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The 8 Best automotive transmission relays of 2024

Are you trying to find automotive transmission relays among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling automotive transmission relays on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 13 hours of research and did 16 automotive transmission relays tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best automotive transmission relays you can buy today

SaleNo. 1
Automotive Wiring and Electrical Systems (Workbench Series)
  • automotive-diagnostic-tools
  • Candela, Tony (Author)
  • English (Publication Language)
  • 144 Pages - 04/02/2009 (Publication Date) - CarTech (Publisher)
SaleNo. 2
Tallew 5 Pin 12V Relay 12V 30A Relay Multi Purpose Automotive Relay Black Starter Relay Car Heavy Duty Relay for Car Motor Automotive Replacement Accessories (4 Pieces)
  • Product number: the product model is JD1914-12V-30A, 12V 30A SPDT 5 Pin Relay; The product is not suitable for all models and brands, please check the specifications carefully to confirm whether it is applicable before purchasing
  • Sufficient for using: 5 pin! 5 pin! 5 pin! you will receive 16 pieces 12V 30A 5 pin relays, enough quantity can meet your daily use and replacement, you can share them with your friends and family who need them, these relays are 5 plug please note when ordering
  • Easy to use: the motor relay is suitable for normal automobile use and simple to operate, you just need to connect the relay with the wire, no other tools needed, convenient for your use and replace, allowing your components to work properly
  • Specifications information: 30A 12V Relay can be applied to control electrical circuits for components on a vehicle that have a high amperage load, such as headlights, fuel pumps and cooling fans
  • Extensive usages: the automotive relay is practical and convenient, can be applied to car tail light, engine compartment, electric cooling fans, electric water pumps, electric fuel pumps, shaved door handles solenoids, trunk solenoids and other equipment
No. 3
4 Pin 12V Relay 12V 30A Relay Multi Purpose Automotive Relay Black Starter Relay Car Heavy Duty Relay for Car Motor Automotive Replacement Accessories (4 Pieces)…
  • 【SUFFICIENT FOR USING】You will receive 4 pieces 12V 30A 4 pin relays, the size is about 1.41 x 0.94 x 0.63 inch, enough quantity can meet your daily use and replacement, you can share them with your friends and family who need them. Please CHECK THE RELAY SIZE fits your model before purchasing.
  • 【STABLE FOR LONG TIME USE】The black shell of the 12V car relay is made of nylon material which is electrical insulation, the pin is made of brass, which can withstand cold and hot condition, stable and reliable, not easy to break, deform or rust, applicable for a long time.
  • 【EASY TO USE】Starter relay is suitable for normal automobile use and simple to operate, you just need to connect the relay with the wire, no other tools needed, convenient for your use and replace, allowing your components to work properly.
  • 【SPECIFICATIONS INFORMATION】12V 30A relay can be applied to control electrical circuits for components on a vehicle that have a high amperage load, such as headlights, fuel pumps and cooling fans.
  • 【EXTENSIVE USAGES】The automotive relay is practical and convenient, can be applied to car tail light, engine compartment, electric cooling fans, electric water pumps, electric fuel pumps, shaved door handles solenoids, trunk solenoids and other equipment.
No. 4
Miytsya 4 Pack Car 5 Pin Relay Switch 12V 30A SPST, Waterproof Stable Relay, Multi-Purpose Relay Heavy Duty Standard Relay Kit, Universal for Car Motor Replacement Accessories (Black)
  • ★ Specifications: You will receive 2/4 12V 30A 5-pin relays measuring approximately 1.41 x 0.94 x 0.63 inches / 3.6 x 2.4 x 1.6 cm. The 30A 12V relays can be used to control the circuits of components in vehicles with high current loads, such as headlights, fuel pumps and cooling fans.
  • ★ Quality Material: The power relay assembly is made of High quality composite and the pins are made of brass to withstand hot and cold conditions. Durable, rugged, unbreakable and corrosion resistant, they will support you for a long time and are suitable for replacement and repair of AC relays.
  • ★ Smooth Running: The housing is protected from harsh temperatures and hood conditions, for extended wear. All parts are manufactured to exacting quality requirements. Relays play an important role in the ever-increasing number of automotive electronics.
  • ★ Widely Used: Starter relays can be commonly used in air conditioning compressor fan motors, starters, headlights, horns, ignitions, fog lights, headlights, fans, rear window defrosters, blower motors, cargo lights, running lights, oxygen (O2) sensor relays, fuel pump/disconnect relays, and other accessories.
  • ★ Easy to Use: The motor relay is suitable for normal automobile use and simple to operate, you just need to connect the relay with the wire, no other tools needed, convenient for your use and replace, allowing your components to work properly.
No. 5
AOCISKA 4 Packs 30A Starter Relay,5 Pin 12V Relay,Multi-Purpose Automotive Relay Black Starter Relay Car Heavy Duty Standard Relay,Automotive Replacement Accessories for Car Motor
  • Please check your car before buying![Package Included] The package contains 4 pieces 12V 30A 5 pin relays, the size is about 1.41 x 0.94 x 0.63 inches. Sufficient quantity can meet your daily use and replacement. You can share them with friends and family who need them. These relays are 5 plugs. Please pay attention when ordering.
  • [High Quality Housing] The automobile relay housing is made of high quality plastic, with good thickness and smoothness, waterproof and flame retardant, safe and secure.
  • [Silver Alloy Contact] The heavy-duty standard relay for automobile motor adopts silver alloy contact design, which has stronger conductivity and longer service life.
  • [All Copper Coil] The starting relay is internally equipped with all copper electromagnetic coil, which has lower temperature rise, stronger suction and more stable performance.
  • [Application] Our multi-purpose relay can be applied to the tail lamp, engine compartment, electric cooling fan, electric water pump, electric fuel pump, door wiper handle solenoid valve, luggage compartment solenoid valve and other equipment.
No. 6
ESEWALAS 5-PIN SPDT Automotive Relay,Waterproof Car Relay Marine Relay,12V DC Fire Retardant Relay with Harness,Heavy Duty 12 AWG Tinned Copper Wires,Universal Fits for Car,Boat,Truck,Van, Motorcycle
  • [Flame Retardancy]The base of the relay is made of plastic material with good flame retardancy. Capable of protecting vehicles and avoiding fires in the event of accidental short circuits, safe and durable.
  • [High Quality Cable]The cable length of the 12V relay is 5.1 inches, made of high-quality tinned copper wire and composed of 3 * 12AWG and 2 * 16AWG cables, providing safe and reliable connections for your electrical system. These wires also have corrosion resistance, ensuring that they can last for several years.
  • [Wire Specifications] Pin 30-VDC (red), Pin 85 ground (black), Pin 86 trigger (white), Pin 87 output/O (blue), Pin 87A output N/C (yellow).
  • [SPDT Relay] It has normally open and normally closed terminals. When the relay is inactive, terminal 87A is energized, and when the relay is activated, the power is switched to terminal 87.
  • [Waterproof and Dustproof]The bottom of the relay adopts sealing technology, and the back adopts a fixed backing strip, which has excellent waterproof ability and is suitable for various complex installation environments (but cannot be used in water). It is also dustproof, ensuring normal operation even under dusty conditions. The relay is compatible with various vehicles and equipment, including ships, trucks, vans, motorcycles, etc.
SaleNo. 7
ZAS 10 Pcs Waterproof Relay DC 12V 40A Relay 5 Pin Relay Car Heavy Duty Split Charge Waterproof Transparent Case, Starter Relay Car Heavy Duty Relay for Car Motor Automotive Replacement Accessories
  • 12V 40A 5-pin High-current welded connections for reliability
  • Standard is a global manufacturer of original equipment ignition products; complete quality control is maintained through the manufacturing process from componentry to finished product
  • Composite housings protect against harsh temperatures and severe under hood conditions
  • Featuring brass or copper contacts where specified for extended wear
  • All parts are manufactured to stringent quality requirements. Relays play a large role in the ever increasing amount of electronics in automobiles.
SaleNo. 8
Automotive Wiring: A Practical Guide to Wiring Your Hot Rod or Custom Car (Motorbooks Workshop)
  • Parks, Dennis W. (Author)
  • English (Publication Language)
  • 144 Pages - 12/08/2011 (Publication Date) - Motorbooks (Publisher)
No. 9
Relay 05269988AA (Set of 2), 5 Pins 12V 10A Automotive Multipurpose Relay Compatible for Chrysler, Dodge, Jeep, and Plymouth Vehicles
  • Multipurpose Design: The Relay 05269988AA is a versatile automotive relay suitable for a wide range of applications. It can be used for various purposes, including controlling lights, fans, motors, and other electrical components in Chrysler, Dodge, Jeep, and Plymouth vehicles.
  • 12V Power Supply: Designed to operate on a 12V power supply, this relay is compatible with the electrical systems of Chrysler, Dodge, Jeep, and Plymouth vehicles. It provides a stable power source for efficient operation and reliable control.
  • 5-Pin Terminal Configuration: The 05269988AA relay features a 5-pin terminal configuration, allowing for secure and efficient electrical connections. The terminals are designed for easy installation and compatibility with the specified vehicle models.
  • High-Quality Performance: This relay delivers reliable performance, meeting the standards set by the automotive industry. It is manufactured using high-quality materials, ensuring durability and longevity even in demanding automotive environments.
  • Easy Plug-in Installation: The plug-in design of the 05269988AA relay offers easy installation and replacement. Simply plug it into the appropriate socket in your Chrysler, Dodge, Jeep, or Plymouth vehicle, saving time and effort.
SaleNo. 10
Sodcay 4 PCS 12V Car Relay, 5 Pin Relay, Multi Purpose Automotive Relay, for Car Motor Automotive Replacement Accessories (Black)
  • 🚘 Premium-quality Components: Pure copper coil features high thermal resistance and stable performance. Silver alloy contact has better electrical conductivity and ensures longer lifespan.
  • 🚘 Specifications Information: 30A 12V relay can be applied to control electrical circuits for components on a vehicle that have a high amperage load, such as headlights, fuel pumps and cooling fans.
  • 🚘 Wide Applications: 5 pin relay is perfect for controlling many circuits in a car like headlights, electric motors, heater, tail light, electric cooling fans, electric water pumps, electric fuel pumps etc.
  • 🚘 Easy to Use: The motor relay is suitable for normal automobile use and simple to operate, you just need to connect the relay with the wire, no other tools needed, convenient for your use and replace, allowing your components to work properly.
  • 🚘 Product List: You will receive 4 pieces 12V 30A 5 pin relays, the size is about 23 x 25.5 x 15.5mm/0.9 x 1 x 0.6In, enough quantity can meet your daily use and replacement, you can share them with your friends and family who need them.

How to choose a good automotive transmission relays

Does the idea of finding a fantastic automotive transmission relays make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in automotive transmission relays. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top automotive transmission relays products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top automotive transmission relays on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top automotive transmission relays brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top automotive transmission relays based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the automotive transmission relays were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good automotive transmission relays, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your automotive transmission relays.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive transmission relays for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our automotive transmission relays. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what automotive transmission relays should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on automotive transmission relays.