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  1. Home
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  3. Electrical Supplies
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  5. Industrial Electrical Controls & Automation
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  7. Electrical Controls
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  9. Motor Overload Relays

Motor Overload Relays (1,000+ items) - Page 26

Noark Overload, 12.5A, 2P RHU-10-12.5K1
Noark

Overload, 12.5A, 2P

Zoro # G3854905
Mfr # RHU-10-12.5K1
product price: 
$45.39
/ea
Sold in mult. of 2 for $90.78
Poweramp Overload Relays, Overload Relay 7141-0147
Poweramp

Overload Relays, Overload Relay

Zoro # G7828022
Mfr # 7141-0147
product price: 
$329.99
/ea
Noark Overload 5.5-7.5A 2 Pole RHUS-5-7.5
Noark

Overload 5.5-7.5A 2 Pole

Zoro # G7028386
Mfr # RHUS-5-7.5
product price: 
$44.39
/ea
Sold in mult. of 2 for $88.78
Lovato Th.Overload Relay 60-82A Bf40- RF828200
Lovato

Th.Overload Relay 60-82A Bf40-

Zoro # G322868903
Mfr # RF828200
product price: 
$298.99
/ea
Noark Thermal overload relay - 38A frame - 7-10A setting - class 10 - direct mount EX9R38B10A
Noark

Thermal overload relay - 38A frame - 7-10A setting - class 10 - direct mount

Zoro # G322704898
Mfr # EX9R38B10A
product price: 
$91.49
/ea
Noark Overload 0.90-1.3A 3 Pole RHU-5-1.3
Noark

Overload 0.90-1.3A 3 Pole

Zoro # G7028273
Mfr # RHU-5-1.3
product price: 
$44.95
/ea
Sold in mult. of 2 for $89.90
Square D OVERLOAD RELAY REPLACES OBSOLETE LRD1510 LRD10L
Square D

OVERLOAD RELAY REPLACES OBSOLETE LRD1510

Zoro # G624273313
Mfr # LRD10L
product price: 
$78.27
/ea
Square D BIMETALLIC OVERLOAD RELAY LR2K0322
Square D

BIMETALLIC OVERLOAD RELAY

Zoro # G224281459
Mfr # LR2K0322
product price: 
$215.99
/ea
Lovato 3P Single Phase 1.6-2.5A Motor RF380250
Lovato

3P Single Phase 1.6-2.5A Motor

Zoro # G822868809
Mfr # RF380250
product price: 
$108.99
/ea
Noark Overload, 38A, 2P RHU-10-38K2
Noark

Overload, 38A, 2P

Zoro # G8668202
Mfr # RHU-10-38K2
product price: 
$45.95
/ea
Sold in mult. of 2 for $91.90
Imo Automation Thermal Overload Relay 23-32A/YD 40-55A MCOR-1-32
Imo Automation

Thermal Overload Relay 23-32A/YD 40-55A

Zoro # G524251909
Mfr # MCOR-1-32
product price: 
$125.99
/ea
Noark Overload, 25A, 2P RHU-10-25K2
Noark

Overload, 25A, 2P

Zoro # G3853724
Mfr # RHU-10-25K2
product price: 
$45.95
/ea
Sold in mult. of 2 for $91.90
Imo Automation Thermal Overload Relay 6-9A/YD 10.5-15.5A MCOR-1-9
Imo Automation

Thermal Overload Relay 6-9A/YD 10.5-15.5A

Zoro # G724241151
Mfr # MCOR-1-9
product price: 
$67.29
/ea
Noark Thermal overload relay (TOR) - 100A frame - 63-80A setting - class 10 - direct mount EX9R100B80A
Noark

Thermal overload relay (TOR) - 100A frame - 63-80A setting - class 10 - direct mount

Zoro # G822704824
Mfr # EX9R100B80A
product price: 
$131.99
/ea
Imo Automation Thermal Overload Relay 17-24A/YD 30-41A MCOR-1-24
Imo Automation

Thermal Overload Relay 17-24A/YD 30-41A

Zoro # G124289395
Mfr # MCOR-1-24
product price: 
$83.85
/ea
Kelley Overload Relays, Relay No 30A, 12Vdc Coil KMF2756
Kelley

Overload Relays, Relay No 30A, 12Vdc Coil

Zoro # G7828074
Mfr # KMF2756
product price: 
$98.89
/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
Square D 0.63A 600V OVERLOAD RELAY LRD04
Square D

0.63A 600V OVERLOAD RELAY

Zoro # G724281539
Mfr # LRD04
product price: 
$76.65
/ea
Lovato 3P O/L Relay 17-23Amps W/Manua RF382300
Lovato

3P O/L Relay 17-23Amps W/Manua

Zoro # G322868880
Mfr # RF382300
product price: 
$720.99
/pk of 5, $144.20/ea
Lovato Th.Overload Relay 28-42A Bf40- RF824200
Lovato

Th.Overload Relay 28-42A Bf40-

Zoro # G122868721
Mfr # RF824200
product price: 
$246.99
/ea
Imo Automation Thermal Overload Relay 2.7-4A/YD 4.7-7A, Manual Reset U12/16E4-MC
Imo Automation

Thermal Overload Relay 2.7-4A/YD 4.7-7A, Manual Reset

Zoro # G524238047
Mfr # U12/16E4-MC
product price: 
$58.75
/ea
Square D MELTING ALLOY OVERLOAD RELAY 600VAC 9065SDO8
Square D

MELTING ALLOY OVERLOAD RELAY 600VAC

Zoro # G724276689
Mfr # 9065SDO8
product price: 
$330.99
/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
Weg Rw27-2D3-D125 Weg Thermal Overload 8-12.5 RW27-2D3-D125
Weg

Rw27-2D3-D125 Weg Thermal Overload 8-12.5

Zoro # G322868507
Mfr # RW27-2D3-D125
product price: 
$82.29
/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
Copeland Compressor OVERLOAD RELAY 971-0127-37
Copeland Compressor

OVERLOAD RELAY

Zoro # G610443515
Mfr # 971-0127-37
product price: 
$123.99
/ea
Imo Automation Thermal Overload Relay 10-14A, /YD 18-24A MCOR-2-14
Imo Automation

Thermal Overload Relay 10-14A, /YD 18-24A

Zoro # G524249500
Mfr # MCOR-2-14
product price: 
$159.99
/ea
Lovato T/O Relay 2, 5-4A RF380400
Lovato

T/O Relay 2, 5-4A

Zoro # G922868884
Mfr # RF380400
product price: 
$115.99
/ea
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
Square D Differential thermal overload relays, TeSys K, 0.8 to 1.2 A, class 10A LR2K0306
Square D

Differential thermal overload relays, TeSys K, 0.8 to 1.2 A, class 10A

Zoro # G924293509
Mfr # LR2K0306
product price: 
$215.99
/ea
Imo Automation Thermal Overload Relay 0.8-1.2A MCOR-1-1.2
Imo Automation

Thermal Overload Relay 0.8-1.2A

Zoro # G224250202
Mfr # MCOR-1-1.2
product price: 
$64.69
/ea
Square D BIMETALLIC OVERLOAD RELAY LR2K0312
Square D

BIMETALLIC OVERLOAD RELAY

Zoro # G524286178
Mfr # LR2K0312
product price: 
$215.99
/ea
Noark Overload 2.9-4.0A 2 Pole RHUS-10/1-4.0
Noark

Overload 2.9-4.0A 2 Pole

Zoro # G7159453
Mfr # RHUS-10/1-4.0
product price: 
$39.39
/ea
Sold in mult. of 2 for $78.78
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
Noark Overload Class 20 95-130A MT-150/3D-113S
Noark

Overload Class 20 95-130A

Zoro # G7168928
Mfr # MT-150/3D-113S
product price: 
$260.99
/ea
Poweramp Overload Relays, Overload 7141-0148
Poweramp

Overload Relays, Overload

Zoro # G7827575
Mfr # 7141-0148
product price: 
$477.99
/ea
Motor Overload Relays (1,000+ items) - Page 26
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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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