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 Accessibility Statement
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 Controls
  8. /
  9. Motor Overload Relays

Motor Overload Relays (1,000+ items) - Page 4

Dayton Overload Relay, 1NC/1NO, 9 A Min current, 13 A Max current 6ECC4
Dayton

Overload Relay, 1NC/1NO, 9 A Min current, 13 A Max current

Zoro # G3324736
Mfr # 6ECC4
product price:  $31.99
/ea
Schneider Electric Overload Relay, 1NC/1NO, 17 A Min current, 24 A Max current, 690V AC LRD22L
Schneider Electric

Overload Relay, 1NC/1NO, 17 A Min current, 24 A Max current, 690V AC

Zoro # G5383086
Mfr # LRD22L
product price:  $78.61
/ea
Dayton Overload Relay, 1NC/1NO, 1.6 A Min current, 2.5 A Max current 6ECA9
Dayton

Overload Relay, 1NC/1NO, 1.6 A Min current, 2.5 A Max current

Zoro # G1964584
Mfr # 6ECA9
product price:  $20.59
/ea
Square D NEMA Overload Relay, 1NC, 45 A Min current, 135 A Max current, 600V AC 9065ST420
Square D

NEMA Overload Relay, 1NC, 45 A Min current, 135 A Max current, 600V AC

Zoro # G5236384
Mfr # 9065ST420
product price:  $515.99
/ea
Eaton Overload Relay, 1NC/1NO, 20 A Min current, 100 A Max current XTOE100GCSS
Eaton

Overload Relay, 1NC/1NO, 20 A Min current, 100 A Max current

Zoro # G2720706
Mfr # XTOE100GCSS
product price:  $199.99
/ea
Square D NEMA Overload Relay, 1NC, 1.5 A Min current, 4.5 A Max current, 600V AC 9065SFB20
Square D

NEMA Overload Relay, 1NC, 1.5 A Min current, 4.5 A Max current, 600V AC

Zoro # G6106965
Mfr # 9065SFB20
product price:  $220.99
/ea
Eaton Overload Relay, 2NC/2NO, 9 A Min current, 45 A Max current, 690V AC C440A1A045SF2
Eaton

Overload Relay, 2NC/2NO, 9 A Min current, 45 A Max current, 690V AC

Zoro # G010042318
Mfr # C440A1A045SF2
product price:  $347.99
/ea
Abb TA25DU11, OVERLOAD RELAY 7 5-11A TA25DU11
Abb

TA25DU11, OVERLOAD RELAY 7 5-11A

Zoro # G9282580
Mfr # TA25DU11
product price:  $440.99
/ea
Schneider Electric Relay 600V 10Amp Tesys + Optioins CAD32F7
Schneider Electric

Relay 600V 10Amp Tesys + Optioins

Zoro # G0570118
Mfr # CAD32F7
product price:  $89.79
/ea
Weg Rw17-1D3-D063 Weg Overload Relay 4.0-6.3 Amps RW17-1D3-D063
Weg

Rw17-1D3-D063 Weg Overload Relay 4.0-6.3 Amps

Zoro # G022868012
Mfr # RW17-1D3-D063
product price:  $61.79
/ea
Schneider Electric Overload Relay, 1NC/1NO, 0.23 A Min current, 0.36 A Max current, 690V AC LR2K0303
Schneider Electric

Overload Relay, 1NC/1NO, 0.23 A Min current, 0.36 A Max current, 690V AC

Zoro # G3154426
Mfr # LR2K0303
product price:  $78.29
/ea
Schneider Electric Overload Relay, 1NC/1NO, 55 A Min current, 70 A Max current, 1000V AC LRD3361
Schneider Electric

Overload Relay, 1NC/1NO, 55 A Min current, 70 A Max current, 1000V AC

Zoro # G3158933
Mfr # LRD3361
product price:  $160.40
/ea
Square D NEMA Overload Relay, 1NC, 30 A Min current, 90 A Max current, 600V AC 9065ST320
Square D

NEMA Overload Relay, 1NC, 30 A Min current, 90 A Max current, 600V AC

Zoro # G5236341
Mfr # 9065ST320
product price:  $350.99
/ea
No Product Image Available
Weg

Overload Relay

Zoro # G0834465
Mfr # RW27-1D3-U008
product price:  $40.89
/ea
Siemens Overload Relay, 1NC/1NO, 3.5 A Min current, 5 A Max current, 690V AC 3RU21161FB0
Siemens

Overload Relay, 1NC/1NO, 3.5 A Min current, 5 A Max current, 690V AC

Zoro # G4286597
Mfr # 3RU21161FB0
product price:  $67.39
/ea
Siemens Overload Relay, 1NC/1NO, 4.5 A Min current, 6.3 A Max current, 690V AC 3RU21161GB0
Siemens

Overload Relay, 1NC/1NO, 4.5 A Min current, 6.3 A Max current, 690V AC

Zoro # G4286606
Mfr # 3RU21161GB0
product price:  $75.69
/ea
Schneider Electric Overload Relay, 1NC/1NO, 0.25 A Min current, 0.40 A Max current, 690V AC LRD03
Schneider Electric

Overload Relay, 1NC/1NO, 0.25 A Min current, 0.40 A Max current, 690V AC

Zoro # G1137062
Mfr # LRD03
product price:  $96.25
/ea
Square D NEMA Overload Relay, 1NC, 45 A Min current, 135 A Max current, 600V AC 9065SF420
Square D

NEMA Overload Relay, 1NC, 45 A Min current, 135 A Max current, 600V AC

Zoro # G6953651
Mfr # 9065SF420
product price:  $544.99
/ea
Dayton Overload Relay, 1NC/1NO, 23 A Min current, 32 A Max current 6EAZ7
Dayton

Overload Relay, 1NC/1NO, 23 A Min current, 32 A Max current

Zoro # G0322542
Mfr # 6EAZ7
product price:  $42.89
/ea
Eaton Overload Relay, 2NC/2NO, 9 A Min current, 45 A Max current, 690V AC C440A1A045SDD
Eaton

Overload Relay, 2NC/2NO, 9 A Min current, 45 A Max current, 690V AC

Zoro # G710041833
Mfr # C440A1A045SDD
product price:  $307.99
/ea
Siemens Overload Relay, 1NC/1NO, 17 A Min current, 22 A Max current, 690V AC 3RU21264CB0
Siemens

Overload Relay, 1NC/1NO, 17 A Min current, 22 A Max current, 690V AC

Zoro # G4286773
Mfr # 3RU21264CB0
product price:  $93.95
/ea
Eaton Overload Relay, 1NC/1NO, 2.4 A Min current, 4 A Max current XTOM004AC1
Eaton

Overload Relay, 1NC/1NO, 2.4 A Min current, 4 A Max current

Zoro # G2408795
Mfr # XTOM004AC1
product price:  $74.89
/ea
Schneider Electric Overload Relay, 1NC/1NO, 48 A Min current, 65 A Max current, 690V AC LRD365L
Schneider Electric

Overload Relay, 1NC/1NO, 48 A Min current, 65 A Max current, 690V AC

Zoro # G2513944
Mfr # LRD365L
product price:  $165.99
/ea
Idec Overload Relay, 25A, 660VAC RSSDN-25A
Idec

Overload Relay, 25A, 660VAC

Zoro # G912472718
Mfr # RSSDN-25A
product price:  $40.99
/ea
Schneider Electric Overload Module, 3 A Min current, 12 A Max current, 690V AC LUCA12BL
Schneider Electric

Overload Module, 3 A Min current, 12 A Max current, 690V AC

Zoro # G0561760
Mfr # LUCA12BL
product price:  $142.99
/ea
Eaton Overload Relay, 1NC/1NO, 4 A Min current, 20 A Max current XTOE020CGSS
Eaton

Overload Relay, 1NC/1NO, 4 A Min current, 20 A Max current

Zoro # G1278435
Mfr # XTOE020CGSS
product price:  $191.99
/ea
Schneider Electric Thermal Overload Relay, 1NC/1NO, 25 A Max current, 1000V AC LRD3322
Schneider Electric

Thermal Overload Relay, 1NC/1NO, 25 A Max current, 1000V AC

Zoro # G0569926
Mfr # LRD3322
product price:  $152.99
/ea
Brah Electric IEC Overload Relay, 1NO/1NC, 17 A Min current, 25 A Max current, 660 V BLR2D1322
Brah Electric

IEC Overload Relay, 1NO/1NC, 17 A Min current, 25 A Max current, 660 V

Zoro # G715543141
Mfr # BLR2D1322
product price:  $62.15
/ea
Schneider Electric IEC Overload Relay, 1NC/1NO, 1.6 A Min current, 2.5 A Max current, 690V AC DPER07
Schneider Electric

IEC Overload Relay, 1NC/1NO, 1.6 A Min current, 2.5 A Max current, 690V AC

Zoro # G403481120
Mfr # DPER07
product price:  $28.99
/ea
Siemens Overload relay 12.5.50 A Electronic For motor protection Size S2 Class 3RB3036-1UB0
Siemens

Overload relay 12.5.50 A Electronic For motor protection Size S2 Class

Zoro # G115874791
Mfr # 3RB3036-1UB0
product price:  $318.99
/ea
Sold in mult. of 2 for $637.98
Schneider Electric Control Relay 600Vac 10Amp Iec +Options CA4KN40BW3
Schneider Electric

Control Relay 600Vac 10Amp Iec +Options

Zoro # G0570109
Mfr # CA4KN40BW3
product price:  $85.99
/ea
Square D Thermal Overload Relay, 1NC/1NO, 37 A Min current, 50 A Max current, 1000V AC LRD3357
Square D

Thermal Overload Relay, 1NC/1NO, 37 A Min current, 50 A Max current, 1000V AC

Zoro # G309982011
Mfr # LRD3357
product price:  $157.99
/ea
Schneider Electric Control Relay 600Vac 10Amp Iec +Options CA3KN31BD3
Schneider Electric

Control Relay 600Vac 10Amp Iec +Options

Zoro # G0570066
Mfr # CA3KN31BD3
product price:  $78.89
/ea
Schneider Electric Thermal Overload Relay, 1NC/1NO, 9 A Min current, 13 A Max current, 690V AC LR3D16
Schneider Electric

Thermal Overload Relay, 1NC/1NO, 9 A Min current, 13 A Max current, 690V AC

Zoro # G0569880
Mfr # LR3D16
product price:  $88.89
/ea
Schneider Electric Thermal Overload Relay, 1NC/1NO, 1.6 A Min current, 2.5 A Max current, 690V AC LR3D07
Schneider Electric

Thermal Overload Relay, 1NC/1NO, 1.6 A Min current, 2.5 A Max current, 690V AC

Zoro # G0853015
Mfr # LR3D07
product price:  $94.69
/ea
Schneider Electric IEC Overload Relay, 1NC/1NO, 9 A Min current, 13 A Max current, 690V AC DPER16
Schneider Electric

IEC Overload Relay, 1NC/1NO, 9 A Min current, 13 A Max current, 690V AC

Zoro # G703481127
Mfr # DPER16
product price:  $29.49
/ea
Motor Overload Relays (1,000+ items) - Page 4
  • First
  • Previous
  • 4
    of 37 pages
  • Next
  • Last
How was your search?

About Motor Overload Relays

An overload relay is an electrical protection device that is designed to prevent an electric motor from drawing too much current and burning out. This type of relay monitors the current being drawn by the motor, and if it exceeds a certain threshold, it will trip the circuit and shut off power to the motor.

Types of Overload Relays

Overload relays come in many different types, including DC overload relays, electronic overload relays, and motor overload relays. Each type of relay is designed for a specific purpose and can be customized based on the application requirements. For example, some relays are designed for high-voltage applications while others are better suited for low-voltage operations.

How Overload Relays are Made

Overload relays are typically made from metal alloys such as copper or aluminum. These metals provide good conductivity so that electricity can flow through them easily. The components inside an overload relay are usually composed of semiconductor materials like silicon or gallium arsenide which allow them to detect changes in current flow.

Industries that use Overload Relays

Overload relays are commonly used in industrial settings such as manufacturing plants or power plants where large amounts of electricity need to be managed efficiently. They are also used in residential applications such as air conditioners or water heaters where they help protect against damage caused by surges in electricity demand.

Find the Overload 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 & AccessoriesThermal UnitsManual Motor SwitchesSwitches
Electrical RelaysProximity SensorsLighting PhotocontrolsSensor AccessoriesSensor Cordsets & Receptacles
3 phase thermal overload relaymotor overload switchsprecher and schuhmanual overload reset pushrelay overload and start
manual overloadoverload relay thermal unitiec overloadge overload relaycontact information

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
  • Tax Exemption

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