Ensuring your vehicle's engine performs optimally relies on various components working in harmony. The air control relay plays a crucial role in managing airflow to the engine, directly impacting fuel efficiency and emissions. Selecting a high-quality replacement is essential for maintaining your car's health and preventing potential performance issues.
Looking for the best Automotive Replacement AIR Control Relays?
Discover now our comparison of the best Automotive Replacement AIR Control Relays. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Automotive Replacement AIR Control Relays are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Automotive Replacement AIR Control Relays in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.
No. 1
2PCS Automobile Relay, 4-PIN 40/30AMP 12V DC Waterproof Relay, Car Air Conditioning Control, A/C Radiator Fan...
- [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...
- [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.
No. 2
Yourkar 2 PCS Car AC Relay, G8HL-H71-12VDC 4 Pins AC and Starter Relays, Multiple Power Relay Assembly Starter...
- 【Practical Function】: AC relays can be used to control a variety of electrical equipment by controlling the on-off of a circuit. And it can convert low voltage and small current signals into high voltage and high current control signals to realize...
- 【Excellent Quality】: It is made of high quality brass with good corrosion resistance and high electrical conductivity, ensuring a secure electrical connection even under prolonged use. It can effectively resist environmental erosion and extend the...
- 【High Performance】: This relay offers significant advantages in the automotive industry, responding precisely to AC electrical signals for fast on-off control of circuits. Please note: The number in the last row of the product is the serial number...
- 【Easy to Carry】: It measures 0.87 x 0.57 x 1.07 inches and is very easy to carry. It is suitable for ordinary cars and easy to operate. You only need to connect the relay with wires, no other tools are needed, convenient for you to use and replace, so...
- 【Wide Application】: Our relays are designed to be flexible and suitable for a wide range of applications. It can be applied to apply to air conditioning, fan, starter, headlight, horn, ignition, fog light, rear window defroster, blower, baggage light...
No. 3
PAIYUE 4PCS Fan Relay,Car Accessories 4 Pins Car AC Relay,Automotive Replacement Starter Relays,Air...
- [High-Quality Materials]: The automotive air conditioning relay is made of high-quality brass, offering excellent conductivity, corrosion resistance, and durability for long-term use.
- [Product Function]: The automotive air conditioning relay can replace old or damaged relays, accurately responding to AC signals for rapid circuit switching control.
- [Ease of Use]: The automotive air conditioning relay is simple to use, controlling various electrical devices by switching the circuit on and off, converting low-voltage, low-current signals into high-voltage, high-current control signals.
- [Package Contents]: The package contains 4 automotive air conditioning relays, sufficient for your daily use and replacement needs. They are portable, easy to operate—simply connect the relay to the wire.
- [Wide Applications]: The automotive air conditioning relay is suitable for most cars and SUVs, ideal for use in air conditioning systems, fans, starters, headlights, horns, ignition systems, etc.
No. 4
ACDelco Gold 15-50961 (19189419) Auxiliary Heating and Air Conditioning Blower Motor Relay
- Professional, premium aftermarket replacement
- Provides the performance and dependability you expect from ACDelco
- Manufactured to meet expectations for fit, form, and function
- Mounting Type: Press-In
$14.61
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No. 5
ACDelco Gold 15-81090 (19160421) Air Conditioning Compressor and Fan Control Relay
- Professional, premium aftermarket replacement
- Provides the performance and dependability you expect from ACDelco
- Manufactured to meet expectations for fit, form, and function
$18.42
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No. 6
BESULEN Automotive Relay for Car Air Conditioning Control, 4-PIN 40/30AMP 12V DC Waterproof Relay for Auto A/C...
- 【Material】: Made of high quality plastic shell + alloy pins, firm, stable structure, wear-resistant, not easy to deform or break. Alloy pins, good conductivity, high efficiency, anti-rust, can withstand hot and cold conditions, long service life.
- 【Specification】: 4 pin 40A/30A 12V DC, original car air conditioning control relay, model number 056700-9160, perfect replacement for old and damaged relay, widely used in all kinds of cars, SUVs, trucks and more vehicles.
- 【Function】: This car relay can control the start and stop of car air conditioner. Regulate the temperature inside the car in the best condition, providing a comfortable driving environment for the driver and passengers.
- 【Principle】: When the temperature inside the car reaches the target temperature, the sensor will make the relay stop the cooling action of the air conditioner. When the temperature inside the car exceeds, the sensor will start the cooling action of...
- 【Operation】: Plug and play, just simple wiring and plug-in connection can be used. Note: The car air conditioning control relay has a certain waterproof and dustproof ability, it can block splashing water droplets and dirt, but it can't be immersed in...
No. 7
NEW 3106996022 3106996.022 Heat & Cool Relay Analog Control Circuit Board for Dometic Heat Cool Analog Control...
- For Cool & Furnace Model: 3106996022 Control Relay Board Fits For Cool & Furnace Model: 3107541.009, For Cool, Furnace & Heat Strip Model 3107541.017, 3107546.008. Also for Model...
- For Dometic RV Air Conditioners: 3106996022 Control Relay Board Suitable For 579 Series, 590 Series, 595 Series, 600 Series. Replace OE Part # 3106996.022 / 3311924.000 / 3106996022 / 3311924. Perfectly fits for relay board kit...
- Relay Board Upgrade:3106996.022Heat Cool Analog Control Relay Board works with Analog Thermostat Kit. Features slinger fan system. Used for temperature control to help increase condenser efficiency. Features under counter/bunk installation. Maximizes the...
- Technique Details: 115 VAC, 60 Hz, Use Copper Conductors Only. Dometic 3311924 Cool and Furnace Relay Board Service Kit Rep (PWY) also offers a cooling capacity of 10,500 BTUs per hour. Please do troubleshooting before purchase. Located in the ceiling...
- Sable Work & Easy Installation: Constructed of premium-grade material and robust construction. Excellent moisture resistance for stable performance and reliable durability. CT control board is pre-installed. Work well with the original wiring as with the...
No. 8
dawfall 4 PCS Car AC Relay, 12 V 4 Pin Plug and Play Retrofit Relay Replacement 90987-02027, Flame Retardant...
- Function: The car AC compressor relay can automatically adjust the operating status of the compressor according to the system needs to ensure that the system operates in the best condition. When the system is abnormal or the compressor is operating...
- Product Details: With this purchase, you will get two or four blue 12 V four-pin car AC compressor relays. This relay is designed with the original car and can be used for your vehicle lights, compressors, starters and other parts.
- High-quality Materials: This car AC compressor relay is made of high-quality materials. It is durable and will not fade. And it has excellent performance and is not easy to damage. Each piece is strictly inspected and verified to meet quality standards.
- Compatible: This car AC compressor relay can be applied to the violet relay, and its OEM number is 90987-02027. Please confirm whether your vehicle is suitable before placing an order to ensure your shopping pleasure.
- Easy to Install: This car AC compressor relay does not require modification and complicated operations, and can be directly replaced. The installation can be completed in a few minutes. Just remove the original relay of the car and replace it with a new...
No. 9
Gseigvee 4 PCS Automotive 4-pin Waterproof Switch Starter Relay, Oil Pump Air Conditioner 12V Multi-Function...
- Reliable Performance: This relay uses a high-quality shell with good thickness and smoothness. Brand new waterproof and flame retardant plastic parts, safe and secure. Using silver alloy contacts, the conductivity is stronger and the service life is...
- Connection Pins: This relay has 4 pins for connection to the vehicle system. Depending on the specific relay design, different pins assume different functions, such as power input, control signal input and output, etc.
- Easy to Use: 30 and 87 are disconnected, 85 and 86 are the two ends of a coil. 30 is connected to the live wire, 87 is connected to the equipment, 85 is connected to the live wire, and 36 is connected to the control switch. When wiring, you need to pay...
- Function: It has a switching function and can be used to control the switch of automobile equipment circuits to improve the reliability and stability of the circuit. Realize overload protection, intermittent control, remote control and logic control.
- Product Details: You will receive 4 x 4 Pin relays, the product size is 0.61 " x 1.0 " x 0.9 ". The product is compact and mini, and the single-pole double-throw design makes you safer to use. When you're not using it, you can store it in your toolbox and...
No. 10
EC-HPOCKET 804-1A-C1 12VDC 4Pins 30A 1 from A Quick Connect Automotive Relays air Conditioning Control Halogen...
- Efficiently control air conditioning, halogen head lamps, horns, and fog lamps with the 804-1A-C1 12VDC 4Pins 30A Quick Connect Automotive Relay.
- Equipped with mounting ears on cover, this relay ensures a secure and stable installation.
- Made with AgSnO alloy, this relay has a contact voltage drop of only 50mV at 10A, ensuring optimal performance.
- With a weight of approximately 35g, this relay is lightweight and easy to handle.
- The 804-1A-C1 12VDC 30A Automotive Relay has an insulation resistance of 50MΩ Min. (DC 500V), ensuring safe and reliable operation.
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Last update on 2026-04-09 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement AIR Control Relays
Understanding Air Control Relays
The air control relay, also known as an idle air control (IAC) valve or solenoid, regulates the amount of air that bypasses the throttle plate. This bypass allows the engine to maintain a stable idle speed, especially when electrical loads like headlights or air conditioning are engaged. A malfunctioning relay can lead to rough idling, stalling, or poor engine performance. Replacing it with a compatible unit is key to restoring proper engine function.Key Features to Consider
When purchasing a replacement, prioritize compatibility with your vehicle's make, model, and year. Look for relays made from durable materials that can withstand engine heat and vibrations. Some relays are designed for specific engine types (e.g., gasoline, diesel), so ensure the part matches your vehicle's specifications. Checking customer reviews for insights into longevity and performance can also be beneficial.Installation and Maintenance
Replacing an air control relay typically requires basic mechanical knowledge and tools. It's often located near the throttle body. While many owners can perform this replacement themselves, consulting your vehicle's service manual or seeking professional assistance is recommended if you're unsure. Regular engine maintenance, including checking for vacuum leaks, can help prolong the life of the relay.Frequently Asked Questions
What are the symptoms of a failing air control relay?
Symptoms of a failing relay include a rough or unstable idle, engine stalling when coming to a stop, high or low idle speeds, and potential illumination of the check engine light. You might also notice hesitation during acceleration or difficulty starting the engine.
How do I know if I need to replace my air control relay?
Diagnosing a faulty relay often involves checking for the symptoms mentioned above and performing diagnostic tests. A mechanic can use specialized tools to read error codes related to the idle air control system or test the relay's functionality directly.
Are all air control relays the same?
No, air control relays are not universal. They are designed to be compatible with specific vehicle makes, models, and engine configurations. Using an incompatible relay can lead to improper engine operation or damage.
Can a dirty air control relay be cleaned?
Sometimes, a dirty IAC valve can be cleaned with a specialized throttle body cleaner. However, if the internal components are worn or damaged, cleaning will not resolve the issue, and replacement will be necessary.
How long does an air control relay typically last?
The lifespan of an air control relay can vary depending on driving conditions, maintenance, and the quality of the part. With proper care and a good quality replacement, they can last for many years and tens of thousands of miles.
