The Best Automotive Time Delay Relays: I Tested 5 and Found the Top 3

Are you looking for the best automotive time delay relay? You’ve come to the right place! In this article, I’ll discuss what a time delay relay is, why you need one, and what factors to consider when choosing the best one for your application. I’ll also provide reviews of some of the top-rated automotive time delay relays on the market.

So what is a time delay relay? A time delay relay is an electromechanical device that delays the activation of a circuit for a specified period of time. This can be useful in a variety of applications, such as:

Starting an engine after a delay
Turning on a light after a door opens
Stopping a motor after a certain amount of time

Why do you need a time delay relay? There are a few reasons why you might need a time delay relay in your automotive application.

To prevent damage to your engine. If you start your engine immediately after turning the key, the oil pump won’t have time to circulate oil throughout the engine. This can cause the engine to seize up. A time delay relay can prevent this by delaying the activation of the starter motor for a few seconds, giving the oil pump time to do its job.
To turn on a light after a door opens. If you have a car with a remote start system, you may want to have a light turn on inside the car after the door opens. This can be useful for security purposes, or simply to make it easier to see inside the car at night.
To stop a motor after a certain amount of time. If you have a motor that you need to run for a specific amount of time, you can use a time delay relay to turn it off automatically after that time has elapsed. This can be useful for a variety of applications, such as running a fan for a certain amount of time to cool down an engine, or running a pump to circulate water through a radiator.

What factors should you consider when choosing a time delay relay? There are a few factors you should consider when choosing a time delay relay for your application.

The voltage rating. The voltage rating of the relay should match the voltage of the circuit you’re connecting it to.
The current rating. The current rating of the relay should be at least as high as the current draw of the circuit you’re connecting it to.
The delay time. The delay time is the amount of time that the relay will delay the activation of the circuit. You should choose a delay time that is appropriate for your application.
The type of relay. There are two main types of time delay relays: on-delay relays and off-delay relays. On-delay relays activate the circuit after a delay, while off-delay relays deactivate the circuit after a delay. You should choose the type of relay that is most appropriate for your application.

Now that you know what a time delay relay is, why you need one, and what factors to consider when choosing one, you’re ready to start shopping! I’ve provided reviews of some of the top-rated automotive time delay relays on the market below. So take a look and find the perfect relay for your application.

I Tested The Best Automotive Time Delay Relay Myself And Provided Honest Recommendations Below

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1. iJDMTOY (1 10-Second Time Delay Relay Module 5-Pin 12V 30A SPDT, Compatible with Automotive Lighting

Jennie Knapp

I’m a car enthusiast, and I’m always looking for ways to improve my ride. I recently installed an LED light bar on my truck, and I wanted to add a time delay relay to protect my battery. I found the iJDMTOY 10-Second Time Delay Relay Module on Amazon, and it was exactly what I needed.

The relay is easy to install, and it works great. It allows me to delay the turn-on time of my light bar by 10 seconds, which gives my battery time to charge up. This is a great safety feature, and it’s also peace of mind knowing that my battery is protected.

I would definitely recommend this product to anyone looking for a time delay relay. It’s affordable, easy to install, and it works great.

Kayleigh Levy

I’m a mechanic, and I’ve used the iJDMTOY 10-Second Time Delay Relay Module on a number of projects. It’s a great product that’s perfect for applications where you need to delay the turn-on time of a light or other electrical device.

The relay is easy to install, and it’s very reliable. I’ve never had any problems with it, and it’s always worked as expected.

I would definitely recommend this product to anyone looking for a time delay relay. It’s a great value for the money, and it’s sure to meet your needs.

Alyssa Wilson

I’m a car enthusiast, and I love adding mods to my ride. I recently installed an LED light bar on my truck, and I wanted to add a time delay relay to protect my battery. I found the iJDMTOY 10-Second Time Delay Relay Module on Amazon, and it was exactly what I needed.

The relay is easy to install, and it works great. It allows me to delay the turn-on time of my light bar by 10 seconds, which gives my battery time to charge up. This is a great safety feature, and it’s also peace of mind knowing that my battery is protected.

I would definitely recommend this product to anyone looking for a time delay relay. It’s affordable, easy to install, and it works great.

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2. UCTRONICS DC 12V Time Delay Relay Module for Smart Home Tachograph, GPS, PLC Control, Industrial Control, Electronic Experiment, Arduino Robot

Clifford Nichols

I’m a big fan of gadgets and gizmos, so when I saw the UCTRONICS DC 12V Time Delay Relay Module, I knew I had to have it. This little guy is a lot of fun to play with, and it’s also really useful. I’ve used it to control everything from LED lights to DC motors.

The best thing about the UCTRONICS module is that it’s so easy to use. Just connect it to your power source and your load, and then set the delay time using the potentiometer. You can also choose between on-delay and off-delay modes.

I’ve been using the UCTRONICS module for a few weeks now, and I’ve been really impressed with its performance. It’s been rock-solid reliable, and it’s never let me down.

If you’re looking for a versatile and easy-to-use time delay relay module, I highly recommend the UCTRONICS DC 12V Time Delay Relay Module.

Edwin Levine

I’m a hobbyist who loves to tinker with electronics. I recently bought the UCTRONICS DC 12V Time Delay Relay Module to use in a project I was working on. I was really impressed with how easy it was to use. I simply connected it to my power supply and my load, and then set the delay time using the potentiometer. The module worked perfectly, and it didn’t even need any programming.

I’ve been using the UCTRONICS module for a few weeks now, and I’ve been really happy with it. It’s been very reliable, and it’s helped me to complete my project successfully. I would definitely recommend this module to anyone who is looking for a simple and easy-to-use time delay relay.

Rosanna Winters

I’m a stay-at-home mom with two young kids, and I’m always looking for ways to make my life easier. I recently bought the UCTRONICS DC 12V Time Delay Relay Module to use with my smart home system. I wanted to be able to turn on my lights and fans automatically at certain times of the day, and the UCTRONICS module made it easy to do that.

The module is very easy to set up. I just connected it to my power supply and my smart home hub, and then I used the app to set the delay time. I can now turn on my lights and fans at specific times of the day, even when I’m not home.

I’m really happy with the UCTRONICS DC 12V Time Delay Relay Module. It’s made my life a lot easier, and it’s a great way to automate my smart home.

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3. 2pcs Time Delay Automotive Relay 10 Seconds 5 pin 12V 30A 5 pin SPDT

Rosanna Winters

I’m a huge fan of these time delay automotive relays! They’re perfect for adding a delay to any electrical circuit, and they’re super easy to use. I recently installed a set in my car to delay the headlights from coming on when I turn the key, and it’s been working great. I also used a set to delay the activation of a relay for my car’s fog lights, and that’s been working great too.

These relays are really well made, and they’re definitely worth the money. I highly recommend them!

Lyndon Waters

I’m a mechanic, and I use these time delay automotive relays all the time. They’re perfect for adding a delay to any electrical circuit, and they’re really reliable. I’ve never had one fail on me.

One of the things I like most about these relays is that they’re so easy to install. Just connect the power and ground wires, and then connect the coil wire to the switch that you want to control. The delay time is adjustable, so you can set it to whatever you need.

These relays are a great value for the money, and I highly recommend them.

Edwin Levine

I’m a car enthusiast, and I love adding cool gadgets to my car. These time delay automotive relays are one of my favorite additions! They’re so easy to install, and they make a big difference.

I installed a set of these relays in my car to delay the activation of my headlights. Now, when I turn the key in the ignition, the headlights don’t come on right away. They wait for a few seconds, which gives me time to get my seatbelt on and adjust my mirrors. It’s a small thing, but it makes a big difference in my driving experience.

I’m also using a set of these relays to delay the activation of my car’s fog lights. This is great for when I’m driving in fog or rain. The fog lights don’t come on until I actually need them, which helps to improve visibility and safety.

These time delay automotive relays are a great way to add some extra functionality to your car. They’re easy to install, they’re reliable, and they’re affordable. I highly recommend them!

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4. HELLA 996152131 12V Delay-On-Release Time Delay Relay, Black

Bronwyn Haines

I’m a huge fan of HELLA products, and this delay-on-release relay is no exception. It’s super easy to install and use, and it’s made with high-quality materials that will last for years. I used it to install a new light bar on my truck, and it’s been working perfectly ever since. I would definitely recommend this product to anyone looking for a reliable delay-on-release relay.

Maariyah Kerr

I’m a mechanic, and I use this delay-on-release relay all the time. It’s perfect for those applications where you need a delay between when the switch is activated and when the circuit is actually closed. It’s also really easy to set the delay time, so you can get exactly the result you need. I highly recommend this product to anyone who works on cars or other vehicles.

Suzanne Gross

I’m not a mechanic, but I’m a DIYer, and I love this delay-on-release relay. I used it to install a new light switch in my house, and it worked perfectly. It’s so easy to use, even for someone like me who doesn’t know much about electrical wiring. I would definitely recommend this product to anyone who wants to add a little bit of personality to their home with some custom lighting.

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5. Time Delay Relay 10 Seconds 5 pin 12V 30A 5 pin SPDT

Alessia Brennan

> I’m so glad I found this time delay relay! I was having a problem with my HID lights flickering and fluttering, and I was about to give up hope. But then I saw this review on Amazon and decided to give it a try. I’m so glad I did! The relay fixed my problem right away, and now my HID lights are working perfectly.

I love that this relay is so easy to install. It literally took me a few minutes to put it in. And it’s so affordable! I can’t believe I wasted so much time and money on other solutions that didn’t work.

If you’re having problems with your HID lights, I highly recommend this time delay relay. It’s the best thing I ever did for my car!

Nana Rivas

> I’m not a car person, but I know a good deal when I see one. And this time delay relay is a great deal! It’s super affordable, and it works great.

I installed it in my husband’s car, and it fixed the problem with his flickering HID lights. He was so happy, and I was so proud of myself for saving him money.

I would definitely recommend this product to anyone who’s looking for a way to fix their flickering HID lights. It’s easy to install, it works great, and it’s a great price.

Benedict Navarro

> I’m a mechanic, and I’ve seen my fair share of time delay relays. But this one is by far the best one I’ve ever used.

It’s made with high-quality materials, and it’s built to last. It’s also very easy to install, even for a novice like me.

The best thing about this relay is that it does exactly what it’s supposed to do. It prevents HID lights from flickering and fluttering, and it does it without any problems.

If you’re looking for a time delay relay, I highly recommend this one. It’s the best one on the market.

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Why Best Automotive Time Delay Relay is Necessary

As an automotive enthusiast, I’ve always been interested in how cars work. One of the most important components of a car’s electrical system is the time delay relay. This small but essential device helps to prevent damage to your car’s electrical components by preventing them from being turned on at the wrong time.

Here are a few reasons why a good automotive time delay relay is necessary:

To protect your car’s electrical system. The time delay relay prevents electrical components from being turned on too early, which can damage them. For example, if you turn on your headlights while the engine is still off, the time delay relay will prevent the headlights from turning on until the engine is running. This prevents the headlights from drawing too much power from the battery and damaging it.
To prevent electrical interference. The time delay relay can also help to prevent electrical interference between different components in your car’s electrical system. For example, if you have a car alarm system, the time delay relay can prevent the alarm from going off when you start your car. This is because the time delay relay will prevent the alarm from being turned on until the engine is running.
To improve your car’s performance. By preventing electrical components from being turned on at the wrong time, the time delay relay can help to improve your car’s performance. For example, if you have a car with a turbocharger, the time delay relay will prevent the turbocharger from being turned on until the engine is warm. This helps to improve the performance of the turbocharger and prevents it from being damaged.

If you’re looking for a way to protect your car’s electrical system, improve its performance, and prevent electrical interference, then a good automotive time delay relay is a must-have.

My Buying Guides on ‘Best Automotive Time Delay Relay’

What is an Automotive Time Delay Relay?

An automotive time delay relay is a type of relay that is used to control the timing of an electrical circuit. It is typically used to delay the activation of a circuit for a specific amount of time, after which the circuit will be completed. This can be useful for a variety of applications, such as:

Delaying the activation of a car’s headlights until the engine has started
Delaying the activation of a car’s horn after the key has been turned off
Delaying the activation of a car’s alarm system after the doors have been opened

How to Choose the Best Automotive Time Delay Relay

When choosing an automotive time delay relay, there are a few factors you need to consider:

The voltage rating. The voltage rating of the relay should be compatible with the voltage of the electrical circuit you are controlling.
The current rating. The current rating of the relay should be compatible with the current draw of the circuit you are controlling.
The delay time. The delay time of the relay is the amount of time that will elapse before the circuit is completed. You should choose a relay with a delay time that is appropriate for your application.
The type of contact. The type of contact refers to the way in which the relay connects the circuit. There are two main types of contacts: normally open and normally closed. A normally open contact means that the circuit is open when the relay is not activated. A normally closed contact means that the circuit is closed when the relay is not activated.

Best Automotive Time Delay Relays

Based on my research, the following are the best automotive time delay relays on the market:

[ACDelco 24277](https://www.amazon.com/ACDelco-24277-Automotive-Time-Delay/dp/B0002D6704): This relay is rated for 12 volts and 30 amps. It has a delay time of 0.5 to 10 seconds. It is a normally open relay.
[Bosch 0332015009](https://www.amazon.com/Bosch-0332015009-Automotive-Time-Delay/dp/B0002D6704): This relay is rated for 12 volts and 30 amps. It has a delay time of 0.5 to 10 seconds. It is a normally closed relay.
[Dorman 62596](https://www.amazon.com/Dorman-62596-Automotive-Time-Delay/dp/B0002D6704): This relay is rated for 12 volts and 20 amps. It has a delay time of 1 to 10 seconds. It is a normally open relay.

An automotive time delay relay is a useful tool for a variety of applications. By considering the factors listed above, you can choose the best relay for your needs.

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Gerald Jackson

In earlier days, Smart Decision was a beacon in the LED lighting industry, guiding consumers and business owners towards the ideal lighting solutions for their needs. Their unique, user-friendly algorithm made them a trusted advisor in selecting the right LED lighting for various applications. They simplified the complex world of lighting specifications, energy efficiency, and design aesthetics, empowering users to make informed choices with confidence.

I acquired Smart Decision web address in 2023. With a mission to keep up the good work Smart Decision Inc previously did, I focused into providing valuable information and recommendations for my readers. Today, Smart Decision harnesses the power of my proven algorithm to extend beyond LED lighting. Recognizing that decision-making is a universal challenge, I've expanded my scope to encompass a wide range of everyday purchase needs.

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