Best Switches Relays of 2025

Last updated on 20/10/2025
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1
Shelly Plus 1 | WiFi & Bluetooth Smart Relay Switch | Home Automation | Compatible with Alexa & Google Home| iOS Android App | No Hub Required | Remote Control Garage Door Opener (2 pack)
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Shelly Plus 1 | WiFi & Bluetooth Smart Relay Switch | Home Automation | Compatible with Alexa & Google Home| iOS Android App | No Hub Required | Remote Control Garage Door Opener (2 pack)
Shelly
Why we love it
  • Easy installation in 10 minutes.
  • Control appliances remotely.
  • Enhanced safety and security.
Main Highlights
  • Shelly Plus 1 is a Wi-Fi & Bluetooth operated smart relay switch with 1 channel,up to 16A that can be used also as a WiFi repeater. Shelly Plus 1 can be used to control any home appliances, electric circuits, and office equipment individually
  • Make any electrical appliance, garage door and irrigation system smart. No need to run additional cables, do unnecessary and expensive renovations or invest in smart appliances. You can now automate and control remotely every electrical appliance – even the old fan, room heater, pool system, door lock or doorbell,Garage Door and Irrigation System– with just a click or a shout
  • Safe and easy to install - Small enough to fit behind every wall switch or wall socket, Shelly Plus 1 is retrofit and can be installed in less than 10 minutes. Enhanced safety and enhanced security MQTT and WSS support, TLS and custom certificates support
  • Shelly customer service - Shelly is one of the fastest growing smart home brands in the world with devices that provide solutions for the automation of homes, buildings and businesses. We offer our customers professional support and a 3-year device warranty
  • Shelly Smart Con trol app will help you control your Shelly devices remotely and will send notifications for all automated events in your home. You can easily configure devices and manage their settings individually, or you can create personalized scenes by combining Shelly devices to trigger certain actions in your home automation
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9.8
Exceptional
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9.8
Exceptional
Shelly
Shelly Plus 1 | WiFi & Bluetooth Smart Relay Switch | Home Automation | Compatible with Alexa & Google Home| iOS Android App | No Hub Required | Remote Control Garage Door Opener (2 pack)
Why we love it
  • Easy installation in 10 minutes.
  • Control appliances remotely.
  • Enhanced safety and security.
Main Highlights
  • Shelly Plus 1 is a Wi-Fi & Bluetooth operated smart relay switch with 1 channel,up to 16A that can be used also as a WiFi repeater. Shelly Plus 1 can be used to control any home appliances, electric circuits, and office equipment individually
  • Make any electrical appliance, garage door and irrigation system smart. No need to run additional cables, do unnecessary and expensive renovations or invest in smart appliances. You can now automate and control remotely every electrical appliance – even the old fan, room heater, pool system, door lock or doorbell,Garage Door and Irrigation System– with just a click or a shout
  • Safe and easy to install - Small enough to fit behind every wall switch or wall socket, Shelly Plus 1 is retrofit and can be installed in less than 10 minutes. Enhanced safety and enhanced security MQTT and WSS support, TLS and custom certificates support
  • Shelly customer service - Shelly is one of the fastest growing smart home brands in the world with devices that provide solutions for the automation of homes, buildings and businesses. We offer our customers professional support and a 3-year device warranty
  • Shelly Smart Con trol app will help you control your Shelly devices remotely and will send notifications for all automated events in your home. You can easily configure devices and manage their settings individually, or you can create personalized scenes by combining Shelly devices to trigger certain actions in your home automation
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Value for Money
2
Glarks 10 Pack 12V 30/40 Amp 5-Pin SPDT Electrical Relays Switch for Automotive Truck Boat Marine
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Glarks 10 Pack 12V 30/40 Amp 5-Pin SPDT Electrical Relays Switch for Automotive Truck Boat Marine
GLARKS
Free Shipping
Why we love it
  • High switching capability.
  • Universal application usage.
  • Compatible with 12V systems.
Main Highlights
  • ★ Package: Including 10 pack 5-Pin SPDT(Single Pole Double Throw) Electrical Relays Switch packed in a plastic box.
  • ★ 40A/30A High Switching Capability.
  • ★ Pin Specifications: Ground (85), VDC (30), Trigger (86), Output N/C (87a), and Output N/O (87).
  • ★ These Relays are Interchangeable/Compatible with: All automobiles and devices equipped with a 12 Volt DC power source.
  • ★ Application: These relays have a universal application and can be used in automotive setups, car sound systems, security systems, and various other applications.
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9.8
Exceptional
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9.8
Exceptional
GLARKS
Glarks 10 Pack 12V 30/40 Amp 5-Pin SPDT Electrical Relays Switch for Automotive Truck Boat Marine
Free Shipping
Why we love it
  • High switching capability.
  • Universal application usage.
  • Compatible with 12V systems.
Main Highlights
  • ★ Package: Including 10 pack 5-Pin SPDT(Single Pole Double Throw) Electrical Relays Switch packed in a plastic box.
  • ★ 40A/30A High Switching Capability.
  • ★ Pin Specifications: Ground (85), VDC (30), Trigger (86), Output N/C (87a), and Output N/O (87).
  • ★ These Relays are Interchangeable/Compatible with: All automobiles and devices equipped with a 12 Volt DC power source.
  • ★ Application: These relays have a universal application and can be used in automotive setups, car sound systems, security systems, and various other applications.
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3
9038A Fuel Pump Relay Bypass Master Switch Kit with Amp Loop, 6PCS Relay Tester Diagnostic Scan Switch Kit
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9038A Fuel Pump Relay Bypass Master Switch Kit with Amp Loop, 6PCS Relay Tester Diagnostic Scan Switch Kit
MICTUNING
Free Shipping
Why we love it
  • Enhanced control over components.
  • Reliable performance for durability.
  • Easy installation with plug-and-play.
Main Highlights
  • Enhanced Control over Vital Automotive Components: The 9038A Relay Bypass Switch Kit allows for independent control of essential components like fuel pumps, window motors, and cooling fans, simplifying fuel injection testing and enabling precise monitoring for efficient diagnostics.
  • Reliable Performance: Designed for durability and functionality, this switch kit ensures powerful performance by controlling all 12V DC motors with ease. Its independent relay circuit control guarantees reliable operation for a range of automotive components.
  • Advanced Functionality with Amp Loop Feature: The 9038A Relay Switch Kit comes equipped with an Amp Loop feature, enabling seamless integration with clamp-on Amp Probes and Lab Scopes for accurate monitoring of current and amperage ratings within the circuit, enhancing capabilities.
  • Compatibility Vehicles: This relay bypass switch kit is compatible with Audi 2004-2006, compatible with BMW 1995-2006, and compatible with Volkswagen 1999-2005 models, making it versatile for use with various automotive 12V DC motors.
  • Easy Installation and Hassle-free Setup: With a plug-and-play design, this switch kit offers effortless installation by simply inserting it into the fuel pump relay position. Gain direct control over the fuel pump circuit for quick and efficient electrical diagnosis, especially when used in conjunction with clamp-on Amp Probes and Lab Scopes.
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9.7
Exceptional
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9.7
Exceptional
MICTUNING
9038A Fuel Pump Relay Bypass Master Switch Kit with Amp Loop, 6PCS Relay Tester Diagnostic Scan Switch Kit
Free Shipping
Why we love it
  • Enhanced control over components.
  • Reliable performance for durability.
  • Easy installation with plug-and-play.
Main Highlights
  • Enhanced Control over Vital Automotive Components: The 9038A Relay Bypass Switch Kit allows for independent control of essential components like fuel pumps, window motors, and cooling fans, simplifying fuel injection testing and enabling precise monitoring for efficient diagnostics.
  • Reliable Performance: Designed for durability and functionality, this switch kit ensures powerful performance by controlling all 12V DC motors with ease. Its independent relay circuit control guarantees reliable operation for a range of automotive components.
  • Advanced Functionality with Amp Loop Feature: The 9038A Relay Switch Kit comes equipped with an Amp Loop feature, enabling seamless integration with clamp-on Amp Probes and Lab Scopes for accurate monitoring of current and amperage ratings within the circuit, enhancing capabilities.
  • Compatibility Vehicles: This relay bypass switch kit is compatible with Audi 2004-2006, compatible with BMW 1995-2006, and compatible with Volkswagen 1999-2005 models, making it versatile for use with various automotive 12V DC motors.
  • Easy Installation and Hassle-free Setup: With a plug-and-play design, this switch kit offers effortless installation by simply inserting it into the fuel pump relay position. Gain direct control over the fuel pump circuit for quick and efficient electrical diagnosis, especially when used in conjunction with clamp-on Amp Probes and Lab Scopes.
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4
Gebildet 3pcs 12V Fuse Relay Switch 12 AWG Harness Set with Built-in Diode- 30A ATO/ATC Blade Fuse, 4-Pin SPST Automotive Electrical Relays
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Gebildet 3pcs 12V Fuse Relay Switch 12 AWG Harness Set with Built-in Diode- 30A ATO/ATC Blade Fuse, 4-Pin SPST Automotive Electrical Relays
Gebildet
Free Shipping
Why we love it
  • Built-in fuse, space-saving design.
  • Easy, color-labeled wiring setup.
  • Neat, interlocking mounting design.
Main Highlights
  • Upgraded Version - Automotive relays built in fuse socket with included 30A blade fuse, no need of a separate fuse holder, saving space and money. Heavy duty 12AWG wires for main contact
  • Integrated Diode: Each relay includes a built-in diode that suppresses induced voltage during switching, safeguarding your electrical components from potential damage.
  • Neat Mounting Design - The interlocking design of unique male-female slot on each socket edge, easy to connect all relays together, offering clean and neat installation
  • Good Construction - 12V DC (Max14V DC) and 30A High Switching Capability. Bosch style 4-Pin SPST (Single Pole Single Throw) Relay. Metal mounting bracket on the electrical relay promotes easy installation
  • Wide Application - Wide range of use, greatly used for car lights, fog lamps, wiper, starter, fans, speakers, traction control systems, etc
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9.5
Superb
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9.5
Superb
Gebildet
Gebildet 3pcs 12V Fuse Relay Switch 12 AWG Harness Set with Built-in Diode- 30A ATO/ATC Blade Fuse, 4-Pin SPST Automotive Electrical Relays
Free Shipping
Why we love it
  • Built-in fuse, space-saving design.
  • Easy, color-labeled wiring setup.
  • Neat, interlocking mounting design.
Main Highlights
  • Upgraded Version - Automotive relays built in fuse socket with included 30A blade fuse, no need of a separate fuse holder, saving space and money. Heavy duty 12AWG wires for main contact
  • Integrated Diode: Each relay includes a built-in diode that suppresses induced voltage during switching, safeguarding your electrical components from potential damage.
  • Neat Mounting Design - The interlocking design of unique male-female slot on each socket edge, easy to connect all relays together, offering clean and neat installation
  • Good Construction - 12V DC (Max14V DC) and 30A High Switching Capability. Bosch style 4-Pin SPST (Single Pole Single Throw) Relay. Metal mounting bracket on the electrical relay promotes easy installation
  • Wide Application - Wide range of use, greatly used for car lights, fog lamps, wiper, starter, fans, speakers, traction control systems, etc
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5
Gebildet 3pcs 12V Fuse Relay Switch 12 AWG Harness Set with Built-in Diode- 30A ATO/ATC Blade Fuse, 5-Pin SPDT Automotive Electrical Relays
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Gebildet 3pcs 12V Fuse Relay Switch 12 AWG Harness Set with Built-in Diode- 30A ATO/ATC Blade Fuse, 5-Pin SPDT Automotive Electrical Relays
Gebildet
Free Shipping
Why we love it
  • Built-in fuse saves space.
  • Color-coded wires simplify wiring.
  • Neat installation with interlocking design.
Main Highlights
  • Upgraded Version - Automotive relays built in fuse socket with included 30A blade fuse, no need of a separate fuse holder, saving space and money. Heavy duty 12AWG wires for main contact
  • Integrated Diode: Each relay includes a built-in diode that suppresses induced voltage during switching, safeguarding your electrical components from potential damage.
  • Neat Mounting Design - The interlocking design of unique male-female slot on each socket edge, easy to connect all relays together, offering clean and neat installation
  • Good Construction - 12V DC (Max14V DC) and 30A High Switching Capability. Bosch style 5-Pin SPDT (Single Pole Double Throw) Relay. Metal mounting bracket on the electrical relay promotes easy installation
  • Wide Application - Wide range of use, greatly used for car lights, fog lamps, wiper, starter, fans, speakers, traction control systems, etc
Show More
9.4
Superb
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9.4
Superb
Gebildet
Gebildet 3pcs 12V Fuse Relay Switch 12 AWG Harness Set with Built-in Diode- 30A ATO/ATC Blade Fuse, 5-Pin SPDT Automotive Electrical Relays
Free Shipping
Why we love it
  • Built-in fuse saves space.
  • Color-coded wires simplify wiring.
  • Neat installation with interlocking design.
Main Highlights
  • Upgraded Version - Automotive relays built in fuse socket with included 30A blade fuse, no need of a separate fuse holder, saving space and money. Heavy duty 12AWG wires for main contact
  • Integrated Diode: Each relay includes a built-in diode that suppresses induced voltage during switching, safeguarding your electrical components from potential damage.
  • Neat Mounting Design - The interlocking design of unique male-female slot on each socket edge, easy to connect all relays together, offering clean and neat installation
  • Good Construction - 12V DC (Max14V DC) and 30A High Switching Capability. Bosch style 5-Pin SPDT (Single Pole Double Throw) Relay. Metal mounting bracket on the electrical relay promotes easy installation
  • Wide Application - Wide range of use, greatly used for car lights, fog lamps, wiper, starter, fans, speakers, traction control systems, etc
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6
SONOFF Wi-Fi Smart Switch 10A 2400W, Smart Relay Switch Light Switch Works With Alexa/Google Home Assistant, Remote Control Smart Scheduled Switch, Neutral and Live Wires Required, MINIR4
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SONOFF Wi-Fi Smart Switch 10A 2400W, Smart Relay Switch Light Switch Works With Alexa/Google Home Assistant, Remote Control Smart Scheduled Switch, Neutral and Live Wires Required, MINIR4
SONOFF
25% OffFree Shipping
Why we love it
  • Voice and app control convenience.
  • High compatibility with external switches.
  • Allows device sharing proficiency.
Main Highlights
  • 【MINIR4 Wi-Fi Smart Switch】 SONOFF MINIR4 is a wifi switch which comes with the remote control /voice control/ smart scheduled functions, is compatible with Alexa /Google Home/ eWelink APP&Web/ IFTTT. This smart switch size is 39.5*33*16.8mm, is 60% smaller than MINIR3 and 40% smaller than MINIR2, is more convenient to install in the switch box.
  • 【Detach Relay Mode】This smart light switch MINIR4 has “detach relay”, which means the states of external switches and relay are separated, so operating the external switch button won’t affect the relay state.
  • 【More Compatiblities External Switch Control】Our SONOFF wifi smart switch MINIR4 can easily connect to the momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors.
  • 【eWeLink-Remote Control】MINIR4 is a smart switch with the gateway function of “eWeLink-Remote”. You can add “eWeLink-Remote” sub-devices, R5 and S-MATE, after pairing with MINIR4, both R5 and S-MATE can act as remote controllers to control MINIR4 locally through the eWeLink-Remote signal.
  • 【Device Sharing】If you install this Smart Relay Switch MINIR4, you can share the device control right to your families or friends who have eWeLink account, so they can remote control the house's device on/off state or check the device on/off state, so they also could enjoy the smart and convenient life.
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9.2
Superb
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9.2
Superb
SONOFF
SONOFF Wi-Fi Smart Switch 10A 2400W, Smart Relay Switch Light Switch Works With Alexa/Google Home Assistant, Remote Control Smart Scheduled Switch, Neutral and Live Wires Required, MINIR4
25% OffFree Shipping
Why we love it
  • Voice and app control convenience.
  • High compatibility with external switches.
  • Allows device sharing proficiency.
Main Highlights
  • 【MINIR4 Wi-Fi Smart Switch】 SONOFF MINIR4 is a wifi switch which comes with the remote control /voice control/ smart scheduled functions, is compatible with Alexa /Google Home/ eWelink APP&Web/ IFTTT. This smart switch size is 39.5*33*16.8mm, is 60% smaller than MINIR3 and 40% smaller than MINIR2, is more convenient to install in the switch box.
  • 【Detach Relay Mode】This smart light switch MINIR4 has “detach relay”, which means the states of external switches and relay are separated, so operating the external switch button won’t affect the relay state.
  • 【More Compatiblities External Switch Control】Our SONOFF wifi smart switch MINIR4 can easily connect to the momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors.
  • 【eWeLink-Remote Control】MINIR4 is a smart switch with the gateway function of “eWeLink-Remote”. You can add “eWeLink-Remote” sub-devices, R5 and S-MATE, after pairing with MINIR4, both R5 and S-MATE can act as remote controllers to control MINIR4 locally through the eWeLink-Remote signal.
  • 【Device Sharing】If you install this Smart Relay Switch MINIR4, you can share the device control right to your families or friends who have eWeLink account, so they can remote control the house's device on/off state or check the device on/off state, so they also could enjoy the smart and convenient life.
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7
KETOTEK Smart Relay Switch Module 16A Compatible with Alexa, WiFi Light Switch Module 220V for Home Automation, Smart Life/Tuya App Control, Neutral Wire Required
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KETOTEK Smart Relay Switch Module 16A Compatible with Alexa, WiFi Light Switch Module 220V for Home Automation, Smart Life/Tuya App Control, Neutral Wire Required
KETOTEK
Free Shipping
Why we love it
  • Smart home integration made easy.
  • Compact design fits everywhere.
  • Control everything from your phone.
Main Highlights
  • KETOTEK smart switch is a WiFi enabled switch which can switch your home appliances from traditional to smart, and integrate them into your home automation. With KETOTEK smart switch, you can automate and remotely control your lights, fans, outlets, switches, or other electronic devices. Power supply: 100-240V AC 50/60hz, Load: max 16A/3500W @240V AC, Max 300W for LED lamp.
  • Small size. 39mm*39mm*18mm, the KETOTEK smart switch is extremely small and fits perfectly in tight spaces. It can be easily installed behind existing light switches, sockets or in narrow junction boxes without taking up much space. This wifi relay switch comes with a mounting clip, you can mount it on DIN rail or screw it to the wall.
  • Smart control. The Smart Life/Tuya app allows you to turn on/off the device remotely, schedule on/off times and create scenes/automations, offering a high degree of customisation. Compatibility with Alexa and Google Assistant allows you to control lights and other devices via voice commands, making home automation even more convenient and accessible. 2.4G WiFi required, 5G WiFi is not available.
  • Group control & device share. Create a group to simultaneously control your KETOTEK smart relay switches, and you can turn them on or off with a simple tap or create schedules to turn them on/off at preset time in the App. You can also share these smart switches to your family to control them together.
  • Neutral wire required. This smart relay switch can be used universally for most application. It can connect to the load directly without external switch (such as lights, sockets), or connect to load and 1-way external switch or 2-way external switch. You can DIY as you want. Package: 1*smart switch, 1*mounting clip, 1*manual.
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9.0
Superb
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9.0
Superb
KETOTEK
KETOTEK Smart Relay Switch Module 16A Compatible with Alexa, WiFi Light Switch Module 220V for Home Automation, Smart Life/Tuya App Control, Neutral Wire Required
Free Shipping
Why we love it
  • Smart home integration made easy.
  • Compact design fits everywhere.
  • Control everything from your phone.
Main Highlights
  • KETOTEK smart switch is a WiFi enabled switch which can switch your home appliances from traditional to smart, and integrate them into your home automation. With KETOTEK smart switch, you can automate and remotely control your lights, fans, outlets, switches, or other electronic devices. Power supply: 100-240V AC 50/60hz, Load: max 16A/3500W @240V AC, Max 300W for LED lamp.
  • Small size. 39mm*39mm*18mm, the KETOTEK smart switch is extremely small and fits perfectly in tight spaces. It can be easily installed behind existing light switches, sockets or in narrow junction boxes without taking up much space. This wifi relay switch comes with a mounting clip, you can mount it on DIN rail or screw it to the wall.
  • Smart control. The Smart Life/Tuya app allows you to turn on/off the device remotely, schedule on/off times and create scenes/automations, offering a high degree of customisation. Compatibility with Alexa and Google Assistant allows you to control lights and other devices via voice commands, making home automation even more convenient and accessible. 2.4G WiFi required, 5G WiFi is not available.
  • Group control & device share. Create a group to simultaneously control your KETOTEK smart relay switches, and you can turn them on or off with a simple tap or create schedules to turn them on/off at preset time in the App. You can also share these smart switches to your family to control them together.
  • Neutral wire required. This smart relay switch can be used universally for most application. It can connect to the load directly without external switch (such as lights, sockets), or connect to load and 1-way external switch or 2-way external switch. You can DIY as you want. Package: 1*smart switch, 1*mounting clip, 1*manual.
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8
Gebildet 2pcs 40/30 Amp Waterproof Relay Switch 12AWG Harness Set with Built-in Diode- 12V DC 4-Pin SPST Automotive Relays Hot Wires
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Gebildet 2pcs 40/30 Amp Waterproof Relay Switch 12AWG Harness Set with Built-in Diode- 12V DC 4-Pin SPST Automotive Relays Hot Wires
Gebildet
Free Shipping
Why we love it
  • Waterproof design for all conditions.
  • Heavy duty wiring for durability.
  • Color-coded wires for easy installation.
Main Highlights
  • 12 V DC automotive waterproof relay (max 14 V). Note: 12 V and 14 V are coil voltages, they are not the voltage that triggers the switch
  • Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86) and Blue - Output N/O (87).
  • Excellent waterproof performance, high quality in any weather conditions
  • Pre-wired Harness - Heavy duty 12AWG wiring harness.
  • Integrated Diode: Each relay includes a built-in diode that suppresses induced voltage during switching, safeguarding your electrical components from potential damage.
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8.9
Excellent
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8.9
Excellent
Gebildet
Gebildet 2pcs 40/30 Amp Waterproof Relay Switch 12AWG Harness Set with Built-in Diode- 12V DC 4-Pin SPST Automotive Relays Hot Wires
Free Shipping
Why we love it
  • Waterproof design for all conditions.
  • Heavy duty wiring for durability.
  • Color-coded wires for easy installation.
Main Highlights
  • 12 V DC automotive waterproof relay (max 14 V). Note: 12 V and 14 V are coil voltages, they are not the voltage that triggers the switch
  • Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86) and Blue - Output N/O (87).
  • Excellent waterproof performance, high quality in any weather conditions
  • Pre-wired Harness - Heavy duty 12AWG wiring harness.
  • Integrated Diode: Each relay includes a built-in diode that suppresses induced voltage during switching, safeguarding your electrical components from potential damage.
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9
Ehdis 2 pcs Car Relay 12v 40 APM 4 Pin Relay Kit Spst Model No.: JD2912-1H-12VDC 40A 14VDC, Auto Switches & Starters
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Ehdis 2 pcs Car Relay 12v 40 APM 4 Pin Relay Kit Spst Model No.: JD2912-1H-12VDC 40A 14VDC, Auto Switches & Starters
Ehdis
Free Shipping
Why we love it
  • Heavy duty 40A capacity.
  • Versatile relay harness options.
  • Long mechanical life span.
Main Highlights
  • Brand new heavy duty 4-prongs SPST relays
  • Use optional Relay Harness, or female Crimp Connectors
  • High 40A coil capacity- able to handle those high current applications with ease
  • Package Include: 2 x 40A 4-Pin 12V Vehicle Relays
  • Mechanical life of 10,000+ cycles
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8.7
Excellent
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8.7
Excellent
Ehdis
Ehdis 2 pcs Car Relay 12v 40 APM 4 Pin Relay Kit Spst Model No.: JD2912-1H-12VDC 40A 14VDC, Auto Switches & Starters
Free Shipping
Why we love it
  • Heavy duty 40A capacity.
  • Versatile relay harness options.
  • Long mechanical life span.
Main Highlights
  • Brand new heavy duty 4-prongs SPST relays
  • Use optional Relay Harness, or female Crimp Connectors
  • High 40A coil capacity- able to handle those high current applications with ease
  • Package Include: 2 x 40A 4-Pin 12V Vehicle Relays
  • Mechanical life of 10,000+ cycles
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10
12V Fuse Automotive Relay Switch Harness Set Gebildet 30A Ato Atc Blade Fuse 4 Pin Spst Automotive Electrical Relays with Heavy Duty 12 Awg Wires For Car Truck Boat Vehicle
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12V Fuse Automotive Relay Switch Harness Set Gebildet 30A Ato Atc Blade Fuse 4 Pin Spst Automotive Electrical Relays with Heavy Duty 12 Awg Wires For Car Truck Boat Vehicle
TIANXUAN
Free Shipping
Why we love it
  • Streamlined installation with built-in fuse.
  • Color-coded wires simplify connections.
  • Durable design ensures reliable performance.
Main Highlights
  • Upgraded Design with Built-in Fuse: Includes 30A ATO/ATC blade fuse integrated into the 12v relay socket, eliminating the need for a separate fuse holder, making installation simpler and more cost-effective for automotive wiring.
  • Simplified Wiring with Color-Coded Wires: Headlight relay features color-labeled wires for easy and accurate connections: Black (Ground), Red (VDC), White (Trigger), Blue (Output N/O), ensuring quick installation with minimal confusion.
  • Durable Construction for Maximum Performance: Each 12V automotive relay is built for high switching capacity (30A), with a metal mounting bracket for secure and stable installation, perfect for car lights, fans, wipers, and more.
  • Convenient, Clean, and Neat Installation: The unique interlocking male-female slots on each socket edge allow seamless connection of all 12 volt relay together, creating a professional, tidy setup in your vehicle’s electrical system.
  • Versatile & Reliable for Multiple Applications: Ideal for use with car lights, fog lamps, wipers, fans, starters, speakers, and more, this auto relay switch harness set supports a wide range of automotive electrical systems and accessories.
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8.7
Excellent
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8.7
Excellent
TIANXUAN
12V Fuse Automotive Relay Switch Harness Set Gebildet 30A Ato Atc Blade Fuse 4 Pin Spst Automotive Electrical Relays with Heavy Duty 12 Awg Wires For Car Truck Boat Vehicle
Free Shipping
Why we love it
  • Streamlined installation with built-in fuse.
  • Color-coded wires simplify connections.
  • Durable design ensures reliable performance.
Main Highlights
  • Upgraded Design with Built-in Fuse: Includes 30A ATO/ATC blade fuse integrated into the 12v relay socket, eliminating the need for a separate fuse holder, making installation simpler and more cost-effective for automotive wiring.
  • Simplified Wiring with Color-Coded Wires: Headlight relay features color-labeled wires for easy and accurate connections: Black (Ground), Red (VDC), White (Trigger), Blue (Output N/O), ensuring quick installation with minimal confusion.
  • Durable Construction for Maximum Performance: Each 12V automotive relay is built for high switching capacity (30A), with a metal mounting bracket for secure and stable installation, perfect for car lights, fans, wipers, and more.
  • Convenient, Clean, and Neat Installation: The unique interlocking male-female slots on each socket edge allow seamless connection of all 12 volt relay together, creating a professional, tidy setup in your vehicle’s electrical system.
  • Versatile & Reliable for Multiple Applications: Ideal for use with car lights, fog lamps, wipers, fans, starters, speakers, and more, this auto relay switch harness set supports a wide range of automotive electrical systems and accessories.
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We scanned 1547 products

We reviewed these offers relevant to the Switches Relays within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Shelly, GLARKS, MICTUNING, Gebildet, SONOFF, KETOTEK, Ehdis, TIANXUAN, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.
For the best Switches Relays in the market, we considered we took a deep dive into 7736 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that: