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The 8 Best automotive seat belt interlock relays of 2024

Are you trying to find automotive seat belt interlock 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 seat belt interlock 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 23 hours of research and did 16 automotive seat belt interlock 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 seat belt interlock relays you can buy today

No. 1
Seat Relay Compatible With Chrysler Crossfire 2004 2005 2006 2007 2008 PC-861324
  • 📦 Includes 1 (One) Seat Relay
  • 👉 Fits list of vehicles in image gallery fitment chart
  • ✅ Exceptional Quality and Performance: This OE replacement seat relay is designed to meet, if not exceed, the performance and quality standards of the original equipment installed on your vehicle. Experience the same high-level performance as your original parts with this seat relay.
  • ✅ Direct Replacement, No Fuss: This OE replacement seat relay is meticulously designed for your specific vehicle
  • ✅ Perfect Compatibility: Compatibility is key. Make sure to check our product specifications (in image gallery) to confirm that this OE replacement seat relay matches your vehicle
No. 2
zipelo 5Pcs Relay Harness 40 Amp, Heavy Duty Copper Wires Auto Socket Relay, Waterproof Headlight Wiring Relay Switch Harness Set, 12V/24V Fix Dual Ground Problem, Universal Car Accessories (12V)
  • 【Quality Assurance】: This product uses high-quality copper raw materials, all-copper electromagnetic coil, elaborate copper enameled wire, more stable performance, accurate and durable. Contacts made of silver alloy, stronger conductivity, safety and reliability, longer service life.
  • 【Safety Flame Retardant】: Relay shell for the experiment and trial test of high-quality flame retardant materials, nylon material, in the heat or other conditions can be cured or have a non-melt characteristics. No need to worry about fire due to overheating.
  • 【Product Parameters】: We offer two rated voltages of 12V and 24V available for purchase, please confirm your needs before purchase, contact switching current are 40A, can be operated at -40 degrees Celsius to -85 degrees Celsius.
  • 【Stronger Conductivity】: 40A five-legged iron-backed automotive relay with five colored wires, using positive standard 1.5 square (black, red, blue) and 0.75 square (yellow, white) all-copper wire, stronger conductivity, safe and secure.
  • 【Product Service】: Relays can be used in automatic control circuits, playing a role in automatic regulation, safety protection, conversion circuits, etc. If you have any questions during the purchase and use, please feel free to contact us.
No. 3
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. 4
RACOONA 2PCS Car Relay,40A Automotive Relays,12V Relay Switch for Car Boat Outboard Motor,Car Accessories Waterproof 5 Pin Relay Auto Relay Switch,Replace 582195,582472,582473,584416,586147,586224
  • [Package Includes]The set includes 2 40A automotive relays in sufficient quantity to meet your daily replacement needs.
  • [High Quality Material] The 5-pin relay casing is made of high-quality plastic material, which meets or exceeds OEM standards. It has excellent waterproof and dustproof capabilities, ensuring safety and reliability under any weather conditions. It is sturdy and durable, and can be used for a long time.
  • [Easy to Operate] When using a car relay, simply connect it to a wire and insert it into the circuit. It is easy to install and replace, does not take up too much time, and is easy to carry.
  • [Strong Conductivity] High quality copper coils and silver contacts create excellent conductivity, helping you stably adjust and convert circuits. Compatible with the most versatile 12V 5-pin automotive relay, they have a 40A switching function.
  • [Replacement] Electrical relay boxes can effectively replace 582195, 582472, 582473, 584416, 586147, and 586224, and can be widely used in various occasions, such as automobiles, ships, and many other electrical equipment, making them convenient and efficient.
No. 5
Zlirfy 4 Pieces 5 Pin Relay,Automotive Starte Relay 12V 30A Multi-Purpose Relay Heavy Duty Standard Relay Kit,Waterproof Automotive Relay Starter Relay,Automotive Replacement Accessories
  • [Safe and Reliable] The starter relay is made of high-temperature flame-retardant plastic, which is more safe and reliable, sturdy and durable, waterproof, and can be used for a long time.
  • [Package Included] The package includes four 12V 30A 5-pin relays, measuring approximately 1.41 x 0.94 x 0.63 inches. Sufficient quantity to meet your daily use and replacement needs.
  • [Silver Alloy Pins]The 12V relay is designed with silver alloy pins to improve contact stability and sensitivity, enhance conductivity, and increase current carrying capacity.
  • [Application] Multipurpose car starter relays can be applied to devices such as taillights, engine compartments, electric cooling fans, electric water pumps, electric fuel pumps, door wiper handle solenoid valves, luggage compartment solenoid valves, etc.
  • [Note] The car relay is a 12V 30A 5-pin relay. It is not applicable to all models and brands. Please carefully check the specifications before purchasing to confirm if it is applicable.
No. 6
QODOLSI 4 PCS Car 5 Pin Relay Switch, Waterproof Stable Relay, 12V 30A SPST Multi-Purpose Relay Heavy Duty Standard Relay Kit, Universal for Car Starter 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.
  • 🚓 High-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.
  • 🚓 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.
  • 🚓 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.
No. 7
Zlirfy 2 Pack 12V Relay,4 Pin Car Relays,Car Accessories AC Starter Relay,Air Conditioner Relay Car Heavy Duty Relay Switch,Multi Purpose Automotive Relay,Replaces OEM 90987-02028 90080-87026
  • [High Quality Material] This 4-pin relay is made of high-quality materials to ensure durability and reliability. It can withstand cold and hot conditions, is stable and reliable, and is not easy to break, deform or rust, and has a long application time.
  • [Replacement Necessary] Your original HVAC compressor may only work at one speed, blowing hot air, or worse, not blowing at all. If your air conditioning unit experiences any of the above symptoms, it may be time to replace the air conditioning relay. Fix the AC relay and bid farewell to sweating profusely in the car.
  • [Easy to Use] The starting relay is suitable for normal car use and is easy to operate. Simply connect the relay to the wires without the need for other tools, making it convenient for you to use and replace, ensuring that your components can work properly.
  • [Alternative OEM Part Number] 90987-0202890080-8702690987-02 022. Please confirm the model number before purchasing.
  • [Widely Applicable] These relays are typically used for air conditioning compressors, starters, headlights, horns, fans, and other accessories.
No. 8
Fogfar 4 Pack Automotive Relays, 40A 12V Plug-in Car Relays, Waterproof Five Plugs Car Purpose Relays, Universal for Most Cars (Black)
  • Package Included: 4 pcs car relay 5 pin 12V 40 amp, enough to meet your using and replacing demands in daily life, bringing you lots of convenience. Reliable workmanship for lasting service.
  • High Quality: The car relay is made of premium material, compact and serviceable in structure, hardly breaking or deforming, helping you adjust and transform circuit stably.
  • Features: Pure copper enameled wire, lower temperature rise, stronger suction. Effective anti-contact bonding, long service life. Good thermal stability, heat resistance, corrosion resistance and meltability.
  • Easy to Use: Use the car relay, just connect it with the wire, plug it into the circuit, easy to install and replace, does not take much time, easy to carry. High capacity, 40A shunt relay for any 12V application.
  • Application: The car relay can be used to install cooling fans, fuel pumps, water pumps, horns, and so on. Using this kit will eliminate high voltage drops in the lines allowing your components to work properly.
No. 9
YANGCAN Compatible with ECU Engine Control Unit Relay 460 4-Pin for Jtt Golf Passat SEAT
  • 100% Brand NEW & High Quality
  • High Quality Replacement Part
  • For Golf Rabbit JTT MK5 Passat B6 Tiguan A3 TT
  • Easy for installation
No. 10
MERCEDES R170 W202 RELAY ELECTRIC SEAT ADJUSTMENT 1994-2004 OEM GENUINE OEM
  • Genuine Genuine part that fits your specific vehicle
  • Multi Purpose Relay
  • Part Number: 002 542 22 19
  • Manufactured to meet specifications for fit, form, and function

How to choose a good automotive seat belt interlock relays

Does the idea of finding a fantastic automotive seat belt interlock 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 seat belt interlock 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 seat belt interlock 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 seat belt interlock 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 seat belt interlock 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 seat belt interlock 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 seat belt interlock 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 seat belt interlock 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 seat belt interlock relays.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive seat belt interlock 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 seat belt interlock 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 seat belt interlock 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 seat belt interlock relays.