Best Air Conditioning Compressor Seals of 2026

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 10, 2026

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Air conditioning compressor seals are an essential component of any air conditioning system. These seals are responsible for preventing refrigerant leaks and maintaining proper pressure within the system. Without them, the air conditioning system would not be able to function properly and could potentially cause damage to other parts of the system. Air conditioning compressor seals come in a variety of materials such as rubber, silicone, and Teflon, and are designed to withstand high temperatures and pressure. Regular maintenance and replacement of these seals is crucial to ensure the longevity and efficiency of the air conditioning system.

At a Glance: Our Top Picks

Japtend A/C Compressor Seal Washers Kit 120PCS Cover #TOP 1
Japtend A/C Compressor Seal Washers Kit 120PCS
ftb score rating icon 9.8
KEVWR A/C Compressor Seal Kit Cover #TOP 2
KEVWR A/C Compressor Seal Kit
ftb score rating icon 9.7
Lucstar 400Pcs A/C Compressor O Ring Seal Kit Cover #TOP 3
Lucstar 400Pcs A/C Compressor O Ring Seal Kit
ftb score rating icon 9.5

Top 10 Air Conditioning Compressor Seals

#TOP 1

Japtend A/C Compressor Seal Washers Kit 120PCS

J-120TH-YDP002
Japtend A/C Compressor Seal Washers Kit 120PCS Cover
Japtend 120PCS A/C Compressor Seal Washers Assortment Kit, 18 Sizes 3 Colors Automotive Air Conditioning System Compressor Port Bonded Seal Gasket Kit (Red & Green & Black)

The Japtend Seal Washers Kit offers 120 pieces in 18 different sizes and three colors, giving you a wide selection to fit various automotive air conditioning compressor repairs. This variety ensures you have the right seal for different repair needs, saving time and effort. Made from durable NBR and zinc-plated materials, the washers resist oil, wear, and pressure, so you can trust them to last long and keep your system sealed tightly. With excellent air tightness and mechanical strength, these washers help maintain your A/C system’s performance and reliability.

What We Like
Wide size and color variety
Durable NBR and zinc material
Excellent oil and wear resistance
Strong pressure and air tightness
#TOP 2

KEVWR A/C Compressor Seal Kit

KEV5
KEVWR A/C Compressor Seal Kit Cover
60 Pieces A/C System Compressor Gasket Seals Air Conditioning Compressor Port Seal Washer Kit 9 Sizes Gasket Bonded Seal Assortment.

The KEVWR A/C Seal Kit offers premium quality seals made from a durable metal ring and rubber gasket, ensuring excellent performance in both high and low-pressure environments. You can rely on this kit to withstand extreme temperatures ranging from -30°C to 120°C, enhancing your vehicle's overall efficiency. Its versatility allows it to be used across various vehicle types, from cars to trucks, making it a practical choice for any scenario. Additionally, the easy installation process means you can quickly replace gaskets without hassle, keeping your air conditioning system running smoothly.

What We Like
Durable materials
Wide vehicle compatibility
Easy installation
Excellent temperature resistance
#TOP 3

Lucstar 400Pcs A/C Compressor O Ring Seal Kit

V017A
400PCS
Lucstar 400Pcs A/C Compressor O Ring Seal Kit Cover
Lucstar 400Pcs AC O Ring Kit, A/C Compressor Seal Kit Gasket,Automotive Replacement Air Conditioning Compressors Port Sealing Washers, O Ring Assortment Kit, R 134a R12 Refrigerant for AC Valve Core

The Lucstar A/C O Ring Kit offers a comprehensive set of 400 pieces, including 12 different sizes of high-quality nitrile O rings, ensuring you have the right fit for almost any vehicle air conditioning repair. This kit is designed to help you create tight, leak-proof connections between your car’s A/C components, replacing original parts with reliable sealing washers. With 100 sealing washers included, you can easily replace worn-out parts on your vehicle’s compressor system. The kit also stands out by offering more size options than many other kits, giving you flexibility and convenience when working on your A/C system.

What We Like
Large 400-piece assortment
High-quality nitrile material
Wide range of O ring sizes
Includes 100 sealing washers
Fits various vehicle compressors
#TOP 4

Daptemn 85PCS A/C Seal Washer Kit

D-TH-YDP002
16.1 millimeters
Daptemn 85PCS A/C Seal Washer Kit Cover
Daptemn 85PCS Air Conditioning Compressor Bonded Seal Washers Assortment Kit, 6 Sizes A/C System Compressor Port Gasket Repairs Universal Automotive Self-Centered Washers (ID: 8mm-17.5mm) (Green)

The Daptemn A/C Seal Washers kit includes 85 pieces in six different sizes, making it ideal for repairing and replacing gaskets in a wide range of vehicles from 2000 to 2015. With sizes tailored for various automotive needs, you can easily find the right fit. The washers are crafted from durable materials designed to withstand high pressure and temperatures, ensuring reliable sealing in your air conditioning system. This high-quality kit offers excellent resistance to rust and wear, providing you with a long-lasting solution for your automotive gasket needs.

What We Like
85 pieces for versatile use
High pressure and temperature resistance
Durable, rust-resistant materials
Suitable for various vehicle brands
#TOP 5

BUXIMN 48pcs A/C Compressor Gasket Seal Kit

BUXIMNBX4307
Black
48pcs
BUXIMN 48pcs A/C Compressor Gasket Seal Kit Cover
BUXIMN 48pcs A/C Gasket Assortment, A/C System Compressor Gasket Seals A/C O'Ring kit 15-32241 GM Original Equipment Self-Centered Bonded Automotive Seal Air Conditioning Port Seal Washer Kit (Black)

The BUXIMN A/C Seal Kit offers a complete set of 48 O-rings in six different sizes, ensuring you have the right gasket for various air conditioning compressor needs. Made with thick metal rings and rubber gaskets, these seals are sturdier and more durable than thinner alternatives, helping you maintain a tight seal under both high and low pressure and temperature conditions. These replacement gaskets are designed to match original factory parts, saving you time and effort by providing all necessary sizes in one package. Plus, the kit effectively prevents leaks and reduces bolt torque loss, ensuring your A/C system stays reliable and long-lasting.

What We Like
Variety of sizes
Thick, durable material
Factory-compatible replacements
Leak-proof design
#TOP 6

ACDelco Gold 15-2555GM A/C Compressor Seal Kit

15-2555GM
Green
ACDelco Gold 15-2555GM A/C Compressor Seal Kit Cover
ACDelco Gold 15-2555GM (19383568) Air Conditioning Compressor Seal Kit

The ACDelco Compressor Seal Kit is designed to provide reliable sealing for your vehicle’s air conditioning system. It uses HNBR rubber for the O-rings, which offers durable and effective sealing to prevent leaks. The sealing washers are made with nitrile rubber, enhancing the kit’s ability to maintain a tight seal and extend its lifespan. This product is part of GM Genuine Parts, meaning it meets strict quality standards and is backed by General Motors. Additionally, it’s engineered specifically for Chevrolet, Buick, GMC, and Cadillac vehicles, ensuring a perfect fit and dependable performance for your car.

What We Like
Durable HNBR O-rings
Nitrile rubber washers
GM quality assurance
Vehicle-specific design
#TOP 7

NOTISH Air Conditioning Compressor Seal Washer Kit 45pcs

NOTISH Air Conditioning Compressor Seal Washer Kit 45pcs Cover
NOTISH 45pcs Air Conditioning Compressor Port Seal Washer Kit, 6 Types A/C Seal Replacement Kit, AC Compressor Seal Gasket Assortment Universal Automotive Self-Centered Washers

The NOTISH AC Seal Kit offers a versatile set of 45 washers in six different sizes, making it easy for you to find the perfect fit for your vehicle’s air conditioning system. Made from high-quality metal rings and rubber gaskets, these seals are designed to be durable, smooth, and resistant to impacts, oil, and water, ensuring a long-lasting performance. This kit is ideal for replacing worn-out seals on common air conditioning pipes, providing reliable sealing under both high and low pressure. Plus, all pieces come neatly organized in a clear plastic case, so you can quickly locate and store your washers without hassle.

What We Like
Multiple size options
Durable metal and rubber materials
Resistant to oil and water
Organized storage case
#TOP 8

A/C Compressor Gasket Seal Kit

A/C Compressor Seal
Black
A/C Compressor Gasket Seal Kit Cover
A/C System Compressor Gasket Seals Air Conditioning Compressor Port Seal Washer Kit 60 Pieces Gasket Bonded Seal Assortment

The A/C Compressor Gasket Seal Kit is a replacement kit for your vehicle's component. It includes 60 pieces of gasket bonded seals in a clear plastic case with 9 different sizes to choose from. Made from high-quality thicken metal ring and a rubber gasket with a smooth surface, it can provide low and high-pressure sealing and withstand high and low temperatures. With this kit, you can easily find the correct size seal you need, which saves you time. In case of any dissatisfaction, BUSY-CORNER STORE provides full refunds with no questions asked.

What We Like
Includes 60 pieces of gasket bonded seals in 9 different sizes
Made from high-quality thicken metal ring and a rubber gasket with a smooth surface
Handy packing in a clear plastic case, which saves you time of running around looking for a particular size seals
#TOP 9

Daptemn 175 PCS A/C Compressor Seal Washer Kit

D-TH-YDP008
Daptemn 175 PCS A/C Compressor Seal Washer Kit Cover
Daptemn 175 PCS A/C Compressor System Seal Washers Kit, 12 Size Air Conditioning Gasket and 18 Size Car AC O Rings, Universal Vehicle Repairs Automotive Self-Centered Washer

The Daptemn A/C Seal Kit offers a comprehensive set of 175 pieces, including 90 O-rings and 85 compressor port gaskets in various sizes. This variety ensures you have the right seal for many vehicle models from 2000 to 2015, like Suzuki, Chevy, Ford, and others, making repairs easier for you. The gaskets and O-rings are made from durable materials designed to handle pressures up to 39.2MPA and temperatures between -30°C and 120°C, providing reliable sealing for your air conditioning system. With this kit, you get high-quality, corrosion-resistant parts that help prevent leaks and extend the life of your AC system.

What We Like
Wide size variety
Durable materials
High pressure and temperature resistance
Universal vehicle compatibility
#TOP 10

BUSY-CORNER A/C Compressor Gasket Seal Kit (36 pcs)

BUSY-CORNER A/C Compressor Gasket Seal Kit (36 pcs) Cover
A/C System Compressor Gasket Seals Air Conditioning Compressor Port Seal Washer Kit (36)

The BUSY-CORNER A/C Gasket Kit offers a set of 36 high-quality sealing washers made from thick metal rings combined with rubber gaskets. This ensures a smooth surface free of burrs, helping you achieve a reliable and tight seal for your air conditioning compressor. The kit includes six different sizes, making it easy for you to find the right fit for your vehicle’s needs. Plus, it comes in a handy storage box, so you can keep all the small parts organized and accessible. This assortment is designed to handle both high and low pressure as well as temperature changes, providing a durable and efficient replacement for your A/C system.

What We Like
High-quality metal and rubber construction
Six different sizes included
Durable under varying pressures and temperatures
Convenient universal storage box
Buying Guide Image

Frequently Asked Questions (FAQs)

1. How do I know if my compressor shaft seal is bad?

Signs of a bad compressor shaft seal include a hissing sound from the engine compartment, decreased cooling performance, and increased fuel consumption. If you suspect a leak, it's important to have a mechanic inspect it as soon as possible to prevent further damage.

2. What happens if AC compressor leaks?

If the AC compressor leaks, it can cause damage to other parts of the AC system and eventually lead to a total breakdown. The refrigerant fluid, which cools the air in the car, may start leaking out, affecting the system's performance.

3. What causes an AC compressor to leak?

The age of the compressor and moisture are the two main factors that can cause leaks in an air conditioning compressor. Over time, the rubber seals and hoses inside the AC system can deteriorate and break down, leading to leaks.

4. How much does it cost to replace a shaft seal?

The average cost for replacing an axle shaft seal ranges from $250 to $305. This includes labor costs of around $210 to $265 and parts priced at approximately $41.

5. What happens if shaft seal breaks?

When the CV axle shaft seals fail, fluid may begin to leak, which can put the transmission or differential at risk of overheating and damage. It is important to address a broken shaft seal promptly to avoid further complications.

6. How much does it cost to fix AC compressor leak?

Repairing an AC compressor leak typically costs between $100 to $250. In cases of severe damage, it may be necessary to replace the entire AC compressor, which can range from $1,500 to $3,300.

7. Can AC compressor leak be fixed?

In some cases, an AC compressor leak can be fixed by replacing specific parts or tightening connections. However, if the system is no longer under warranty and the repair is prohibitively expensive, it may be more cost-effective to replace the entire system.

8. How do you seal a leaking compressor?

There are several steps you can take to seal a leaking compressor, including tightening connections, repairing or replacing parts, swapping out hose and tube sections, replacing O-rings and valve seals, and establishing a maintenance schedule. Regular inspections and system audits are also recommended.

9. Can you fix a leaking air compressor?

If the leak is at a connection point, such as an air hose connection, coupling, seal, gasket, or control valve, it may be possible to fix the leak by tightening the connection. Tightening parts is often an effective way to address air compressor leaks.

Editor's Notes

During our air conditioning compressor seal research, we found 24 air conditioning compressor seal products and shortlisted 10 quality products. We collected and analyzed 4,739 customer reviews through our big data system to write the air conditioning compressor seals list. We found that most customers choose air conditioning compressor seals with an average price of $11.57.

The air conditioning compressor seals are available for purchase. We have researched hundreds of brands and picked the top brands of air conditioning compressor seals, including Japtend, KEVWR, Lucstar, Daptemn, BUXIMN. The seller of top 1 product has received honest feedback from 10 consumers with an average rating of 4.6.

Written by
Robert Reyes Avatar

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.