Best Air Conditioning Clutch Relays of 2025

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Air conditioning clutch relays are essential components of an automotive air conditioning system. These relays are responsible for engaging and disengaging the compressor clutch, which controls the flow of refrigerant through the system. By regulating the compressor clutch, air conditioning clutch relays help ensure that the system operates efficiently and smoothly. They are designed to withstand high levels of electrical current and can be found in a variety of vehicles, from cars and trucks to buses and RVs. Without a functioning air conditioning clutch relay, the air conditioning system may fail to operate or operate poorly, leading to discomfort and potentially costly repairs.
At a Glance: Our Top Picks
Top 10 Air Conditioning Clutch Relays
WVE by NTK A/C Clutch Relay
WVE by NTK A/C Clutch Relay is a high-amperage current carrying relay designed to meet OE specifications for both import and domestic A/C applications. A faulty relay can cause non-functionality or engaged circuit issues, but the WVE by NTK A/C Clutch Relay ensures reliable and optimal performance. Its low-current switch enables easy operation without compromising on safety or performance.
WVE by NTK 1R2085 A/C Clutch Relay
The WVE by NTK 1R2085 A/C Clutch Relay is a high-amperage current carrying relay that is controlled by a low-current switch. It is designed to meet or exceed OE specifications in form, fit, and function. Not replacing a faulty relay can result in a non-functional or engaged circuit. This product has global coverage for import and/or domestic applications and falls under the category of Air Conditioning Clutch Relays.
YeegfeyA A/C Clutch Relay
The YeegfeyA A/C Clutch Relay is a high-quality relay designed to control high-amperage current with a low-current switch. By replacing a faulty relay, you can ensure that your A/C circuit functions properly. This relay is designed to meet or exceed OE specifications, guaranteeing a perfect fit and reliable performance. With global coverage for import and/or domestic applications, this YeegfeyA Relay is a versatile solution for any air conditioning system. Whether you have an import or domestic vehicle, this relay will provide the necessary power to engage and disengage your A/C clutch, ensuring optimal performance and comfort. Don't let a faulty relay ruin your A/C system, choose the YeegfeyA A/C Clutch Relay for peace of mind and reliable operation.
Four Seasons 35895 Relay
The Four Seasons 35895 Relay meets or exceeds OE design and performance for air conditioning clutch relays. This product includes a relay and has a part number of 35895. With package dimensions of 5.08 H x 9.652 L x 7.366 W (centimeters), it is compact and easy to install.
WVE by NTK A/C Clutch Relay
WVE by NTK A/C Clutch Relay is designed to carry high-amperage current controlled by a low-current switch, ensuring the circuit is functional. It meets or exceeds OE specifications and offers global coverage for import and/or domestic applications.
NTK A/C Clutch Relay
The NTK A/C Clutch Relay, also known as the NTK Relay, is a high-quality relay designed to carry high-amperage current controlled by a low-current switch. It is an essential component in the air conditioning system of your vehicle. When a faulty relay is not replaced, it can cause the circuit to either be non-functional or remain engaged, leading to potential damage. The NTK Relay is designed to meet or exceed OE specifications in form, fit, and function, ensuring reliable and efficient performance. With global coverage for import and/or domestic applications, this relay is compatible with a wide range of vehicles. Its high-quality construction and precision engineering make it a reliable choice for your air conditioning system.
WVE by NTK A/C Clutch Relay 1R1682
The WVE A/C Clutch Relay is designed to efficiently manage high-amperage current through a low-current switch, ensuring your air conditioning system operates smoothly. If a relay fails and is not replaced, it can cause the circuit to stop functioning or remain stuck in the engaged position, leading to potential issues. This relay meets or exceeds original equipment specifications, guaranteeing reliable performance. Moreover, it provides global coverage for various domestic and import vehicle applications, making it a versatile choice for many users.
WVE by NTK A/C Clutch Relay
The WVE by NTK A/C Clutch Relay is designed to meet or exceed OE specifications in form, fit and function. This relay carries high-amperage current controlled by a low-current switch, and when faulty, can cause the circuit to either be non-functional or remain engaged. With global coverage for import and/or domestic applications, this relay is a reliable choice for maintaining your air conditioning system.
Lexus A/C Clutch Relay 90987-02028
The Lexus A/C Relay is a high-quality, genuine OEM replacement part designed specifically for your vehicle's air conditioning system. By using this relay, you ensure that your A/C operates efficiently, providing you with a comfortable ride, especially during hot weather. This part helps maintain the proper functioning of your air conditioning system, preventing potential breakdowns. With its reliable performance, you can enjoy peace of mind knowing that your A/C will keep you cool and comfortable. Investing in this genuine part means you are choosing durability and compatibility for your Lexus.
NTK A/C Clutch Relay
The NTK A/C Clutch Relay, also known as the NTK Relay, is a high-quality relay designed to meet or exceed OE specifications. It is an essential component in the air conditioning system of your vehicle. Relays carry high-amperage current controlled by a low-current switch, ensuring the proper functioning of the circuit. When a faulty relay is not replaced, the circuit can either become non-functional or remain engaged, leading to potential damage. With the NTK A/C Clutch Relay, you can be confident in its reliability and performance. It offers global coverage for import and/or domestic applications, making it suitable for a wide range of vehicles. Upgrade your A/C system with the NTK Relay and enjoy the convenience and peace of mind it brings.
Frequently Asked Questions (FAQs)
1. What controls the AC compressor clutch?
The AC compressor clutch is controlled by switches, relays, and transducers. These components work together to ensure the smooth operation of the clutch and compressor. In case of failure, the system shuts down the compressor to prevent further damage.
2. What would cause an AC clutch to not engage?
If the AC clutch does not engage, there could be several potential causes. It could be due to a blown fuse, an open wire to the clutch coil, a faulty clutch coil, a poor ground connection, or a low-pressure lockout. These issues need to be diagnosed and addressed to restore proper functioning of the AC clutch.
3. What happens when AC relay goes out?
When the AC relay fails, the AC compressor loses power, resulting in the malfunctioning of the AC system. The AC compressor relay, like any other electrical relay, can wear out over time, and the contacts may need to be replaced to restore proper operation of the AC system.
4. What turns the AC clutch on?
The AC compressor clutch can be powered on in several ways. It can be controlled by the powertrain control module (PCM) based on inputs from the low and high pressure sensors. Alternatively, the clutch can be activated through a relay that is energized by specific conditions of the low and high pressure switches.
5. Why does my AC compressor click but not engage?
If you hear a clicking sound from the AC compressor but it doesn't engage, it could indicate a malfunctioning thermostat. The clicking noise is caused by a relay that opens and closes to turn the AC on and off. Properly securing the thermostat to the wall should minimize the clicking sound. If the AC still won't turn on, it's recommended to check the thermostat for any issues.
6. What are the symptoms of a bad relay?
A bad relay can lead to a no-power, no-start condition. It cuts off power to the fuel pump and ignition system, preventing the engine from starting. In some cases, turning the key may power on the accessories and attempt to crank the engine, but the vehicle will not start.
7. What causes AC relay to go bad?
AC relays can go bad due to worn electrical contacts after years of constant use. Overheating can also be a cause, especially if there is excessive electricity flowing through the relay due to a problem with another AC component. Faulty parts can also contribute to relay failure, leading to burnout or damage to the relay's housing.
During our air conditioning clutch relay research, we found 24 air conditioning clutch relay products and shortlisted 10 quality products. We collected and analyzed 3,194 customer reviews through our big data system to write the air conditioning clutch relays list. We found that most customers choose air conditioning clutch relays with an average price of $17.36.
The air conditioning clutch relays are available for purchase. We have researched hundreds of brands and picked the top brands of air conditioning clutch relays, including WVE by NTK, Four Seasons, LEXUS. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.