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  9. Motor Overload Relays

Motor Overload Relays (1,000+ items) - Page 15

Noark Overload, 20A, 2P RHU-10-20K1
Noark

Overload, 20A, 2P

Zoro # G8666820
Mfr # RHU-10-20K1
product price: 
$45.95
/ea
Sold in mult. of 2 for $91.90
Imo Automation Thermal Overload Relay 4-6A/YD 7-10.5A, Manual Reset U12/16E6-MC
Imo Automation

Thermal Overload Relay 4-6A/YD 7-10.5A, Manual Reset

Zoro # G124241102
Mfr # U12/16E6-MC
product price: 
$58.75
/ea
Noark Thermal overload relay (TOR) - 100A frame - 55-70A setting - class 10 - direct mount EX9R100B70A
Noark

Thermal overload relay (TOR) - 100A frame - 55-70A setting - class 10 - direct mount

Zoro # G222704714
Mfr # EX9R100B70A
product price: 
$131.99
/ea
Square D OVERLOAD RELAY REPLACES OBSOLETE LRD1510 LRD10L
Square D

OVERLOAD RELAY REPLACES OBSOLETE LRD1510

Zoro # G624273313
Mfr # LRD10L
product price: 
$78.27
/ea
Accurex OVERLOAD, 2.6A, 3.7A, CL10, SQD LR 383704
Accurex

OVERLOAD, 2.6A, 3.7A, CL10, SQD LR

Zoro # G121848823
Mfr # 383704
product price: 
$335.99
/ea
Noark Overload 75 Amp 2P RHU-80L-75K3
Noark

Overload 75 Amp 2P

Zoro # G7028797
Mfr # RHU-80L-75K3
product price: 
$91.19
/ea
Square D OVERLOAD RELAY, 23-32 A REPLACE PART# LRD1530 LRD32L
Square D

OVERLOAD RELAY, 23-32 A REPLACE PART# LRD1530

Zoro # G424258169
Mfr # LRD32L
product price: 
$83.00
/ea
Lovato Thermal Overload Relay Manual, 5PK 11RF95
Lovato

Thermal Overload Relay Manual, 5PK

Zoro # G622708954
Mfr # 11RF95
product price: 
$593.99
/pk of 5, $118.80/ea
Noark Overload 35-47A 2 Pole, 1 RHUS-80/1-47
Noark

Overload 35-47A 2 Pole, 1

Zoro # G7159663
Mfr # RHUS-80/1-47
product price: 
$80.15
/ea
Noark Overload, 30A, 3P RHU-10-30A1
Noark

Overload, 30A, 3P

Zoro # G3856244
Mfr # RHU-10-30A1
product price: 
$41.29
/ea
Noark Overload 17.5-21.5A 3 Pole, 2 RHU-10/2-21.5
Noark

Overload 17.5-21.5A 3 Pole, 2

Zoro # G7159627
Mfr # RHU-10/2-21.5
product price: 
$50.79
/ea
Square D MELTING ALLOY OVERLOAD RELAY 600V 2 9065SEO5
Square D

MELTING ALLOY OVERLOAD RELAY 600V 2

Zoro # G224276738
Mfr # 9065SEO5
product price: 
$206.99
/ea
Noark Overload 38 Amp 3P RHU-10-38A2
Noark

Overload 38 Amp 3P

Zoro # G7160205
Mfr # RHU-10-38A2
product price: 
$41.29
/ea
Sold in mult. of 2 for $82.58
Square D BIMETALLIC OVERLOAD RELAY LR2K0322
Square D

BIMETALLIC OVERLOAD RELAY

Zoro # G224281459
Mfr # LR2K0322
product price: 
$215.99
/ea
Imo Automation Thermal Overload Relay With Din Rail Mount Base And Cable U60X00665
Imo Automation

Thermal Overload Relay With Din Rail Mount Base And Cable

Zoro # G724236805
Mfr # U60X00665
product price: 
$279.99
/ea
Imo Automation Thermal Overload Relay 0.6-0.9A U12/16E0.9-MC
Imo Automation

Thermal Overload Relay 0.6-0.9A

Zoro # G824262285
Mfr # U12/16E0.9-MC
product price: 
$58.75
/ea
Lovato Non Phase Failure / Non Single 3 Pole Overload RFN381400
Lovato

Non Phase Failure / Non Single 3 Pole Overload

Zoro # G522868796
Mfr # RFN381400
product price: 
$164.99
/ea
Noark Overload, 47A, 3P RHU-80-47A1
Noark

Overload, 47A, 3P

Zoro # G3855142
Mfr # RHU-80-47A1
product price: 
$78.25
/ea
Lovato Overload Relay 4.5-7.5 Amps, 5PK 11RF975
Lovato

Overload Relay 4.5-7.5 Amps, 5PK

Zoro # G022708608
Mfr # 11RF975
product price: 
$593.99
/pk of 5, $118.80/ea
Lovato O/L Manual Or Automatic Reset RF200150
Lovato

O/L Manual Or Automatic Reset

Zoro # G822868885
Mfr # RF200150
product price: 
$1,247.99
/ea
Square D 30-40A CLASS 20IEC OVRLD RELAY LR3D3555
Square D

30-40A CLASS 20IEC OVRLD RELAY

Zoro # G924293479
Mfr # LR3D3555
product price: 
$136.99
/ea
Imo Automation Thermal Overload Relay 8-11A/YD 14-19A MCOR-1-11
Imo Automation

Thermal Overload Relay 8-11A/YD 14-19A

Zoro # G624242289
Mfr # MCOR-1-11
product price: 
$70.15
/ea
Noark Overload 21.5 Amp 2P RHU-10-21.5K2
Noark

Overload 21.5 Amp 2P

Zoro # G7160099
Mfr # RHU-10-21.5K2
product price: 
$45.95
/ea
Sold in mult. of 2 for $91.90
Mcguire Overload Relays, Up Relay 112-549U
Mcguire

Overload Relays, Up Relay

Zoro # G7828397
Mfr # 112-549U
product price: 
$142.99
/ea
Noark Overload 9.0-12.5A 3 Pole RHU-10/1-12.5
Noark

Overload 9.0-12.5A 3 Pole

Zoro # G8155438
Mfr # RHU-10/1-12.5
product price: 
$54.39
/ea
Imo Automation Thermal Overload Relay For MC210 To MC316 Contactors MCOR-6-320
Imo Automation

Thermal Overload Relay For MC210 To MC316 Contactors

Zoro # G224253661
Mfr # MCOR-6-320
product price: 
$1,004.99
/ea
Lovato 09-15A Overload, 5PK 11RF915
Lovato

09-15A Overload, 5PK

Zoro # G722708793
Mfr # 11RF915
product price: 
$593.99
/pk of 5, $118.80/ea
Square D OVERLOAD RELAY 2.5-4.0A LRD08L
Square D

OVERLOAD RELAY 2.5-4.0A

Zoro # G224258406
Mfr # LRD08L
product price: 
$78.27
/ea
Noark Thermal overload relay - 38A frame - 30-38A setting - class 10 - direct mount EX9R38B38A
Noark

Thermal overload relay - 38A frame - 30-38A setting - class 10 - direct mount

Zoro # G422704972
Mfr # EX9R38B38A
product price: 
$91.49
/ea
Noark Overload .9-1.3A 3 Pole RHU-10/1-1.3
Noark

Overload .9-1.3A 3 Pole

Zoro # G7159566
Mfr # RHU-10/1-1.3
product price: 
$45.35
/ea
Sold in mult. of 2 for $90.70
Lovato 3P Ovrld Relay 0.1-0.16 Amps For Bf09-Bf38 RF380016
Lovato

3P Ovrld Relay 0.1-0.16 Amps For Bf09-Bf38

Zoro # G022868852
Mfr # RF380016
product price: 
$103.99
/ea
Noark Overload 24.5-36A 2 Pole, 2 RHUS-80/2-36
Noark

Overload 24.5-36A 2 Pole, 2

Zoro # G7028535
Mfr # RHUS-80/2-36
product price: 
$75.35
/ea
Noark Electronic Overload Relay - Ex9RE - 40A frame - 1.8-9A setting - class 5/10/20/30 EX9RE40B09
Noark

Electronic Overload Relay - Ex9RE - 40A frame - 1.8-9A setting - class 5/10/20/30

Zoro # G622704826
Mfr # EX9RE40B09
product price: 
$238.99
/ea
Morse MFG MOTOR, 14HP, 1PH, 48 RB EXP 960-E1-P
Morse

MFG MOTOR, 14HP, 1PH, 48 RB EXP

Zoro # G608248986
Mfr # 960-E1-P
product price: 
$2,951.99
/ea
Poweramp Overload Relays, 120Vac Relay 7141-0062
Poweramp

Overload Relays, 120Vac Relay

Zoro # G7827934
Mfr # 7141-0062
product price: 
$58.89
/ea
Poweramp Overload Relays, Relay 7141-0073
Poweramp

Overload Relays, Relay

Zoro # G7827697
Mfr # 7141-0073
product price: 
$100.99
/ea
Motor Overload Relays (1,000+ items) - Page 15
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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.
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