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  9. Electrical Relays

Electrical Relays (7,000+ items) - Page 109

Siemens Timing relay electronic Multifunction 3RP2005-2AQ30
Siemens

Timing relay electronic Multifunction

Zoro # G915281782
Mfr # 3RP2005-2AQ30
product price: 
$198.99
/ea
Sold in mult. of 3 for $596.97
Siemens DELTA shutter controller FM isolating relay compact with extension input 3 A 230 5TC1271
Siemens

DELTA shutter controller FM isolating relay compact with extension input 3 A 230

Zoro # G916041194
Mfr # 5TC1271
product price: 
$152.99
/ea
Sold in mult. of 3 for $458.97
Siemens SIRIUS safety relay Basic unit Advanced series electronic enabling circuits 3SK1120-2AB40
Siemens

SIRIUS safety relay Basic unit Advanced series electronic enabling circuits

Zoro # G916039900
Mfr # 3SK1120-2AB40
product price: 
$245.99
/ea
Sold in mult. of 2 for $491.98
Siemens Positively driven coupling relay in industrial enclosure 2 NO contacts / 1 3RQ1000-2GW00
Siemens

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

Zoro # G916041187
Mfr # 3RQ1000-2GW00
product price: 
$207.99
/ea
Sold in mult. of 3 for $623.97
Murrelektronik MIRO SAFE+ T 2 24, 24 VAC/DC - 3 NO  / 2 NO  delayed, 1 NC  / 3 plc , 45 mm spring clamps 3000-33113-3020060
Murrelektronik

MIRO SAFE+ T 2 24, 24 VAC/DC - 3 NO / 2 NO delayed, 1 NC / 3 plc , 45 mm spring clamps

Zoro # G800617863
Mfr # 3000-33113-3020060
product price: 
$1,690.99
/ea
Siemens Digital monitoring relay Voltage monitoring 22.5 mm for IO-Link 10...600 V 3UG4832-1AA40
Siemens

Digital monitoring relay Voltage monitoring 22.5 mm for IO-Link 10...600 V

Zoro # G415994427
Mfr # 3UG4832-1AA40
product price: 
$319.99
/ea
Sold in mult. of 2 for $639.98
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 insulation monitoring relay for ungrounded IT networks up to 400 V AC 3UG4581-2AW31
Siemens

insulation monitoring relay for ungrounded IT networks up to 400 V AC

Zoro # G716314795
Mfr # 3UG4581-2AW31
product price: 
$511.99
/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
Murrelektronik CRADLE PLUG LINK, MIRO, blue, 250V/36A, plastic PA 6 3000-90000-0300010
Murrelektronik

CRADLE PLUG LINK, MIRO, blue, 250V/36A, plastic PA 6

Zoro # G000533499
Mfr # 3000-90000-0300010
product price: 
$10.25
/ea
Siemens Timing relay electronic slow-operating 1 change-over contact 3RP2513-2AW30
Siemens

Timing relay electronic slow-operating 1 change-over contact

Zoro # G516041167
Mfr # 3RP2513-2AW30
product price: 
$88.89
/ea
Sold in mult. of 5 for $444.45
Siemens SIRIUS safety relay Basic unit Advanced series 3 electronic enabling 3SK1122-1AB40
Siemens

SIRIUS safety relay Basic unit Advanced series 3 electronic enabling

Zoro # G516039898
Mfr # 3SK1122-1AB40
product price: 
$307.99
/ea
Sold in mult. of 2 for $615.98
Siemens Voltage relays AC 230/400V 2CO 0.9/1.3+0.7/1.1 With transparent cap 5TT3408
Siemens

Voltage relays AC 230/400V 2CO 0.9/1.3+0.7/1.1 With transparent cap

Zoro # G515873257
Mfr # 5TT3408
product price: 
$507.99
/ea
Siemens Voltage relays AC 230/400V 2W 0.9/1.3 Asymmetrical monitoring With transparent cap 5TT3195
Siemens

Voltage relays AC 230/400V 2W 0.9/1.3 Asymmetrical monitoring With transparent cap

Zoro # G815873254
Mfr # 5TT3195
product price: 
$401.99
/ea
Siemens monitoring relay phase failure phase sequence and asymmetry monitoring 3x 3UG5512-2BR20
Siemens

monitoring relay phase failure phase sequence and asymmetry monitoring 3x

Zoro # G216040163
Mfr # 3UG5512-2BR20
product price: 
$202.99
/ea
Sold in mult. of 3 for $608.97
Siemens Thermistor motor protection relay Compact evaluation unit 17.5 mm enclosure 3RN2010-2CW30
Siemens

Thermistor motor protection relay Compact evaluation unit 17.5 mm enclosure

Zoro # G416041137
Mfr # 3RN2010-2CW30
product price: 
$172.99
/ea
Sold in mult. of 4 for $691.96
Siemens Timing relay electronic OFF delay without control signal or smooth passing 3RP2540-2AW30
Siemens

Timing relay electronic OFF delay without control signal or smooth passing

Zoro # G416041250
Mfr # 3RP2540-2AW30
product price: 
$229.99
/ea
Sold in mult. of 2 for $459.98
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 I-system Motion Detector relay output 230 VAC 50/60Hz 2300W 1150VA 5TC1585
Siemens

I-system Motion Detector relay output 230 VAC 50/60Hz 2300W 1150VA

Zoro # G316041251
Mfr # 5TC1585
product price: 
$272.99
/ea
Sold in mult. of 2 for $545.98
Siemens Timing relay electronic ON delay 1 change-over contact 7PV1512-1AQ30
Siemens

Timing relay electronic ON delay 1 change-over contact

Zoro # G316041183
Mfr # 7PV1512-1AQ30
product price: 
$66.39
/ea
Sold in mult. of 8 for $531.12
Siemens Timing relay electronic OFF delay without control signal or smooth passing 3RP2540-2BB30
Siemens

Timing relay electronic OFF delay without control signal or smooth passing

Zoro # G816041225
Mfr # 3RP2540-2BB30
product price: 
$239.99
/ea
Sold in mult. of 2 for $479.98
Siemens analog monitoring relay current monitoring from 0.05 to 10 A AC/DC 3UG5522-1AW30
Siemens

analog monitoring relay current monitoring from 0.05 to 10 A AC/DC

Zoro # G816040174
Mfr # 3UG5522-1AW30
product price: 
$232.99
/ea
Sold in mult. of 2 for $465.98
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 Digital monitoring relay cos phi and current monitoring for IO-Link 3UG4841-1CA40
Siemens

Digital monitoring relay cos phi and current monitoring for IO-Link

Zoro # G815994409
Mfr # 3UG4841-1CA40
product price: 
$436.99
/ea
Te Connectivity PCB, PCB Relay, 1 A, Long Lead 1-1617119-7
Te Connectivity

PCB, PCB Relay, 1 A, Long Lead

Zoro # G000982990
Mfr # 1-1617119-7
product price: 
$112.99
/ea
Sold in mult. of 2 for $225.98
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 Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-600 V / 24 V DC 3RF2330-1DA06
Siemens

Solid-state contactor 1-phase 3RF2 AC 51 / 30 A / 40 °C 48-600 V / 24 V DC

Zoro # G715855145
Mfr # 3RF2330-1DA06
product price: 
$176.99
/ea
Sold in mult. of 3 for $530.97
Siemens SIRIUS safety relay Output expansion 4RO with relay enabling circuits 4 NO 3SK1211-2BB00
Siemens

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

Zoro # G216039938
Mfr # 3SK1211-2BB00
product price: 
$378.99
/ea
Sold in mult. of 2 for $757.98
Siemens Timing relay electronic on-delay 1 change-over contact 3RP2525-2AW30
Siemens

Timing relay electronic on-delay 1 change-over contact

Zoro # G316041268
Mfr # 3RP2525-2AW30
product price: 
$124.99
/ea
Sold in mult. of 4 for $499.96
Siemens Current measuring module Set current 0.3...3 A Overall width 45 mm 3UF7100-1AA00-0
Siemens

Current measuring module Set current 0.3...3 A Overall width 45 mm

Zoro # G615870224
Mfr # 3UF7100-1AA00-0
product price: 
$214.99
/ea
Sold in mult. of 2 for $429.98
Siemens digitally adjustable monitoring relay phase failure phase sequence 3UG5618-2CR21
Siemens

digitally adjustable monitoring relay phase failure phase sequence

Zoro # G315994404
Mfr # 3UG5618-2CR21
product price: 
$425.99
/ea
Siemens Timing relay electronic on-delay 2 change-over contacts 3RP2525-2BB30
Siemens

Timing relay electronic on-delay 2 change-over contacts

Zoro # G716041257
Mfr # 3RP2525-2BB30
product price: 
$172.99
/ea
Sold in mult. of 4 for $691.96
Siemens insulation monitoring relay for ungrounded IT networks up to 400 V AC 3UG4581-1AW31
Siemens

insulation monitoring relay for ungrounded IT networks up to 400 V AC

Zoro # G616314796
Mfr # 3UG4581-1AW31
product price: 
$538.99
/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 Thermistor motor protection relay Standard evaluation unit 22.5 mm 3RN2011-2BW30
Siemens

Thermistor motor protection relay Standard evaluation unit 22.5 mm

Zoro # G516041143
Mfr # 3RN2011-2BW30
product price: 
$159.99
/ea
Sold in mult. of 3 for $479.97
Siemens Positively driven coupling relay in industrial enclosure 2 NO contacts / 1 3RQ1000-2GB00
Siemens

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

Zoro # G716041127
Mfr # 3RQ1000-2GB00
product price: 
$188.99
/ea
Sold in mult. of 3 for $566.97
Electrical Relays (7,000+ 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.

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