial enclosure 2 NO contacts / 1 3RQ1000-1GB00
Siemens

Positively driven coupling relay in industrial enclosure 2 NO contacts / 1

Zoro # G516041242
Mfr # 3RQ1000-1GB00
product price:  $221.99
/ea
Sold in mult. of 3 for $665.97
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:  $13.95
/ea
Sold in mult. of 10 for $139.50
Siemens Solid-state contactor 1-phase 3RF2 AC 15 / 27.5 A / 40 Degrees C 24-230 V / 3RF2370-3BA22
Siemens

Solid-state contactor 1-phase 3RF2 AC 15 / 27.5 A / 40 Degrees C 24-230 V /

Zoro # G515855352
Mfr # 3RF2370-3BA22
product price:  $428.99
/ea
Sold in mult. of 2 for $857.98
Siemens Multifunctional module 4 inputs and 2 relay outputs 3UF7600-1AU01-0
Siemens

Multifunctional module 4 inputs and 2 relay outputs

Zoro # G616041180
Mfr # 3UF7600-1AU01-0
product price:  $468.99
/ea
Te Connectivity Socket, General Purpose Relay, 10 A, Pin 4-1617004-7
Te Connectivity

Socket, General Purpose Relay, 10 A, Pin

Zoro # G200985227
Mfr # 4-1617004-7
product price:  $418.99
/ea
Sold in mult. of 15 for $6,284.85
Siemens Thermistor motor protection relay Standard evaluation unit 22.5 mm 3RN2011-1BA30
Siemens

Thermistor motor protection relay Standard evaluation unit 22.5 mm

Zoro # G716041219
Mfr # 3RN2011-1BA30
product price:  $213.99
/ea
Sold in mult. of 3 for $641.97
Siemens Timing relay electronic slow-operating 1 NO semiconductor 2-wire 4 time 3RP2527-2EW30
Siemens

Timing relay electronic slow-operating 1 NO semiconductor 2-wire 4 time

Zoro # G216041160
Mfr # 3RP2527-2EW30
product price:  $88.89
/ea
Sold in mult. of 5 for $444.45
Siemens SIRIUS safety relay Power supply for 3SK1 Advanced series Us = 110-240 V 3SK1230-2AW20
Siemens

SIRIUS safety relay Power supply for 3SK1 Advanced series Us = 110-240 V

Zoro # G416314804
Mfr # 3SK1230-2AW20
product price:  $250.99
/ea
Sold in mult. of 2 for $501.98
Siemens Current/voltage measuring module for dry-running protection of 3UF7123-1AA01-0
Siemens

Current/voltage measuring module for dry-running protection of

Zoro # G616314864
Mfr # 3UF7123-1AA01-0
product price:  $2,705.99
/ea
Te Connectivity PCB, PCB Relay, 1 A, Long Lead 1-1617128-6
Te Connectivity

PCB, PCB Relay, 1 A, Long Lead

Zoro # G000974964
Mfr # 1-1617128-6
product price:  $110.99
/ea
Sold in mult. of 30 for $3,329.70
Siemens SIRIUS safety relay Output expansion 3RO Power with Relay enabling 3SK1213-1AB40
Siemens

SIRIUS safety relay Output expansion 3RO Power with Relay enabling

Zoro # G816039918
Mfr # 3SK1213-1AB40
product price:  $404.99
/ea
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 Timing relay electronic slow-operating 1 change-over contact 3RP2512-2AW30
Siemens

Timing relay electronic slow-operating 1 change-over contact

Zoro # G816041133
Mfr # 3RP2512-2AW30
product price:  $95.35
/ea
Sold in mult. of 5 for $476.75
Murrelektronik BLIND PLUG M8, PLASTIC, 10 pieces, PK10 3858627
Murrelektronik

BLIND PLUG M8, PLASTIC, 10 pieces, PK10

Zoro # G800692013
Mfr # 3858627
product price:  $57.15
/pk 10, $5.72/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 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
Electrical Relays (6,500+ items) - Page 109
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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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pneumatic reversing relaypin socketoff delay timer relaysingle function time delayone shot relay
3" saddle clampmonitoring relay phasecoil 24vplug-in general purposemounting snap track

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