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Maintaining optimal performance in your vehicle's climate control system is crucial for comfort, especially during warmer months. The air conditioning relay plays a vital role in this system, acting as a switch for the A/C compressor. Ensuring you select a high-quality replacement part can prevent system failures and costly repairs down the line.
【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...
Versatile Compatibility: Fits a wide range of Toyota vehicles, including for 2003-2014 4Runner, 2002-2011 Camry, 2007-2009 Prius, 2006-2012 RAV4, and more. Ideal for various automotive applications such as A/C compressors, starters, headlights, horns...
Reliable A/C Performance: Fixes A/C relay issues, ensuring a cooler driving experience during the hottest summer days, eliminating the need to sweat in your car.
Multi-Functional Design: Engineered to address common issues such as engine stalling, A/C malfunction, and lighting problems. The multi-purpose relay module works for fuel induction, heater, A/C clutch, running lamps, inverters, tail lights, fog light...
Easy Installation: Features a 4-pin design with 12VDC voltage, making installation straightforward and compatible with standard automotive electrical systems.
Package Quantity: Sold as a 2Pcs, providing an extra relay for backup or immediate replacement, ensuring you’re prepared for any future needs.
Versatile Compatibility: The G8HL-H71 relay 12 VDC is the perfect solution for powering various vehicle accessories, including A/C compressors, headlights, horns, fans, and more.
Easy Installation: The relay is designed with a simple plug-in installation process, making it easy for anyone to set up without requiring any special tools or technical expertise.
Reliable Performance: The G8HL-H71 relay 12 VDC is built to withstand the rigors of regular use, ensuring reliable performance and longevity.
Wide Application: The G8HL-H71 relay compatible for Honda Accord 2003-2014, Civic 2006-2014, CR-V 2007-2014, Odyssey 2005-2014, ILX 2013-2014, MDX 2007-2014, NSX 2004-2005 and more vehicles.
Affordable Solution: Compared to other relays in the market, this G8HL-H71 relay is an affordable and reliable solution for powering various accessories in your vehicle.
Reliable Replacement: The 90987-02028 relay serves as a dependable replacement for air conditioning systems in vehicles, ensuring continued functionality.
High Current Capacity: With a 30A rating, this relay is capable of handling significant current loads, ideal for automotive applications.
Specific Application: Designed for automotive use, this relay is tailored for air conditioning systems in vehicles manufactured from 1997 onwards.
Efficient Pin Configuration: Featuring a 4-pin setup, the relay facilitates secure electrical connections and smooth operation.
Compatibility: Designed to fit 1997 and newer vehicles, this relay ensures compatibility with a wide range of modern automotive systems.
[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.
Replacement Model: Our relay can perfectly replace the relays numbered G8HL-H71, 39794-SDA-A03, 39794-SDA-A05, and 1R191. The AC relay is 0.87×0.57×1.07 inches in size. Please check the model before purchasing
Precise Circuit Control: The ac relay adopts the precision structure of silver alloy contacts + all-copper electromagnetic coils to achieve millisecond-level current switching response, can stably control 10A-30A load current, and the temperature rise is...
Sturdy and Durable: The plastic shell of the AC compressor relay is sturdy and resistant to falling, tightly fitted, waterproof, exquisite and compact, and does not take up too much space when stored
Intelligent Current Management: The G8HL-H71 AC and starter relay can achieve a current amplification ratio of 1:20, is not easy to short-circuit, and can effectively protect the original vehicle wiring harness from overload risks. It is especially...
Plug and Play: Our product contains 2 mini relays, which can be installed without professional tools. It is widely used in various parts of the car, such as headlights, ignition devices, horns, fog lights, rear window defroster
Last update on 2026-08-30 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Air Conditioning Relays
Compatibility is Key
Before purchasing, verify that the replacement relay is compatible with your vehicle's make, model, and year. Check the vehicle's owner's manual or consult a mechanic if you're unsure. Many manufacturers use specific relay designs, and using an incompatible part can lead to system malfunction.
Material and Durability
Opt for relays made from high-quality materials that can withstand the electrical demands and environmental conditions under the hood. Look for relays with robust construction, corrosion-resistant terminals, and a proven track record for longevity. This ensures reliable operation and a longer lifespan for the component.
Brand Reputation and Warranty
Consider purchasing from reputable brands known for producing reliable automotive parts. These manufacturers often offer better quality control and may provide a warranty on their products, giving you peace of mind. A good warranty can be a valuable safeguard against potential defects.
Frequently Asked Questions
What does an A/C relay do?
The air conditioning relay acts as an electrically operated switch. It controls the flow of power to the A/C compressor clutch, engaging and disengaging it as needed to cool the cabin.
How do I know if my A/C relay is bad?
Common signs of a faulty relay include the A/C not blowing cold air, the compressor not engaging, or intermittent cooling. You might also notice a clicking sound from the relay when the A/C is turned on, or a lack thereof.
Can I use a generic relay if the exact one is unavailable?
While some generic relays might appear similar, it's best to use a part specifically designed for your vehicle. Electrical specifications and pin configurations can vary, and a mismatch can cause damage or improper function.
How often should an A/C relay be replaced?
A/C relays are generally designed to last the lifetime of the vehicle and do not have a set replacement interval. They are typically only replaced if they fail or show signs of malfunction.
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