Top 51 Industrial Scientific Electrical Relays

Last Updated: Sep 7, 2024 • 21,631 reviews analyzed

Our most popular Industrial Scientific Electrical Relays products based on sales, online popularity and other expert reviews. Updated frequently.

#1
HiLetgo 2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger

HiLetgo 2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger

4.6
On popular sellers 17 days for last 30 days Found on 2022-03-08
#2
Emerson 90 380 Fan Relay 24 Volt Coil, 1

Emerson 90 380 Fan Relay 24 Volt Coil, 1

4.6
On popular sellers 15 days for last 30 days Found on 2022-03-25
#3
BOSCH 0332209150 Changeover Mini Relay - 5 Pins, 12 V, 20/30 A - Single

BOSCH 0332209150 Changeover Mini Relay - 5 Pins, 12 V, 20/30 A - Single

4.5
On popular sellers 17 days for last 30 days Found on 2023-01-12
#4
Tnisesm 2PCS Power Relay AC120V Coil, 30A SPDT(1NO 1NC) 120 VAC with Flange Mounting and 10 Quick Connect Terminals Wires Mini Relay NT90-AC120V-10X

Tnisesm 2PCS Power Relay AC120V Coil, 30A SPDT(1NO 1NC) 120 VAC with Flange Mounting and 10 Quick Connect Terminals Wires Mini Relay NT90-AC120V-10X

3.9
On popular sellers 17 days for last 30 days Found on 2023-01-06
#5
BOSCH 0332201107 Changeover Micro Relay - 5 Pins, 12 V, 30/10 A - Single

BOSCH 0332201107 Changeover Micro Relay - 5 Pins, 12 V, 30/10 A - Single

3.9
On popular sellers 17 days for last 30 days Found on 2023-01-12
#6
mxuteuk 2pcs JQX-13FL AC 110V/120V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay, with Base, with DIN Rail Slotted Aluminum

mxuteuk 2pcs JQX-13FL AC 110V/120V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay, with Base, with DIN Rail Slotted Aluminum

3.9
On popular sellers 13 days for last 30 days Found on 2023-01-06
#7
HiLetgo 2pcs DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V

HiLetgo 2pcs DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V

3.7
On popular sellers 17 days for last 30 days Found on 2022-10-26
#8
BOSCH 0986332002 Normal Open Mini Relay - 4 Pins, 12 V, 70 A - Single

BOSCH 0986332002 Normal Open Mini Relay - 4 Pins, 12 V, 70 A - Single

3.6
On popular sellers 17 days for last 30 days Found on 2023-01-12
#9
Functional Devices RIBU1C Enclosed Pilot Relay, 10 Amp Spdt with 10-30 Vac/Dc/120 Vac Coil

Functional Devices RIBU1C Enclosed Pilot Relay, 10 Amp Spdt with 10-30 Vac/Dc/120 Vac Coil

3.6
On popular sellers 17 days for last 30 days Found on 2022-10-26
#10
Functional Devices RIB2401B Power Relay, 20 Amp SPDT, 24 Vac/dc/120 Vac Coil, NEMA 1 Housing

Functional Devices RIB2401B Power Relay, 20 Amp SPDT, 24 Vac/dc/120 Vac Coil, NEMA 1 Housing

3.6
On popular sellers 17 days for last 30 days Found on 2021-12-13
#11
Inkbird Solid State Relay 40DA DC SSR Black Heat Sink for PID Thermostat Temperature Controller

Inkbird Solid State Relay 40DA DC SSR Black Heat Sink for PID Thermostat Temperature Controller

3.5
On popular sellers 17 days for last 30 days Found on 2021-12-12
#12
Tnuocke 12V 30A 250VAC Fully-Sealed PCB Relay for PC Board or Panel-Mounted,Solve F01 Code Problem of Dryer,with Soldering Sucker Pump G8P-1A4P-12VDC

Tnuocke 12V 30A 250VAC Fully-Sealed PCB Relay for PC Board or Panel-Mounted,Solve F01 Code Problem of Dryer,with Soldering Sucker Pump G8P-1A4P-12VDC

3.4
On popular sellers 17 days for last 30 days Found on 2023-01-12
#13
Omron G7L-2A-BUBJ-CB DC24 General Purpose Relay With Test Button, Class B Insulation, Screw Terminal, Upper Bracket Mounting, Double Pole Single Throw Normally Open Contacts, 79 mA Rated Load Current, 24 VDC Rated Load Voltage

Omron G7L-2A-BUBJ-CB DC24 General Purpose Relay With Test Button, Class B Insulation, Screw Terminal, Upper Bracket Mounting, Double Pole Single Throw Normally Open Contacts, 79 mA Rated Load Current, 24 VDC Rated Load Voltage

3.4
On popular sellers 17 days for last 30 days Found on 2023-01-12
#14
TWTADE/JTX-2C, MK2P-I DPDT Power Relay with Plug-in Terminal Socket Base, AC 110V Coil, 8 Pin 2NO 2NC (Quality Assurance for 1 Years) AC 110V

TWTADE/JTX-2C, MK2P-I DPDT Power Relay with Plug-in Terminal Socket Base, AC 110V Coil, 8 Pin 2NO 2NC (Quality Assurance for 1 Years) AC 110V

3.3
On popular sellers 17 days for last 30 days Found on 2023-01-12
#15
Omron G7L-2A-TUB-J-CB-AC24 General Purpose Relay With Test Button, Class B Insulation, QuickConnect Terminal, Upper Bracket Mounting, Double Pole Single Throw Normally Open Contacts, 71 mA Rated Load Current, 24 VAC Rated Load Voltage

Omron G7L-2A-TUB-J-CB-AC24 General Purpose Relay With Test Button, Class B Insulation, QuickConnect Terminal, Upper Bracket Mounting, Double Pole Single Throw Normally Open Contacts, 71 mA Rated Load Current, 24 VAC Rated Load Voltage

3.3
On popular sellers 17 days for last 30 days Found on 2023-01-12
#16
HiLetgo 2pcs 12V Single Bistable Self-Locking Relay Module Push to Start and Stop

HiLetgo 2pcs 12V Single Bistable Self-Locking Relay Module Push to Start and Stop

3.2
On popular sellers 17 days for last 30 days Found on 2023-01-12
#17
OONO DPST 1NO 1NC 8Amp Power Relay Module, AC/DC 12V Control Voltage

OONO DPST 1NO 1NC 8Amp Power Relay Module, AC/DC 12V Control Voltage

3.2
On popular sellers 15 days for last 30 days Found on 2023-02-04
#18
Omron G7L-1A-TUB-CB-AC100/120 General Purpose Relay, Class B Insulation, QuickConnect Terminal, Upper Bracket Mounting, Single Pole Single Throw Normally Open Contacts, 17 to 20.4 mA Rated Load Current, 100 to 120 VAC Rated Load Voltage

Omron G7L-1A-TUB-CB-AC100/120 General Purpose Relay, Class B Insulation, QuickConnect Terminal, Upper Bracket Mounting, Single Pole Single Throw Normally Open Contacts, 17 to 20.4 mA Rated Load Current, 100 to 120 VAC Rated Load Voltage

3.2
On popular sellers 17 days for last 30 days Found on 2022-04-04
#19
5v Relay Module 1 Channel Relay Board for Raspberry Pi with Opto-Isolated High or Low Level Trigger 5v 1 Channel Relay Switch for Arduino

5v Relay Module 1 Channel Relay Board for Raspberry Pi with Opto-Isolated High or Low Level Trigger 5v 1 Channel Relay Switch for Arduino

3.2
On popular sellers 17 days for last 30 days Found on 2023-01-12
#20
CG Solid State Relay SSR-25DD DC to DC Input 3-32VDC To Output 5-240VDC 25A Single Phase Plastic Cover

CG Solid State Relay SSR-25DD DC to DC Input 3-32VDC To Output 5-240VDC 25A Single Phase Plastic Cover

3.2
On popular sellers 15 days for last 30 days Found on 2021-12-12
#21
G8P-1A4P-12VDC 30A 250VAC Fully-Sealed PCB Dryer Relay with 10g Solder Wire Tool Combination for Replacement on The Circuit Board PC Board or Panel-Mounted HE004

G8P-1A4P-12VDC 30A 250VAC Fully-Sealed PCB Dryer Relay with 10g Solder Wire Tool Combination for Replacement on The Circuit Board PC Board or Panel-Mounted HE004

3.2
On popular sellers 17 days for last 30 days Found on 2023-06-20
#22
HiLetgo 2pcs 12V 30A One Channel Relay Module Optocoupler Isolation High and Low Trigger 12V

HiLetgo 2pcs 12V 30A One Channel Relay Module Optocoupler Isolation High and Low Trigger 12V

3.2
On popular sellers 17 days for last 30 days Found on 2024-06-03
#23
Supco 90370 General Purpose Fan Relay, 12 A Load Current, 24 V Coil Voltage, Single Pole Double Throw Contacts

Supco 90370 General Purpose Fan Relay, 12 A Load Current, 24 V Coil Voltage, Single Pole Double Throw Contacts

2.9
On popular sellers 13 days for last 30 days Found on 2022-10-26
#24
HiLetgo 2pcs DC 24V 1 Channel Relay Module with OPTO Isolation Support High or Low Level Trigger

HiLetgo 2pcs DC 24V 1 Channel Relay Module with OPTO Isolation Support High or Low Level Trigger

2.8
On popular sellers 15 days for last 30 days Found on 2022-10-26
#25
AEDIKO 8 Channel Relay Module DC 5V Relay Board with OPTO-Isolated Support High or Low Level Trigger

AEDIKO 8 Channel Relay Module DC 5V Relay Board with OPTO-Isolated Support High or Low Level Trigger

2.8
On popular sellers 15 days for last 30 days Found on 2023-01-12
#26
DPST 1NO 1NC 8Amp Power Relay Module, Briidea 24V AC/DC Power Relay Control Voltage, White

DPST 1NO 1NC 8Amp Power Relay Module, Briidea 24V AC/DC Power Relay Control Voltage, White

2.8
On popular sellers 15 days for last 30 days Found on 2024-08-07
#27
NOYITO 30A 1-Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 30A for PLC Automation Equipment Control Industrial Control (1-Channel 5V)

NOYITO 30A 1-Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 30A for PLC Automation Equipment Control Industrial Control (1-Channel 5V)

2.8
On popular sellers 15 days for last 30 days Found on 2023-02-15
#28
CG Solid State Relay SSR-40DA DC to AC Input 3-32VDC To Output 24-480VAC 40A Single Phase Plastic Cover…

CG Solid State Relay SSR-40DA DC to AC Input 3-32VDC To Output 24-480VAC 40A Single Phase Plastic Cover…

2.7
On popular sellers 13 days for last 30 days Found on 2022-01-23
#29
Inkbird SSR Solid State Relay SSR 40DA for PID Thermostat Temperature Controller

Inkbird SSR Solid State Relay SSR 40DA for PID Thermostat Temperature Controller

2.7
On popular sellers 13 days for last 30 days Found on 2021-12-12
#30
TWTADE/AC 110V 10A Coil Electromagnetic Power Relay 8 Pins 2DPT 2NO+2NC with Indicator Light and Socket Base -YJ2N-LY

TWTADE/AC 110V 10A Coil Electromagnetic Power Relay 8 Pins 2DPT 2NO+2NC with Indicator Light and Socket Base -YJ2N-LY

2.5
On popular sellers 11 days for last 30 days Found on 2023-03-11
#31
SSR-40DA 40A Solid State Relay Input 3-32V DC Output 24-380V AC (SSR-40 DA)

SSR-40DA 40A Solid State Relay Input 3-32V DC Output 24-380V AC (SSR-40 DA)

2.5
On popular sellers 11 days for last 30 days Found on 2022-10-26
#32
HiLetgo 12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger

HiLetgo 12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger

2.5
On popular sellers 13 days for last 30 days Found on 2023-01-12
#33
Kyoto Electric KF0602D DC-to-DC Solid State Relay, 32 Volt, DC Input, 2 Amp, 4-Pin, 1.4"L x 0.3"W x 0.9"H

Kyoto Electric KF0602D DC-to-DC Solid State Relay, 32 Volt, DC Input, 2 Amp, 4-Pin, 1.4"L x 0.3"W x 0.9"H

2.4
On popular sellers 13 days for last 30 days Found on 2021-12-12
#34
Relay 68083380AA (Set of 2) 12VDC 35A, 4 Pins SPST Automotive Power Relay Compatible with 12088567

Relay 68083380AA (Set of 2) 12VDC 35A, 4 Pins SPST Automotive Power Relay Compatible with 12088567

2.4
On popular sellers 13 days for last 30 days Found on 2023-08-10
#35
TE CONNECTIVITY / POTTER & BRUMFIELD T92P7D22-12 POWER RELAY, 12VDC, 30A, DPST-NO, FLANGE

TE CONNECTIVITY / POTTER & BRUMFIELD T92P7D22-12 POWER RELAY, 12VDC, 30A, DPST-NO, FLANGE

2.4
On popular sellers 13 days for last 30 days Found on 2023-01-12
#36
Rayex LD-12F-R Plastic Enclosed-Style Relay, Spdt, 12V, 40A, 87 Ohms Coil, 5 Pin, 1.10" Width, 1.10" Length (Pack of 2)

Rayex LD-12F-R Plastic Enclosed-Style Relay, Spdt, 12V, 40A, 87 Ohms Coil, 5 Pin, 1.10" Width, 1.10" Length (Pack of 2)

2.4
On popular sellers 13 days for last 30 days Found on 2023-01-19
#37
CGELE Solid State Relay SSR-40AA AC to AC Input 70-250VAC to Output 24-480VAC 40A Single Phase Plastic Cover

CGELE Solid State Relay SSR-40AA AC to AC Input 70-250VAC to Output 24-480VAC 40A Single Phase Plastic Cover

2.4
On popular sellers 13 days for last 30 days Found on 2023-01-12
#38
CGELE 3PCS Aluminum Heat Sink SSR Dissipation for Single Phase Solid State Relay 10A,25A,40A Black Radiator…

CGELE 3PCS Aluminum Heat Sink SSR Dissipation for Single Phase Solid State Relay 10A,25A,40A Black Radiator…

2.4
On popular sellers 13 days for last 30 days Found on 2021-12-13
#39
Electromagnetic Power Relay, 8-Pin 10 AMP 110V/120V AC Relay Coil with Socket Base, LED Indicator, DPDT 2NO 2NC - MY2NJ 2PCS [Applicable for DIN Rail System]

Electromagnetic Power Relay, 8-Pin 10 AMP 110V/120V AC Relay Coil with Socket Base, LED Indicator, DPDT 2NO 2NC - MY2NJ 2PCS [Applicable for DIN Rail System]

2.3
On popular sellers 8 days for last 30 days Found on 2023-09-06
#40
BlueStars 2PCS Solid State Relay SSR-25DD DC to DC Input 3-32VDC Output 5-200VDC 25A Single Phase Semi-Conductor Relay Module - Pack of 2 - Control 3-32V DC Load 5-200V DC

BlueStars 2PCS Solid State Relay SSR-25DD DC to DC Input 3-32VDC Output 5-200VDC 25A Single Phase Semi-Conductor Relay Module - Pack of 2 - Control 3-32V DC Load 5-200V DC

2.2
On popular sellers 13 days for last 30 days Found on 2024-04-12
#41
mxuteuk 2pcs AC 110V/120V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay General Purpose JQX-13F-DZ-AC110V

mxuteuk 2pcs AC 110V/120V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay General Purpose JQX-13F-DZ-AC110V

2.2
On popular sellers 11 days for last 30 days Found on 2023-01-12
#42
HiLetgo 2pcs SSR-25DA 25A 250V Solid State Relay Module

HiLetgo 2pcs SSR-25DA 25A 250V Solid State Relay Module

2.2
On popular sellers 11 days for last 30 days Found on 2021-12-12
#43
DaFuRui 5v Relay Module，8Pack 1 Channel Relay Module 5v Relay Board with Optocoupler Support High/Low Level Trigger for Arduino Relay

DaFuRui 5v Relay Module，8Pack 1 Channel Relay Module 5v Relay Board with Optocoupler Support High/Low Level Trigger for Arduino Relay

2.1
On popular sellers 11 days for last 30 days Found on 2023-01-12
#44
Baomain High Power Relay JQX-62F-2Z Coil Voltage AC 110V 80A DPDT 2NO 2NC Electronmagnetic Relay

Baomain High Power Relay JQX-62F-2Z Coil Voltage AC 110V 80A DPDT 2NO 2NC Electronmagnetic Relay

2
On popular sellers 11 days for last 30 days Found on 2023-02-04
#45
Wired DC-DC 10Amp Isolated Solid State Relay Module, SSR in 3-32VDC Out 5-30VDC, for Raspberry-Pi Arduino ESP32 PLC MCU DSP

Wired DC-DC 10Amp Isolated Solid State Relay Module, SSR in 3-32VDC Out 5-30VDC, for Raspberry-Pi Arduino ESP32 PLC MCU DSP

2
On popular sellers 11 days for last 30 days Found on 2023-02-04
#46
EPLZON NT90-AC120V-10X Power Relay AC 120V Coil 120 VAC 30A SPDT(1NO 1NC) with Flange Mounting and 10 Quick Connect Terminals Wires Mini Relay(Pack of 2pcs)

EPLZON NT90-AC120V-10X Power Relay AC 120V Coil 120 VAC 30A SPDT(1NO 1NC) with Flange Mounting and 10 Quick Connect Terminals Wires Mini Relay(Pack of 2pcs)

2
On popular sellers 11 days for last 30 days Found on 2024-05-01
#47
AEDIKO 2pcs DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger

AEDIKO 2pcs DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger

2
On popular sellers 11 days for last 30 days Found on 2023-02-14
#48
mxuteuk 2pcs JQX-13FL DC 12V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay, with Base, with DIN Rail Slotted Aluminum

mxuteuk 2pcs JQX-13FL DC 12V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay, with Base, with DIN Rail Slotted Aluminum

2
On popular sellers 2 days for last 30 days Found on 2023-05-22
#49
TWTADE/JQX-12F-2Z DC 12V Coil Voltage 30A DPDT 2NO+2NC General Purpose High Power Relay 8 Pin (Quality assurance for 1 years)

TWTADE/JQX-12F-2Z DC 12V Coil Voltage 30A DPDT 2NO+2NC General Purpose High Power Relay 8 Pin (Quality assurance for 1 years)

1.8
On popular sellers 8 days for last 30 days Found on 2023-02-04
#50
TWTADE 2PCS SSR-25 DA 25A 3-32V DC / 24-480V AC SSR Single Phase Solid State Relay

TWTADE 2PCS SSR-25 DA 25A 3-32V DC / 24-480V AC SSR Single Phase Solid State Relay

1.7
On popular sellers 8 days for last 30 days Found on 2021-12-13
#51
AEDIKO 4pcs DC 12V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level

AEDIKO 4pcs DC 12V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level

1.7
On popular sellers 8 days for last 30 days Found on 2023-01-12

EDITOR'S NOTES

During our Industrial Scientific Electrical Relays research, we found hundreds Industrial Scientific Electrical Relays products and shortlisted 51 quality products. We collected and analyzed 21,631 customer reviews through our big data system to write the Industrial Scientific Electrical Relays list. We found that most customers choose Industrial Scientific Electrical Relays with an average rating of 1.9 . The seller of top 1 product with rating 4.6 and has received honest feedback from 1,086 consumers.

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