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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 21

Noark Overload Class 20 45-65A MT-63/3D-55S
Noark

Overload Class 20 45-65A

Zoro # G7168404
Mfr # MT-63/3D-55S
product price:  $140.99
/ea
Mcguire Overload Relays, Down Relay 112-549D
Mcguire

Overload Relays, Down Relay

Zoro # G7827505
Mfr # 112-549D
product price:  $139.99
/ea
Lovato 3P Overload Relay 0.4-0.63 Amp For Bf09-Bf38 RF380063
Lovato

3P Overload Relay 0.4-0.63 Amp For Bf09-Bf38

Zoro # G822868854
Mfr # RF380063
product price:  $118.99
/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 45-60A 2 Pole, 2 RHUS-80/2-60
Noark

Overload 45-60A 2 Pole, 2

Zoro # G7654326
Mfr # RHUS-80/2-60
product price:  $66.15
/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 9.0-12.5A 3 Pole RHU-5-12.5
Noark

Overload 9.0-12.5A 3 Pole

Zoro # G7159469
Mfr # RHU-5-12.5
product price:  $45.79
/ea
Noark Overload 35-47A 3 Pole, 3 RHU-80/3-47
Noark

Overload 35-47A 3 Pole, 3

Zoro # G7654344
Mfr # RHU-80/3-47
product price:  $87.19
/ea
Mcguire Overload Relays, Relay, 2 Pole 12 Vdc 112-793
Mcguire

Overload Relays, Relay, 2 Pole 12 Vdc

Zoro # G7827645
Mfr # 112-793
product price:  $63.35
/ea
Noark Overload 7.5 Amp 2P RHU-10-7.5K1
Noark

Overload 7.5 Amp 2P

Zoro # G7028693
Mfr # RHU-10-7.5K1
product price:  $41.29
/ea
Sold in mult. of 2 for $82.58
Noark Overload 58-75A 2 Pole, 3 RHUS-80/3-75
Noark

Overload 58-75A 2 Pole, 3

Zoro # G7159688
Mfr # RHUS-80/3-75
product price:  $70.59
/ea
Noark Overload 29-36A 3 Pole, 2 RHU-10/2-36
Noark

Overload 29-36A 3 Pole, 2

Zoro # G7654143
Mfr # RHU-10/2-36
product price:  $49.55
/ea
Sold in mult. of 2 for $99.10
Poweramp Overload Relays, Overload 7141-0148
Poweramp

Overload Relays, Overload

Zoro # G7827575
Mfr # 7141-0148
product price:  $458.99
/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
Lovato 3P O/L Relay 32.38 Amps W/ Man Or Automatic Reset RF383800
Lovato

3P O/L Relay 32.38 Amps W/ Man Or Automatic Reset

Zoro # G822868847
Mfr # RF383800
product price:  $201.99
/ea
Noark Overload, 10A, 3P RHU-5-10A
Noark

Overload, 10A, 3P

Zoro # G3855921
Mfr # RHU-5-10A
product price:  $46.19
/ea
Sold in mult. of 2 for $92.38
Noark Overload 0.35-0.50A 3 Pole RHU-5-.50
Noark

Overload 0.35-0.50A 3 Pole

Zoro # G7028377
Mfr # RHU-5-.50
product price:  $43.95
/ea
Sold in mult. of 2 for $87.90
Noark Overload 2.3-3.2A 2 Pole RHUS-5-3.2
Noark

Overload 2.3-3.2A 2 Pole

Zoro # G7653949
Mfr # RHUS-5-3.2
product price:  $48.19
/ea
Sold in mult. of 2 for $96.38
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
Lovato Electronic Overload Relay 0, 4 RFE450200
Lovato

Electronic Overload Relay 0, 4

Zoro # G222868782
Mfr # RFE450200
product price:  $201.99
/ea
Noark Overload 45-60A 3 Pole, 2 RHU-80/2-60
Noark

Overload 45-60A 3 Pole, 2

Zoro # G7654317
Mfr # RHU-80/2-60
product price:  $73.15
/ea
Poweramp Overload Relays, Relay 7141-0073
Poweramp

Overload Relays, Relay

Zoro # G7827697
Mfr # 7141-0073
product price:  $98.65
/ea
Noark Overload 4.5-6.3A 3 Pole RHU-5-6.3
Noark

Overload 4.5-6.3A 3 Pole

Zoro # G7159478
Mfr # RHU-5-6.3
product price:  $47.85
/ea
Sold in mult. of 2 for $95.70
Noark Overload 1.8-2.5A 3 Pole RHU-10/1-2.5
Noark

Overload 1.8-2.5A 3 Pole

Zoro # G7654256
Mfr # RHU-10/1-2.5
product price:  $50.59
/ea
Tecumseh OVERLOAD KIT K90-61
Tecumseh

OVERLOAD KIT

Zoro # G609981981
Mfr # K90-61
product price:  $37.19
/ea
Tecumseh Overload Kit K90-63
Tecumseh

Overload Kit

Zoro # G009981987
Mfr # K90-63
product price:  $41.99
/ea
Tecumseh OVERLOAD KIT K90-104
Tecumseh

OVERLOAD KIT

Zoro # G009982021
Mfr # K90-104
product price:  $29.89
/ea
Noark Overload, 25A, 3P RHU-10-25A1
Noark

Overload, 25A, 3P

Zoro # G8666041
Mfr # RHU-10-25A1
product price:  $45.95
/ea
Sold in mult. of 2 for $91.90
Noark Overload 60 Amp 3P RHU-80L-60A3
Noark

Overload 60 Amp 3P

Zoro # G7160293
Mfr # RHU-80L-60A3
product price:  $93.89
/ea
Noark Overload 15-20A 2 Pole, 2 RHUS-10/2-20
Noark

Overload 15-20A 2 Pole, 2

Zoro # G7159548
Mfr # RHUS-10/2-20
product price:  $47.65
/ea
Sold in mult. of 2 for $95.30
Noark Overload, 2.5A, 3P RHU-5-2.5A
Noark

Overload, 2.5A, 3P

Zoro # G3855912
Mfr # RHU-5-2.5A
product price:  $45.95
/ea
Sold in mult. of 2 for $91.90
Noark Overload 1.4-2.0A 3 Pole RHU-10/1-2.0
Noark

Overload 1.4-2.0A 3 Pole

Zoro # G7654265
Mfr # RHU-10/1-2.0
product price:  $45.39
/ea
Siemens SIRIUS Thermal Overload Relay 3RU1146-4FB0
Siemens

SIRIUS Thermal Overload Relay

Zoro # G023510088
Mfr # 3RU1146-4FB0
product price:  $18.15
/ea
Eaton Comm Module, DeviceNet, w/ 24VDC I/O C441L
Eaton

Comm Module, DeviceNet, w/ 24VDC I/O

Zoro # G3022162
Mfr # C441L
product price:  $807.99
/ea
Noark Overload 1.8-2.5A 3 Pole RHU-5-2.5
Noark

Overload 1.8-2.5A 3 Pole

Zoro # G7654098
Mfr # RHU-5-2.5
product price:  $53.99
/ea
Sold in mult. of 2 for $107.98
Noark Overload 1.1-1.6A 3 Pole RHU-10/1-1.6
Noark

Overload 1.1-1.6A 3 Pole

Zoro # G7654238
Mfr # RHU-10/1-1.6
product price:  $45.39
/ea
Sold in mult. of 2 for $90.78
Motor Overload Relays (1,000+ items) - Page 21
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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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