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The 8 Best automotive vent control relays of 2025

Are you trying to find automotive vent control 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 vent control 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 10 hours of research and did 19 automotive vent control 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 vent control relays you can buy today

No. 1
ACDelco GM Original Equipment 13500114 Multi Purpose Relay
  • GM-recommended replacement part for your GM vehicle's original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
No. 2
Motoforti Electric Cooling Fan Control Module Relay Radiator Unit, for Volkswagen Beetle 2000-2010, Plastic Metal, No.1J0919506K, Black White
  • Vehicle Specific Fit:Suitable for Volkswagen Beetle 2000-2010, for Volkswagen Beetle Convertible 2003-2010, for Volkswagen Golf 2000-2006, for Volkswagen GTI 2000-2006, for Volkswagen Jetta 2000-2005, for Volkswagen Jetta GLI 2002-2005, for Volkswagen Jetta Wagon 2001-2005, for Audi TT Base 2000-2006m for Audi TT Quattro ALMS Edition 2002, for Audi TT Quattro Base 2000-2006. OE Number:1J0919506K
  • Feature: Alloy conductors minimize electrical resistance for accurate fan speeds and precise control of engine cooling.
  • Product Characteristics: Cooling Fan Control Module Relay is made of durable material to ensure corrosion-resistant and not easily deformed, resistant to high or low temperature.
  • How to Install: Plug and play connection easily, saving your precious time.
  • What You Get: 1 pcs Radiator Fan Control Module
No. 3
BLAU GRUN 4 Pin 12V 30A Multi-Purpose Automotive Relay - Heavy Duty Standard Relay for Car Motor, Universal Replacement Accessory
  • [Reliable Quality] The black shell is made of nylon material, which is electrical insulation, and the pin is made of brass, which can withstand cold and hot condition. Very durable and sturdy in use, no deformation and rust, perfectly made for long-term use.
  • [Specification] The size is 1.41 x 0.94 x 0.63 inch/ 3.6 x 2.4 x 1.6 cm approximately. Our 30A 12V relay can be used to control the circuits of components with high amperage loads on vehicle, such as headlights, fuel pumps and cooling fans.
  • [Easy to Use] Our motor relayis suitable for normal antomobile to use, simple operation, you only need to connect the relay and wire, no need other tools, very convenient and easy to use and replace, allow components work normally.
  • [Application] Our product 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 more equipment.
  • [Customer Service] You will receive 4 pieces 12V 30A 5 pin relays. We offer 12-month warranty for every order, you can buy with confidence. If you have any questions and concerns, please feel free to let us know, our team will respond asap!
No. 4
gunhunt 4 PCS 40A Automotive Relays, Car Relay Switch, 5 Pin Relay, 12V Waterproof Car Relay, Trim System Components, Replacement for Car Boat Outboard Motor (Black)
  • Quality Materials: The shell is made of PA66 material and pure copper enameled wire, which has good thermal conductivity, can dissipate heat faster and reduce temperature rise. The compact and repairable structure of the sloped trim relay will hardly break or deform, helping you adjust and switch circuits stably.
  • Plug and Play: Compatible with the most universal 12V 5-Pin automotive relay with a 40A switching capability. Easy to process your demand. Please check the dimensions and the direction of the poles carefully before ordering to avoid buying the incorrect product.
  • Wide Application: Outboard tilt system application and all automotive devices equipped with a 12-volt dc power source car sound systems, security systems, compressor, air.
  • Nice Replacement for Many Relays: The electrical relay box can be a nice replacement for 582195, 582472, 582473, 584416, 586147 and 586224, offering you a pleasant using experience.
  • Sufficient Quantity for Using: The package comes with 4 pieces of automotive replacement electrical system relays, enough to meet your using and replacing demands in daily life, bringing you lots of convenience.
No. 5
2PCS Automobile Relay, 4-PIN 40/30AMP 12V DC Waterproof Relay, Car Air Conditioning Control Relay, Car A/C Radiator Fan Relay for Car Truck Automotive Replacement Accessories
  • [Material]: Automotive Relay is made of nylon shell material, brass pin material, can withstand hot and cold conditions, stable structure, not easy to fracture, deformation, rust, strong stability, it better protects the circuit.
  • [Function]: The function of a car air conditioning relay is to control the start and stop of the air conditioning. When the temperature in the car reaches the target temperature, the sensor will cause the relay to stop the cooling action of the air conditioning. When the temperature in the car exceeds the target temperature, the sensor will activate the cooling action of the air conditioning relay.
  • [Specifications]: 4-pin 12V 30A/40A relay, can carry large current and voltage work, can meet your daily use and replacement.
  • [Car A/C Radiator Fan Relay]: Adjust and control the temperature inside the car at its optimal state, providing a comfortable driving environment for drivers and passengers, and reducing driving fatigue.
  • [Easy to use]: Car Air Conditioning Control relay is simple to operate, just connect the relay with the wire, convenient for you to use and replace, let your components work normally.
SaleNo. 6
Nilight 120A Starter Relay 4 Pin Split Charge Relays Switch 12V Continuous Heavy Duty SPST High Current 4 Terminal Car Starter On Off Control for Automotive Car Truck RV Camper
809 Consomer Reviews
Nilight 120A Starter Relay 4 Pin Split Charge Relays Switch 12V Continuous Heavy Duty SPST High Current 4 Terminal Car Starter On Off Control for Automotive Car Truck RV Camper
  • Type: 4Pin Relay, 12VDC (14V Max) , SPST (Single Pole Single Throw) Relay with 120A High Switching Capability. Perfect for Split Charging or Various Automotive vehicles such as cars, trucks, RVs, boats, Campers, RVs and other vehicles needing a high power.
  • Superior Quality: This relay consists of nylon flame retardant shell with pure copper inner core. High quality material is durable and has the characteristics of heat resistance, corrosion resistance and strong electric conductivity.
  • Pure Copper Coil: Internal use of pure copper coil, conductive performance is strong, low loss rate. Agsno2 composite silver contact, effective resistance to contact bonding, long service life. Precision design makes electricity more secure.
  • Key Functions: The relay acts as a current switch by converting a small current output into a large current. The advent of relays also extended the life of other automotive configurations. With 120A capacity, our relays can easily handle high current applications. This is a perfect make or break relay for your car.
  • Package Includes: 1x 120 Amp Split Charge relay.
No. 7
4Pcs 5 Pin 12V 30A Relay, Car Starter Switch Relays, Multi Purpose Automotive Relay Black Starter Relay, High Performance Starter Universal for Car Motor Automotive Replacement Accessories
  • 【High Quality Material】 The housing of our 5-pin relay is made of high quality nylon material, which has excellent electrical insulation waterproof more safe and reliable, and flame retardant guarantees your safety in use.
  • 【High Performance】 The housing is protected from harsh temperatures and hood conditions, for extended wear, Increase the stability and sensitivity of contact, stronger conductivity, and greater current carrying capacity.
  • 【Durable】 Our 12V 30A relay can be used to control the circuits of components with high amperage loads on vehicle, thermal conductivity, arc corrosion resistance, low contact resistance, and long electric life,the housing withstands harsh temperatures and harsh hood conditions, ensuring superior quality and long life.
  • 【Multipurpose】Relays are practical automotive tools that are widely used in automotive tail lights, It can be applied to car tail light, engine compartment, electric cooling fans, electric water pumps, electric cooling fan, headlights, horns, ignitions, fog lights, headlights, trunk solenoids, and other devices.
  • 【Package Include】4pcs 12V 30A 5 pin relays, the size is about 1.41 x 0.94 x 0.63 inch/ 3.6 x 2.4 x 1.6 cm,If you have any questions, please contact me and we will give you the best solution.
SaleNo. 8
Nilight 50003R Automotive Set 5-Pin 30/40A 12V SPDT with Interlocking Relay Socket and Wiring Harness-5 Pack, 2 Years Warranty
  • High switching capability: Normally open 40A/14V DC and normally close 30A/14V DC. Suitable for Nilight LED light bar wiring harness kit
  • Premium quality: Durable relay and harness socket with 5 wires; Made by high-grade materials to ensure superior quality and long lifespan
  • Male-female slot design: Unique male-female slot design, easy to connect the relay with harness socket, clean and neat after installation
  • Easy wiring: The relay sockets come with different colors for loads/accessories, simple and convenient wiring
  • Package include: 5 x relay and 5 x relay socket with wires.Fit type: Universal fit
SaleNo. 9
Nilight 10 Pack SPDT Bosch Style Electrical Relays 12V 30/40 Amp 5-Pin Switch for Automotive Truck Marine Boat,2 Years Warranty
  • 5 Pin SPDT (Single Pole Double Throw) Bosch Style Electrical Relay.
  • 40A/30A High Switching Capability. These relays have a universal application and can be used in a 12 Volt DC power source, such as automotive setups, car sound systems, security systems, and various other applications.
  • Pin Specifications: 30V DC. Ground (85), Trigger (86), Output N/C (87a), and Output N/O (87).
  • Maximum Applied Voltage: 15.6 V DC; Max Operating Voltage is 27V DC; Nominal Coil Voltage: 12 V DC; Max Operating Current: 40A; Must Operate Voltage: 6~8 V DC; Must Release Voltage: 0.6~3.6 V DC; Coil Power: 1.8 W; Coil Resistance: 80 Ω; Insulation Resistance: 100MΩ
  • Package include: 10 pack electrical relays. Sockets are not included
No. 10
Ronybuy Electric Fan Relay Kit 40 AMP Automotive Relay Thermostat Switch Kit for Radiators Fans Temperature Sensor Switch 185 On 175 Off, Waterproof 12V Electric Cooling Fan Relay Switch Wiring Kit
  • 【Compatibility】The 40 AMP waterproof electric radiator fan relay kit fits 10,12,14,16 inch cooling fans. Fit for engines 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273 318 340 360 361 383 400 413 426W 440 455 330 326 351M 400M 273 318 340 360 361 383 400 413 426W
  • 【Easy Installation】Just follow the wiring diagram to wire your electric radiator cooling fans relay kit. RED to 12VDC Positive Battery Terminal, COFFEE to Fan Positive, BLACK to Ignition, GREY to Sending Unit.
  • 【Specifications】This electric fan relay wiring kit is 40 AMP and 12V. The thermostat swtich is 3/8" NPT pipe thread with 1/2" adapter included, it turns on at 185 and off at 175 Degrees. The relay is waterproof and can work in any harsh conditions.
  • 【Package Include】Includes everything you need: 1x 40A relay with harness;1x 3/8" thermostat switch;1x 3/8" to 1/2" adapter;1x inline fuse holder;1x 20 Amp fuse;2x wire connectors;4x ring terminals;1x wiring diagram
  • 【Important】The thermostat MUST be grounded through the threads to the engine in order for it to work, and the engine MUST be grounded. If you mount high-profile fans, be sure to crimp or solder bigger wires to it since the 14AWG wires (15 amps) are not big enough for high amps draw.
No. 11
Dorman 902-303 Engine Cooling Fan Relay Kit Compatible with Select Models
  • Direct replacement - this engine cooling fan resistor kit is designed to match the original hardware required to repair the cooling fan on specified vehicle
  • Ideal solution - this kit is a reliable replacement for original components that are damaged of have failed
  • Durable construction - this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
SaleNo. 12
Nilight 50023R 5 Pack 30A Fuse Relay car Truck Socket kit-30A Switch Harness Set-12V DC 4-Pin SPST Automotive 14 AWG Hot Wires-Auto Switches & Starters S
  • Upgraded Version - Automotive relays built in fuse socket included 30A blade fuses with heavy duty 14AWG wires for main contact. No need of a separate fuse holder, saving space and money. Bosch style 4-Pin SPST (Single Pole Single Throw) Relay.
  • Mounting Design Feature - The interlocking mounting design of unique male and female slot on each socket edge, connect relays together and manage cables easily, offering clean and neat installation.
  • Easy Wiring - The relay sockets come with color-labeled wires for load/accessories convenient wiring. Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87)
  • Wide Application - Widely used in car keys power control, over-load protection, trunk release, polarity change, power door lock/actuator control, change a low current output to high current, add ignition/accessory outputs, control motors/other electronics etc.
  • Set includes 5 relays, 5 relay harnesses, and 5 30A blade fuses.
SaleNo. 13
ACDelco Professional D1741C Multi-Purpose Relay ‎3.6 x 2.2 x 1.7 inches
1,548 Consomer Reviews
ACDelco Professional D1741C Multi-Purpose Relay ‎3.6 x 2.2 x 1.7 inches
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
No. 14
5 Pin 12V Relay 12V 30A Relay Multi-Purpose Automotive Starter Relay Heavy Duty Standard Relay for Car Motor, Auto Replacement Accessories (4 Packs)
16 Consomer Reviews
5 Pin 12V Relay 12V 30A Relay Multi-Purpose Automotive Starter Relay Heavy Duty Standard Relay for Car Motor, Auto Replacement Accessories (4 Packs)
  • High Quality: Made of high-temperature flame-retardant plastic, more safe and reliable.
  • Silver Alloy Pin: Increase the stability and sensitivity of contact, stronger conductivity, and greater current carrying capacity.
  • Product number: The product is not suitable for all models and brands, please check the specifications carefully to confirm whether it is applicable before purchasing, the product is 12V 30A 5 Pin Relay.
  • Widely Use: the 30A 12V automotive 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
  • Package Include: 4 PCS 5 pin relays, the size is about 1.41 x 0.94 x 0.63 inch/ 3.6 x 2.4 x 1.6 cm, which can fully meet your daily use and replacement.
No. 15
OONO DPST 1NO 1NC 8Amp Power Relay Module, AC/DC 12V Control Voltage
  • Input control signal: Voltage AC or DC 12V, Current 33mA.
  • Output switch DPST 1NO 1NC(Double Pole Single Throw, 1x Normally Open and 1x Normally Close ), rated current 8A/250VAC or 8A/30VDC (one switch).
  • Compact plastic case and wires connects for easy mount. LED indication for relay action.
  • This is a simple and practical passive relay module, which is very convenient to use. It can support both Normally Open and Normally Close. Two screw mounting holes are convenient for you to fix it on the wall or wooden board. Of course, you can also choose not to lock the screw.
No. 16
irhapsody 5 Pack 40/30 AMP 12V DC Waterproof Relay and Harness - Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Automotive Relay
  • Never go beyond its capabilities. Try to stay 10 to 15% below what the rate is for
  • 12-volt 5-prong relay. Excellent water-repellent and dustproof ability, but not using it in water
  • Be careful when inserting the relay into the socket. If you force it, you will bend the female connectors
  • Primary leads use 12 a.w.g tinned copper wire. Coil leads use 16 a.w.g
  • Nominal Coil Voltage: 12 V DC; Coil Power: 1.8 W; Coil Resistance: 80 Ω; Must Operate Voltage: 6~8 V DC; Must Release Voltage: 0.6~3.6 V DC; Maximum Applied Voltage: 15.6 V DC
No. 17
Jeseny 2 Pack Car 5 Pin 12V 30A Relay - High Performance Waterproof Stable Multi-Purpose Heavy Duty Standard Kit for Automotive Motor Replacement Accessories (Black)
  • ✔ Specifications: You will receive 2/4 pieces of 5-pin 12V 30A relays, measuring approximately 1.41 x 0.94 x 0.63 inches/3.6 x 2.4 x 1.6 cm. The model number is JD1914-12V-30A and these relays are 5-plug. 30A 12V relays can be used to control circuits for components on vehicles with high amperage loads, such as headlights, fuel pumps, and cooling fans.
  • ✔ Reliable Quality: The black housing of 12V auto relay is made of electrically insulated nylon material and the pins are made of brass with double plating treatment to prevent corrosion and fracture. And the base is sealed and waterproof, not easy to short circuit. Will provide you with long-term support, suitable for AC relay replacement and repair.
  • ✔ Superior Performance: The housing is protected from harsh temperatures and hood conditions for extended wear. All parts are manufactured to exacting quality requirements. When your bike has a starting problem and won't start, when your car has a brake light problem, you can use relays to solve those problems.
  • ✔ Easy Installation: 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 widely used in air conditioning compressor fan motors, starters, headlights, horns, ignition units, 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. 18
Standard Motor Products RY116 Relay
  • Country Of Origin : China
  • The Package Height Of The Product Is 1.1 Inches
  • The Package Length Of The Product Is 3.0 Inches
  • The Package Width Of The Product Is 1.2 Inches
  • Fit type: Vehicle Specific
SaleNo. 19
Wevdn 2 PCS Car Air Conditioning Relay, 13500114/8385 12VDC 40A High Power 4 Pin Relay, Multi Purpose Air Conditioning Fan Relay Compatible with Most Vehicles, Car Accessories
  • 【Excellent Performance】: The contacts of this relay are made of silver, which gives it excellent conductivity and allows appliances to maintain a stable connection to the circuit. Smooth circuit connections are critical to keep your car's appliances running properly.
  • 【Safe Structure】: The shells of these relays are made of high-quality plastic, which has good flame retardancy and is safer to use. Moreover, the sturdy shell can effectively protect the internal electronic components from being damaged and prolong their usage time.
  • 【Multi-Purpose】: These relays are very versatile, they can be used for automotive air conditioners, cooling fans, starters, headlights, horns, ignitions, fog lights, blower motors, driving lights, and a variety of other model-matched automotive appliances.
  • 【Ideal Replacement】: It's simple in construction and designed for easy installation, this relay is easy to wire and compact in size to fit easily into tight spaces. In addition, it takes only a few minutes to repair and replace, saving you time and making it a great replacement.
  • 【Compatible Scope】: This relay is interchangeable with12088567, 12135170, 15328866, 12193606, 19115080, 15393412 and 19116057. It is compatible with Regal, Acadia, XT5, H2, Corvette and more. Please verify that your relay model matches before ordering.
No. 20
irhapsody Relay 12V, 5 Pin Relay, 40/30 AMP Automotive Relay Kit, Spdt 5 Prong 25 Pack 12-Volt Auto Relay Switch, Power Trim and Tilt Relay
  • 40A/30A high switching capability
  • Bosch style 5-prong universal standard relay, SPDT (Single Pole Double Throw)
  • Pin Specifications: 30-VDC, 85-Ground, 86-Trigger, 87-Output N/O, 87a-Output N/C
  • Nominal Coil Voltage: 12vdc; Must Operate Voltage: 6~8vdc; Must Release Voltage: 0.6~3.6vdc; Maximum Applied Voltage: 15.6vdc; Coil Power: 1.8w; Coil Resistance: 80Ω
  • Used on: All automotive and devices equipped with a 12-volt power source, car sound systems, security systems, led lights, headlights, and various other applications: Johnson Evinrude Outboard Marine Corp OMC

How to choose a good automotive vent control relays

Does the idea of finding a fantastic automotive vent control 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 vent control 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 vent control 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 vent control 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 vent control 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 vent control 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 vent control 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 vent control 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 vent control relays.

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