Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us
Added to Cart
Skip to Main Content
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Customer Service
Cart Icon
0
Cart Icon
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Electrical Supplies
  4. /
  5. Industrial Electrical Controls & Automation
  6. /
  7. Electrical Switches & Relays
  8. /
  9. Electrical Relays

Electrical Relays (6,500+ items) - Page 106

Siemens Device termination connector for 3SK1 safety relay Width 22.5 mm 3ZY1212-2DA00
Siemens

Device termination connector for 3SK1 safety relay Width 22.5 mm

Zoro # G016314808
Mfr # 3ZY1212-2DA00
product price:  $39.69
/ea
Sold in mult. of 13 for $515.97
Te Connectivity PCB, PCB Relay, 1 A, Pin 5-1617543-9
Te Connectivity

PCB, PCB Relay, 1 A, Pin

Zoro # G300975340
Mfr # 5-1617543-9
product price:  $98.99
/ea
Sold in mult. of 2 for $197.98
Siemens Digital monitoring relay cos phi and current monitoring from 90-690 V AC 3UG4641-2CS20
Siemens

Digital monitoring relay cos phi and current monitoring from 90-690 V AC

Zoro # G715994417
Mfr # 3UG4641-2CS20
product price:  $379.99
/ea
Sold in mult. of 2 for $759.98
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
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 Monitoring relay can be mounted to Contactor 3RT2 3RR2143-1AA30
Siemens

Monitoring relay can be mounted to Contactor 3RT2

Zoro # G716040144
Mfr # 3RR2143-1AA30
product price:  $236.99
/ea
Sold in mult. of 2 for $473.98
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
Siemens Current monitoring relay for IO-Link can be mounted to Contactor 3RR2443-3AA40
Siemens

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

Zoro # G115870229
Mfr # 3RR2443-3AA40
product price:  $582.99
/ea
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:  $167.99
/ea
Sold in mult. of 3 for $503.97
Siemens Solid State Relay, 1 Phase, Screw, Panel Mount 3RF2370-1BA26
Siemens

Solid State Relay, 1 Phase, Screw, Panel Mount

Zoro # G315855057
Mfr # 3RF2370-1BA26
product price:  $354.99
/ea
Sold in mult. of 2 for $709.98
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:  $649.99
/ea
Siemens Thermistor motor protection relay Standard evaluation unit 22.5 mm 3RN2010-2BW30
Siemens

Thermistor motor protection relay Standard evaluation unit 22.5 mm

Zoro # G016041223
Mfr # 3RN2010-2BW30
product price:  $134.99
/ea
Sold in mult. of 3 for $404.97
Siemens Solid-state contactor 3-phase 3RF3 AC 53 / 12.5 A / 40 °C 48-480 V / 3RF3412-1BB24
Siemens

Solid-state contactor 3-phase 3RF3 AC 53 / 12.5 A / 40 °C 48-480 V /

Zoro # G215855720
Mfr # 3RF3412-1BB24
product price:  $385.99
/ea
Sold in mult. of 2 for $771.98
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 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 1 NO contact / 1 3RQ1000-1EW00
Siemens

Positively driven coupling relay in industrial enclosure 1 NO contact / 1

Zoro # G816041119
Mfr # 3RQ1000-1EW00
product price:  $183.99
/ea
Sold in mult. of 3 for $551.97
Siemens Current monitoring relay for IO-Link can be mounted to Contactor 3RT2 3RR2441-2AA40
Siemens

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

Zoro # G815870222
Mfr # 3RR2441-2AA40
product price:  $461.99
/ea
Sold in mult. of 2 for $923.98
Square D NEMA Control Relay, Type X, timing, 1 minute on delay, 10A resistive at 600VAC, 2 normally open, 120VAC 60Hz coil 8501XO20XTE1V02
Square D

NEMA Control Relay, Type X, timing, 1 minute on delay, 10A resistive at 600VAC, 2 normally open, 120VAC 60Hz coil

Zoro # G0844369
Mfr # 8501XO20XTE1V02
product price:  $514.99
/ea
Siemens EMERGENCY OFF relay T55 230V 10A Overall depth 55 mm 5TT5200
Siemens

EMERGENCY OFF relay T55 230V 10A Overall depth 55 mm

Zoro # G316041190
Mfr # 5TT5200
product price:  $626.99
/ea
Murrelektronik Mico Pro Potential distributor 2 x 2 x 06, Multiplying two channels 5-times , max 20 A each channel 9000-41000-0002206
Murrelektronik

Mico Pro Potential distributor 2 x 2 x 06, Multiplying two channels 5-times , max 20 A each channel

Zoro # G500533630
Mfr # 9000-41000-0002206
product price:  $173.99
/ea
Te Connectivity Plain Case, General Purpose Relay, 10 A, Solder Hook 4-1617002-8
Te Connectivity

Plain Case, General Purpose Relay, 10 A, Solder Hook

Zoro # G700984690
Mfr # 4-1617002-8
product price:  $530.99
/ea
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 Current/voltage measuring module for dry-running protection of 3UF7123-1BA01-0
Siemens

Current/voltage measuring module for dry-running protection of

Zoro # G616314857
Mfr # 3UF7123-1BA01-0
product price:  $2,705.99
/ea
Te Connectivity PCB, PCB Relay, 1 A, Pin 1-1617543-0
Te Connectivity

PCB, PCB Relay, 1 A, Pin

Zoro # G900974583
Mfr # 1-1617543-0
product price:  $105.99
/ea
Sold in mult. of 50 for $5,299.50
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
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 SIRIUS safety relay Basic unit Advanced series with time delay 0.05-3 s 3SK1122-1CB41
Siemens

SIRIUS safety relay Basic unit Advanced series with time delay 0.05-3 s

Zoro # G316039944
Mfr # 3SK1122-1CB41
product price:  $307.99
/ea
Sold in mult. of 2 for $615.98
Siemens monitoring relay phase failure phase sequence and asymmetry monitoring 3x 3UG5512-2AR21
Siemens

monitoring relay phase failure phase sequence and asymmetry monitoring 3x

Zoro # G716040151
Mfr # 3UG5512-2AR21
product price:  $192.99
/ea
Sold in mult. of 3 for $578.97
Siemens digital monitoring relay current monitoring from 0.05 to 10 A AC/DC 3UG5522-2AW30
Siemens

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

Zoro # G115994406
Mfr # 3UG5522-2AW30
product price:  $232.99
/ea
Sold in mult. of 2 for $465.98
Siemens time-delay device adjustable for undervoltage release UVR 220/250V AC/DC 3VW9011-0AE13
Siemens

time-delay device adjustable for undervoltage release UVR 220/250V AC/DC

Zoro # G516127847
Mfr # 3VW9011-0AE13
product price:  $577.99
/ea
Siemens Device connector set for 3SK2 safety relay Width 45 mm for electrical 3ZY1212-4GA01
Siemens

Device connector set for 3SK2 safety relay Width 45 mm for electrical

Zoro # G316314799
Mfr # 3ZY1212-4GA01
product price:  $44.89
/ea
Sold in mult. of 11 for $493.79
Siemens Digital monitoring relay Current monitoring 22.5 mm for IO-Link 3UG4822-2AA40
Siemens

Digital monitoring relay Current monitoring 22.5 mm for IO-Link

Zoro # G215994412
Mfr # 3UG4822-2AA40
product price:  $329.99
/ea
Sold in mult. of 2 for $659.98
Siemens Timing relay electronic with star-delta wye-delta function 1-20 s 3RP2560-2SW30
Siemens

Timing relay electronic with star-delta wye-delta function 1-20 s

Zoro # G716041134
Mfr # 3RP2560-2SW30
product price:  $209.99
/ea
Sold in mult. of 2 for $419.98
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
Te Connectivity PCB, PCB Relay, 1 A, Long Lead 1617133-3
Te Connectivity

PCB, PCB Relay, 1 A, Long Lead

Zoro # G400973284
Mfr # 1617133-3
product price:  $60.95
/ea
Sold in mult. of 3 for $182.85
Siemens Digital monitoring relay Speed monitoring for IO-Link from 0.1...2200 rpm 3UG4851-2AA40
Siemens

Digital monitoring relay Speed monitoring for IO-Link from 0.1...2200 rpm

Zoro # G215994405
Mfr # 3UG4851-2AA40
product price:  $467.99
/ea
Electrical Relays (6,500+ items) - Page 106
  • First
  • Previous
  • 106
    of 182 pages
  • Next
  • Last
How was your search?

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

Electrical Contactors & ContactsMotor Starters, Enclosures & AccessoriesMotor Overload RelaysProximity SensorsLighting Photocontrols
Sensor AccessoriesElectromechanical TimersElectronic TimersSensor Cordsets & ReceptaclesSpring Wound Timers
pneumatic reversing relaypin socketoff delay timer relaysingle function time delayone shot relay
3" saddle clampmonitoring relay phasecoil 24vplug-in general purposemounting snap track

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research

Zoro, Inc

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc