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  5. Industrial Electrical Controls & Automation
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  7. Electrical Switches & Relays
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  9. Electrical Relays

Electrical Relays (6,500+ items) - Page 149

Murrelektronik MST single-phase control and isolation transformer 866080
Murrelektronik

MST single-phase control and isolation transformer

Zoro # G000533710
Mfr # 866080
product price: 
$983.99
/ea
Altech Industrial Relay, 5A, 270VAC, 45x45mm PID500-1-1-04-CU
Altech

Industrial Relay, 5A, 270VAC, 45x45mm

Zoro # G124499244
Mfr # PID500-1-1-04-CU
product price: 
$693.99
/ea
Altech Industrial Relay, 10A GTK-12M-1.6
Altech

Industrial Relay, 10A

Zoro # G024487990
Mfr # GTK-12M-1.6
product price: 
$89.59
/ea
Altech Industrial Relay, 12VDC, SPDT 8931.6
Altech

Industrial Relay, 12VDC, SPDT

Zoro # G124500131
Mfr # 8931.6
product price: 
$293.99
/ea
Altech Industrial Relay, Smart Relay ASR-USB
Altech

Industrial Relay, Smart Relay

Zoro # G624499348
Mfr # ASR-USB
product price: 
$75.75
/ea
Schneider Electric Control relay, TeSys SK, 2NO, <= 690V, 110V AC coil CA2SK20F7
Schneider Electric

Control relay, TeSys SK, 2NO, <= 690V, 110V AC coil

Zoro # G3157555
Mfr # CA2SK20F7
product price: 
$63.69
/ea
Te Connectivity Bracket, Panel Mount, General Purpose Relay, 10 A, Solder, Quick Connect 3-1393117-2
Te Connectivity

Bracket, Panel Mount, General Purpose Relay, 10 A, Solder, Quick Connect

Zoro # G200975532
Mfr # 3-1393117-2
product price: 
$36.29
/ea
Sold in mult. of 5 for $181.45
Murrelektronik MIRO SAFE+ SWITCH BCS L 24, 24 VAC/DC - 3 N/O contact / 1 N/C contact, 22, 5 mm screw clamps 3000-33113-3020020
Murrelektronik

MIRO SAFE+ SWITCH BCS L 24, 24 VAC/DC - 3 N/O contact / 1 N/C contact, 22, 5 mm screw clamps

Zoro # G300617936
Mfr # 3000-33113-3020020
product price: 
$671.99
/ea
Pilz Safety Relay 774730
Pilz

Safety Relay

Zoro # G023561820
Mfr # 774730
product price: 
$773.99
/ea
Diversified AC Over Current Monitor/Relays CMO-120-ASE-5
Diversified

AC Over Current Monitor/Relays

Zoro # G109227268
Mfr # CMO-120-ASE-5
product price: 
$463.99
/ea
Siemens insulation monitoring relay for non-grounded IT networks up to 250 V AC 3UG4582-2AW31
Siemens

insulation monitoring relay for non-grounded IT networks up to 250 V AC

Zoro # G816314794
Mfr # 3UG4582-2AW31
product price: 
$658.99
/ea
Murrelektronik ASSEMBLY MODULE MP 16, Mounting rail / screw-type terminal 62020
Murrelektronik

ASSEMBLY MODULE MP 16, Mounting rail / screw-type terminal

Zoro # G000691984
Mfr # 62020
product price: 
$83.35
/ea
Altech Industrial Relay, 110VAC, SPDT 5514.2
Altech

Industrial Relay, 110VAC, SPDT

Zoro # G424498749
Mfr # 5514.2
product price: 
$1,351.99
/ea
Eaton XT IEC Miniature Control Relay, 10A FR A 4NO 230/50 XTRM10A40F
Eaton

XT IEC Miniature Control Relay, 10A FR A 4NO 230/50

Zoro # G916267853
Mfr # XTRM10A40F
product price: 
$79.45
/ea
Te Connectivity 27E460=SOCKET R10  ASSY 2 POLE 1393837-1
Te Connectivity

27E460=SOCKET R10 ASSY 2 POLE

Zoro # G400983368
Mfr # 1393837-1
product price: 
$58.69
/ea
Sold in mult. of 2 for $117.38
Square D Panel Mount, Power Relay, 30 A, Screw 8501CO7V29
Square D

Panel Mount, Power Relay, 30 A, Screw

Zoro # G0845796
Mfr # 8501CO7V29
product price: 
$67.89
/ea
Siemens Positively driven coupling relay in industrial enclosure 4 NO contacts / 1 3RQ1000-1LW00
Siemens

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

Zoro # G116041260
Mfr # 3RQ1000-1LW00
product price: 
$238.99
/ea
Sold in mult. of 2 for $477.98
Te Connectivity Socket, Power Relay, 2 Pins, Plug-in 7-1393101-6
Te Connectivity

Socket, Power Relay, 2 Pins, Plug-in

Zoro # G405865980
Mfr # 7-1393101-6
product price: 
$102.99
/ea
Te Connectivity FCA-410-1621M - M83536/16-021M 1-1617754-9
Te Connectivity

FCA-410-1621M - M83536/16-021M

Zoro # G600983373
Mfr # 1-1617754-9
product price: 
$572.99
/ea
Phoenix Contact PLC-RSC- 24UC/21AU PLC-INTERFACE 2966278
Phoenix Contact

PLC-RSC- 24UC/21AU PLC-INTERFACE

Zoro # G416105181
Mfr # 2966278
product price: 
$35.55
/ea
Sold in mult. of 10 for $355.50
Schneider Electric Universal plug-in relay - Zelio RUM - 3, 48V AC Coil Volts, 3 C/O RUMC31E7
Schneider Electric

Universal plug-in relay - Zelio RUM - 3, 48V AC Coil Volts, 3 C/O

Zoro # G000906378
Mfr # RUMC31E7
product price: 
$20.35
/ea
Sold in mult. of 10 for $203.50
Siemens Digital Monitoring Relay, 15 A, 24VAC/DC 3UG4622-1AA30
Siemens

Digital Monitoring Relay, 15 A, 24VAC/DC

Zoro # G4320805
Mfr # 3UG4622-1AA30
product price: 
$243.99
/ea
Altech Industrial Relay, 110VAC, SPDT 8942.2
Altech

Industrial Relay, 110VAC, SPDT

Zoro # G524500793
Mfr # 8942.2
product price: 
$388.99
/ea
Murrelektronik MICO electronic circuit protection, 4 CHANNELS, IN: 24 V DC OUT: 24 V DC / 4-6-8-10 A 9000-41034-0401000
Murrelektronik

MICO electronic circuit protection, 4 CHANNELS, IN: 24 V DC OUT: 24 V DC / 4-6-8-10 A

Zoro # G600533745
Mfr # 9000-41034-0401000
product price: 
$436.99
/ea
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
Te Connectivity General Purpose Relay 1393230-9
Te Connectivity

General Purpose Relay

Zoro # G001025559
Mfr # 1393230-9
product price: 
$69.49
/ea
Sold in mult. of 7 for $486.43
Siemens monitoring relay phase failure phase sequence and asymmetry monitoring 3x 3UG5512-2AR20
Siemens

monitoring relay phase failure phase sequence and asymmetry monitoring 3x

Zoro # G916040159
Mfr # 3UG5512-2AR20
product price: 
$176.99
/ea
Sold in mult. of 3 for $530.97
Functional Devices-Rib RIB Enclosed Relay, 10A, NEMA 4/4X, DPDT, 24VAC/DC/120VAC RIB2401D-N4
Functional Devices-Rib

RIB Enclosed Relay, 10A, NEMA 4/4X, DPDT, 24VAC/DC/120VAC

Zoro # G608641398
Mfr # RIB2401D-N4
product price: 
$92.75
/ea
Murrelektronik Mico Pro endless plug-in link 1x blue 1x red, max. 40A, 500mm length 9000-41000-0000002
Murrelektronik

Mico Pro endless plug-in link 1x blue 1x red, max. 40A, 500mm length

Zoro # G300533649
Mfr # 9000-41000-0000002
product price: 
$61.99
/ea
Dwyer Instruments MOD CURRENT W/ALARM 16A3150
Dwyer Instruments

MOD CURRENT W/ALARM

Zoro # G410391788
Mfr # 16A3150
product price: 
$798.99
/ea
No Product Image Available
Atc Diversified Electronics

Current Sensor Relay, 5 A, Single

Zoro # G724301688
Mfr # CMO120ASA5
product price: 
$903.99
/ea
Siemens Plug-In Relay, 24V DC, 6 A, Pins LZX:PT580024
Siemens

Plug-In Relay, 24V DC, 6 A, Pins

Zoro # G8367345
Mfr # LZX:PT580024
product price: 
$38.29
/ea
Idec Relay 3PDT LED Side Flange RR3B-ULSDC110V
Idec

Relay 3PDT LED Side Flange

Zoro # G715279491
Mfr # RR3B-ULSDC110V
product price: 
$29.39
/ea
Macromatic CommPhaseRely, 20Pin, 10-132VDC/102-132VAC PC1MDUL-G
Macromatic

CommPhaseRely, 20Pin, 10-132VDC/102-132VAC

Zoro # G608377839
Mfr # PC1MDUL-G
product price: 
$569.99
/ea
Omron Slim Style Solid State Relay, Spring Terminal, DIN Rail, MOSFET G3RV-ST500-D AC/DC24
Omron

Slim Style Solid State Relay, Spring Terminal, DIN Rail, MOSFET

Zoro # G710877579
Mfr # G3RV-ST500-D AC/DC24
product price: 
$75.15
/ea
Siemens Thermistor motor protection relay Compact evaluation unit 17.5 mm enclosure 3RN2010-1CW30
Siemens

Thermistor motor protection relay Compact evaluation unit 17.5 mm enclosure

Zoro # G916041132
Mfr # 3RN2010-1CW30
product price: 
$172.99
/ea
Sold in mult. of 4 for $691.96
Electrical Relays (6,500+ items) - Page 149
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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

SwitchesElectrical Contactors & ContactsMotor Overload RelaysMotor Starters, Enclosures & AccessoriesProximity Sensors
Lighting PhotocontrolsSpring Wound TimersSensor AccessoriesSensor Cordsets & ReceptaclesThermal Units
time delay off relaytime on delaysdin mount relaysdayton relay sockets12 volt dc relays
120v coil relayomron relay dpdtmacromatic pmpusdin rail timer relaysmacromatic tr-6512u

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