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  7. Electrical Switches & Relays
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  9. Electrical Relays

Electrical Relays (6,500+ items) - Page 134

Siemens Solid State Relay, 1 Phase, Ring Cable, Panel Mount 3RF2370-3AA06
Siemens

Solid State Relay, 1 Phase, Ring Cable, Panel Mount

Zoro # G415874880
Mfr # 3RF2370-3AA06
product price: 
$419.99
/ea
Sold in mult. of 2 for $839.98
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2340-1AA22
Siemens

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

Zoro # G415855018
Mfr # 3RF2340-1AA22
product price: 
$183.99
/ea
Sold in mult. of 3 for $551.97
Siemens Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount 3RF2350-3AA24
Siemens

Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount

Zoro # G415874897
Mfr # 3RF2350-3AA24
product price: 
$229.99
/ea
Sold in mult. of 3 for $689.97
Siemens coupling contactor relay 2 NO + 2 NC 3RH2122-2KF40-1AA0
Siemens

coupling contactor relay 2 NO + 2 NC

Zoro # G415960965
Mfr # 3RH2122-2KF40-1AA0
product price: 
$74.15
/ea
Sold in mult. of 6 for $444.90
Murrelektronik EUROCARD HOLDER, SKT 32 F, Z+B, mounting rail / screw-type terminal 63510
Murrelektronik

EUROCARD HOLDER, SKT 32 F, Z+B, mounting rail / screw-type terminal

Zoro # G400691959
Mfr # 63510
product price: 
$135.99
/ea
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2340-1BA06
Siemens

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

Zoro # G415855377
Mfr # 3RF2340-1BA06
product price: 
$194.99
/ea
Sold in mult. of 3 for $584.97
Siemens Solid State Relay, 1 Phase, Ring Cable, Panel Mount 3RF2350-3AA26
Siemens

Solid State Relay, 1 Phase, Ring Cable, Panel Mount

Zoro # G415874866
Mfr # 3RF2350-3AA26
product price: 
$304.99
/ea
Sold in mult. of 2 for $609.98
Siemens switching relay with 1 NO contact for 230V AC 16A control 24V AC 5TT4201-2
Siemens

switching relay with 1 NO contact for 230V AC 16A control 24V AC

Zoro # G415963300
Mfr # 5TT4201-2
product price: 
$44.15
/ea
Sold in mult. of 9 for $397.35
Sprecher & Schuh RELAY MINI 6A 4PDT LED 120V AC R4N-2314-23-5120-WTL
Sprecher & Schuh

RELAY MINI 6A 4PDT LED 120V AC

Zoro # G415378340
Mfr # R4N-2314-23-5120-WTL
product price: 
$51.95
/ea
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2330-1BA22
Siemens

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

Zoro # G415855155
Mfr # 3RF2330-1BA22
product price: 
$184.99
/ea
Sold in mult. of 4 for $739.96
Siemens switching relay with 2 CO contact for 230V AC 400V 16A 12V DC control 5TT4217-3
Siemens

switching relay with 2 CO contact for 230V AC 400V 16A 12V DC control

Zoro # G415963294
Mfr # 5TT4217-3
product price: 
$63.89
/ea
Sold in mult. of 7 for $447.23
Siemens Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount 3RF2330-3AA26
Siemens

Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount

Zoro # G415855100
Mfr # 3RF2330-3AA26
product price: 
$217.99
/ea
Sold in mult. of 3 for $653.97
Siemens Semiconductor relay 1-phase 3RF2 Overall width 45 mm 3RF2090-1AA45
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 45 mm

Zoro # G415368457
Mfr # 3RF2090-1AA45
product price: 
$162.99
/ea
Sold in mult. of 4 for $651.96
Siemens Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm 3RF2150-1AG04
Siemens

Semiconductor relay 1-phase 3RF2 Overall width 22.5 mm

Zoro # G415919000
Mfr # 3RF2150-1AG04
product price: 
$122.99
/ea
Sold in mult. of 5 for $614.95
Murrelektronik MIRO 6.2 IMPULSE EXTENSION MODULES, IN: 24 VDC - OUT: 24 VDC / 0.1 A, 6, 2 mm screw-type terminal 52320
Murrelektronik

MIRO 6.2 IMPULSE EXTENSION MODULES, IN: 24 VDC - OUT: 24 VDC / 0.1 A, 6, 2 mm screw-type terminal

Zoro # G400533600
Mfr # 52320
product price: 
$135.99
/ea
Murrelektronik MCS 10-3X400-500/24 MIT PFC ACME BL 850806
Murrelektronik

MCS 10-3X400-500/24 MIT PFC ACME BL

Zoro # G400533754
Mfr # 850806
product price: 
$3,407.99
/ea
Murrelektronik RM 122/24 OUTPUT RELAY, IN: 24 VDC - OUT: 250 VAC/DC / 5 A, 2 NO / 2-NC  - 22, 5 mm screw term. 51300
Murrelektronik

RM 122/24 OUTPUT RELAY, IN: 24 VDC - OUT: 250 VAC/DC / 5 A, 2 NO / 2-NC - 22, 5 mm screw term.

Zoro # G300533601
Mfr # 51300
product price: 
$298.99
/ea
Siemens Solid-state contactor 1-phase 3RF2 AC 15 / 27.5 A / 40 Degrees C 24-230 V / 24 V 3RF2370-3BA02
Siemens

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

Zoro # G315855279
Mfr # 3RF2370-3BA02
product price: 
$334.99
/ea
Sold in mult. of 2 for $669.98
Siemens Solid State Relay, 1 Phase, Screw, Panel Mount 3RF2370-1BA06
Siemens

Solid State Relay, 1 Phase, Screw, Panel Mount

Zoro # G315855026
Mfr # 3RF2370-1BA06
product price: 
$226.99
/ea
Sold in mult. of 2 for $453.98
Siemens Monitoring relay can be mounted to Contactor 3RT2 3RR2142-2AW30
Siemens

Monitoring relay can be mounted to Contactor 3RT2

Zoro # G316040162
Mfr # 3RR2142-2AW30
product price: 
$221.99
/ea
Sold in mult. of 3 for $665.97
Siemens Analog monitoring relay Fill level monitoring Resistance monitoring from 2 3UG4501-2AA30
Siemens

Analog monitoring relay Fill level monitoring Resistance monitoring from 2

Zoro # G316040155
Mfr # 3UG4501-2AA30
product price: 
$180.99
/ea
Sold in mult. of 3 for $542.97
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 16 A / 40 Degrees C 48-480 V / 110-230 3RF3416-2BB24
Siemens

Solid-state contactor 3-phase 3RF3 AC 53 / 16 A / 40 Degrees C 48-480 V / 110-230

Zoro # G315855477
Mfr # 3RF3416-2BB24
product price: 
$453.99
/ea
Sold in mult. of 2 for $907.98
Siemens SIRIUS safety relay Safety-oriented Speed monitoring 24 V DC 45 mm overall 3TK2810-1BA42
Siemens

SIRIUS safety relay Safety-oriented Speed monitoring 24 V DC 45 mm overall

Zoro # G316039913
Mfr # 3TK2810-1BA42
product price: 
$2,279.99
/ea
Siemens Solid State Relay, 1 Phase, Screw, DIN Rail or Panel Mount 3RF2350-1BA24
Siemens

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

Zoro # G315874867
Mfr # 3RF2350-1BA24
product price: 
$149.99
/ea
Sold in mult. of 3 for $449.97
Siemens Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount 3RF2330-3AA02
Siemens

Solid State Relay, 1 Phase, Ring Cable, DIN Rail or Panel Mount

Zoro # G315855118
Mfr # 3RF2330-3AA02
product price: 
$163.99
/ea
Sold in mult. of 4 for $655.96
Siemens time-delay device fixed delay 230 V AC accessory for: 3VA IEC undervoltage 3VA9988-0BF22
Siemens

time-delay device fixed delay 230 V AC accessory for: 3VA IEC undervoltage

Zoro # G316046744
Mfr # 3VA9988-0BF22
product price: 
$209.99
/ea
Sold in mult. of 2 for $419.98
Siemens switching relay with 2 NO contact for 230V AC 16A control 230V AC 5TT4202-0
Siemens

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

Zoro # G315963288
Mfr # 5TT4202-0
product price: 
$50.45
/ea
Sold in mult. of 8 for $403.60
Murrelektronik MET 1-PHASE CONTROL AND ISOLATION TRANSFORMER, P: 500VA IN: 230VAC+/- 5% OUT: 230VAC, spring clamp 6686020
Murrelektronik

MET 1-PHASE CONTROL AND ISOLATION TRANSFORMER, P: 500VA IN: 230VAC+/- 5% OUT: 230VAC, spring clamp

Zoro # G300533632
Mfr # 6686020
product price: 
$693.99
/ea
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 9.2 A / 40 Degrees C 48-480 V / 110-230 3RF3410-2BB24
Siemens

Solid-state contactor 3-phase 3RF3 AC 53 / 9.2 A / 40 Degrees C 48-480 V / 110-230

Zoro # G315855231
Mfr # 3RF3410-2BB24
product price: 
$352.99
/ea
Sold in mult. of 2 for $705.98
Murrelektronik MKS-K24M/LED24 VDC RELAY SOCKET MODULES, IN: 24 VDC - OUT: 125 VAC/DC 63012
Murrelektronik

MKS-K24M/LED24 VDC RELAY SOCKET MODULES, IN: 24 VDC - OUT: 125 VAC/DC

Zoro # G300691981
Mfr # 63012
product price: 
$165.99
/ea
Phoenix Contact DEK-OV- 5DC/240AC/800 Power solid-state 2964623
Phoenix Contact

DEK-OV- 5DC/240AC/800 Power solid-state

Zoro # G316087778
Mfr # 2964623
product price: 
$189.99
/ea
Siemens coupling contactor relay 3 NO + 1 NC 3RH2131-2MB40-0KT0
Siemens

coupling contactor relay 3 NO + 1 NC

Zoro # G315960966
Mfr # 3RH2131-2MB40-0KT0
product price: 
$58.69
/ea
Sold in mult. of 7 for $410.83
Murrelektronik SOLID67 DIO16 60mm M12L 5P, SOLID67 Multiprotocol Profinet or Ethernet 54040
Murrelektronik

SOLID67 DIO16 60mm M12L 5P, SOLID67 Multiprotocol Profinet or Ethernet

Zoro # G300533533
Mfr # 54040
product price: 
$81.59
/ea
Siemens coupling contactor relay 4 NO 3RH2140-2MB40-0KT0
Siemens

coupling contactor relay 4 NO

Zoro # G315960973
Mfr # 3RH2140-2MB40-0KT0
product price: 
$71.75
/ea
Sold in mult. of 7 for $502.25
Siemens Digital monitoring relay Voltage monitoring 22.5 mm from 0.1-60 V AC/DC 3UG4631-2AW30
Siemens

Digital monitoring relay Voltage monitoring 22.5 mm from 0.1-60 V AC/DC

Zoro # G315994435
Mfr # 3UG4631-2AW30
product price: 
$376.99
/ea
Sold in mult. of 2 for $753.98
Murrelektronik MST single-phase control and isolation transformer 866836
Murrelektronik

MST single-phase control and isolation transformer

Zoro # G300533717
Mfr # 866836
product price: 
$2,133.99
/ea
Electrical Relays (6,500+ items) - Page 134
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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 PhotocontrolsSensor AccessoriesElectromechanical TimersSensor Cordsets & ReceptaclesSpring Wound Timers
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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