Best Electrical Contact Cleaner Spray (Top 7 Picks)

Finding the perfect electrical contact cleaner is difficult, especially when you do not have an idea regarding the same, as thousands of options are available in the market. One needs to do proper research and analysis to find the best in-hand deal. All products we’ve tested since 2018 provides you better performance and efficiency.

Also read: Best Ultrasonic Cleaner for Carburetors Reviewed (2024)

I spent 6 years as an electrical, technician, in a multinational company. I’ve also been using a contact cleaner since 2018. In my experience, I’ve tested more than 20 contact cleaners to help you find the right electrical contact cleaner spray to fulfill your project needs.

How we picked and tested

I spent more than a decade working as a repair electrician in the Boston area. I have very hands-on experience dealing with various electrical spray cleaners of reputative brands. I’ve probably spent 6 years of my life having contact cleaners in my hands.

We tested over 12 contact cleaners easily available on the market. We cleaned battery terminals, and wire contact surfaces and fixed some rust-related issues. While doing all of this testing, we focused few crucial factors that I listed below

Toxicity Contact cleaners to improve the cleaning performance, N-Propyl Bromide, Trichloroethylene, and Perchloroethylene are some toxic integrates. Due to that, the workers can suffer some health-related issues like headaches, dizziness, and even loss of full-body control. So you must consider such issues when selecting the right one.

Environmental issues  The electronic connector cleaner is used through the spray to create a massive possibility of environmental issues. That is also responsible for ozone depletion and other serious problems. So be careful while best electronics contact cleaner. Few regulations restrict high VOC or high GWP materials to solve such issues.

Evaporates Rapidly —  The equipment produced with high-pressure discharge leaves no residue and disappears wholly and rapidly.

Safe to use — This product can be used on most plastics, rubber, and metal equipment. I must therefore ensure that the electronic connector cleaner is safe to use when dealing with such material.

List of The Best Electronics Contact Cleaners in 2024?

The following are my top picks for the Best Electronics Contact Cleaners.

1. wd-40 specialist contact cleaner spray

wd 40 electrical contact cleaner

In the list of best contact spray for electronics, the 1st product is ambidextrous quality WD-40 we’ve tested. I used this product when I started my career in the electronic manufacturing Industry. That is a beautiful product, and I used it to clean solder paste stencils.

The best thing I noticed is that, When the formula is dried, no residue remains, but all soil is removed. I love this Well-known brand in the electronics industry serving more than six decades. It’s ideal for printed circuit boards, controls, switches, precision instruments, and electric panels. Basically, In simple terms, better price than we’ve reviewed and tested.

We were also impressed its featuring patented Smart Straw technology. It has blasts away oil, dirt, flux residue, and condensation from sensitive electronics equipment. it’s more comfortable to use safe for all metals, electronic equipment, plastics, rubber, etc. Here is the link to investigate and research WD-40. You can also check out the video tutorial on Using WD-40 Fast Drying Contact Cleaner.

Reason For Like:- Safe and ideal for printed circuit boards, controls, battery terminals, switches, precision instruments, and electric panels.

Reason For Avoid:- Overall this is an excellent product, but some users face issues related to lubrication, and the product cost is comparatively higher.

2. Hosa D5S-6

best switch cleaner

In addition to cleaning, protecting, and lubricating, Hosa D5S-6 CAIG DeoxIT is one of the best, for anyone who’d prefer inexpensive electronics contact cleaner . I like this product because it is the best spray for electronic connections available.

I want to share that Hosa Technology, Inc. is a well-known and premium brand for premium cables, adaptors, and other audio and video accessories worldwide. Also the leading supplier of analog and digital connectivity solutions for musical instruments. When deciding between Deoxit d5 vs wd40 contact cleaner, I recommend Deoxit d5 because it is a more reliable and effective choice.

The best thing I like about this product, the Hosa D5S-6 CAIG DeoxIT electronic cleaner spray, is chemically improved electronic connections. I also love the best electronic connector cleaner. It is Safe for use that not harm plastics. For all you needs It is a fast-acting deoxidizing solution that is widely used in such devices.

Overall, I appreciate this fantastic product, and I found that the best electronics contact cleaner improves conductivity, Lubricates, and chemically improves connections.

Reason For Like:- Improves the performance of the devices. It featured with having a fast-drying formula.

Reason For Avoid: However, like any product, it has its downsides. In our testing, we found it may leave behind a residue after cleaning.

3. CRC Electronics Contact Cleaner

CRC Electronics Contact Cleaner

Part of the CRC family, the most well-featured and all-around best electronics contact cleaner. The best way I can describe this electronic connector cleaner is that it’s an alcohol-based precision Quick-drying cleaner, an alternative to a CFC-based cleaner. I like this product because various high-tech features make the CRC Contact Cleaner ideal for applications that require materials with lower flashpoints. Check out CRC Contact Cleaner for further investigation and research.

I appreciate how It is Quick-drying and widely used in cleaning various electronic items like sockets, plugs, relay switches, and many more. I like CRC Contact Cleaner because it is formulated to protect your equipment and help prevent contact failure. Also, I like That plastic safe evaporates quickly and does not leave a residue.

Well, personally, This is the right choice lubricant for all. The price is also reasonable and valuable for money. For more expert instruction, check the CRC Electronic Cleaner Instructional Video.

Reason For Like:-The formulation is safe on all plants and others and nontoxic. This product removes an unwanted article and lubricates the surface for a long life.

Reason For Avoid: The product is a bit pricy; otherwise, it is an excellent option.

4. Max Professional Contact Cleaner

Max Professional Best Auto Electrical Contact Cleaner

the Max Professional had the best combination of cleaning and lubrication of any electronics contact we tested. I like this particular electrical contact cleaner because it easily removes oil, grease, and dirt from the printed circuit board and other parts.

The best thing I found in Max Professional Contact Cleaners is that it uses high-quality grade material that dries very fast. I love it because it ensures that there are no impacts on plastics. Another great feature of this Best electronic connector cleaner is it leaves no residue.

In addition to the Downside of this product, It is not sold in Catalina Island and California. Otherwise, it is a fantastic product and the best automotive contact cleaner available in the marketplace.

Key Features

  • High-quality grade material.
  • It easily removes oil, grease, and dirt from various items.

Reason For Like:- Safe and ideal for printed circuit boards, controls, battery terminals, switches, precision instruments, and electric panels. It is one of the fastest-drying products safe for plastics and rubber.

Reason For Avoid:- Overall this is an excellent product, but the cost of the product is comparatively higher side.

5. MG Chemicals electrical contact cleaner

MG Chemicals 801B Super Contact Cleaner

MG Chemicals 801B Super Contact Cleaner is another fantastic product that helps protect gold for life. That provides safe, effective electronic cleaner spray options we’ve tested. This best electronics contact cleaner is safe on plastics that leave a protective anti-corrosion layer. One of the most critical MG Chemicals 801B Super Contact Cleaners is Also available in a pen format.

In addition, it is highly effective on gold and cost-effective. It prevents the surface from further oxidation, is plastic-safe, and removes stubborn residue.

This electronic cleaner spray first removes all unwanted particles, and after that, it lubricates the electronic equipment. Another great thing about the best electronics contact cleaner from MG Chemicals is that it helps improve the surface’s conductivity.

Reason For Like:- MG Chemicals 801B Super Contact Cleaner helps protect gold contacts for life because it bonds to the surface of metals and is highly effective on gold.

Reason For Avoid:- Despite of a popular electrical contact cleaner it has some downsides like the other products. Some users face compatibility issues with this product. So I suggest going manufacturer’s instructions and safety guidelines when using any cleaning product,

6. Permatex 82588 electrical contacts

Permatex 82588 Electrical Contact and Parts Cleaner

Permatex 82588 is the final product on our list that is also a tremendous electronic cleaner spray For cleaning electrical and electronic devices. This Permatex 82588 Contact Cleaner effectively removes grease, dirt, oil, flux, and other surface contaminants.

The electronic parts include circuit boards, computer components, and relay switches; the electric parts include motors, generators, starters, pumps, motor windings, solenoids, and compressors.  

This fantastic best electronics contact cleaner quickly evaporated and left no residues on the surface. It is safe on equipment, plastics, rubber, and metal surfaces. It removes grease, dirt, oil, flux, and other surface contaminants and is also used as a lubricator to increase the life of instruments.

Reason For Like:- It doesn’t emit harmful HCFCs, is Quick Drying, Budget pick, Increases the life of the devices and Improves conductivity.

Reason For Avoid:- The real downside of this item is that it is not compatible with certain materials or surfaces. I always recommend is to check the product specifications before making any final purchasing decision. Additionally, during our test, we found that anti-seize lubricant can cause causing other operational issues.

What is the electrical contact cleaner and lubricant – Buyer’s Guide

When it comes to the contact cleaner, It is necessary to understand your project requirements. There are hundreds of options out there. Therefore, you must research and consider crucial factors while selecting the best electronic contact cleaner.

Features that matter

We have carefully listed the crucial factors to consider when buying the best electronics contact cleaner. These essential factors profoundly impact the performance and safety of products.

Plastic/rubber compatibility

While we are using contact cleaning, it may be possible that the surface is made of various types of rubber, plastics, and other materials. So first needs to test the right option on such a surface to ensure any side effects before applying.

Occasionally, Rubber seals swelled, shrank, or dissolved after using the wrong contact cleaner. As a result, such issues are severe and should be considered when choosing the best automotive electrical contact cleaner.


The best automotive contact cleaner must be non-flammability as it was observed that Many commercially available contact cleaners. Selecting the best electronic contact cleaner is crucial to avoid such issues.

What is the Electrical Contact Cleaner?

Electrical resistance can be increased by contaminating electronic components such as connectors, switches, and contact areas with dirt or other unwanted oxide components. Contact cleaners are chemical mixtures intended to remove or prevent contamination from contacts. Switch cleaners are also known as contact cleaners.

So, the best electronics contact cleaner is designed to remove contamination from electrical contact conductive surfaces. Printed circuit boards are safe for use in The best electronics cleaner. It dries quickly, leaves no residue, and is safe for use. These features should make you choose the right contact cleaner.

It is important to note that it is not just about removing oxides but also about lubricating and extending the service life of electronics. To help select the good one, I compiled a list of the 7 Best Electronics Contact Cleaners and answered the critical question in the last section.

As far as the concern of BW-100 is a petroleum-based lubricant and is mainly used to protect against rust and corrosion. It is specially designed for use in harsh and tough environments.

On the other hand, WD-40 is a general-purpose cleaner for electrical contacts that are used in a wide range of applications. It is designed to displace water and protect against rust and corrosion. WD-40 is a more versatile product as compared to the BW-100.

FAQs – Best Contact Cleaner for Electronics

Q #2) What is the Best Electrical Contact Cleaner?

The Wd-40 is the top electrical contact cleaner to quickly blasts away oil and other unwanted particles. It is Safe to use on various types of equipment. The Wd-40 is an excellent contact cleaner available in the marketplace.

Q #2) Is Isopropyl Alcohol Safe on Electronics?

Yes, The use of isopropyl alcohol for cleaning computers and electronic devices is generally considered safe as long as it is handled correctly.

Due to its Flammability, it needs to be handled with care while in use. Because it evaporates more rapidly than others, isopropyl alcohol is safe to use on electronics. It is used to clean automotive electrical contacts.

Q #2) Is WD-40 Electrically Conductive?

WD-40 is non-conductive at any voltage, and WD-40 is a powerful insulator. So WD-40 is the best electronic cleaner spray Because it simultaneously cleans and lubricates.

The best thing is that it evaporates very quickly. I called WD-40 Specialist Contact Cleaner Spray.

Q #3) Which electrical contact cleaner is best?

Wd-40 is a great option available in the marketplace. It is a well-known brand widely used to improve connection quality. it can quickly clean up contamination and is safe for electronic devices.

Q #4) Deoxit d5 vs wd40 contact cleaner which one is best?

When deciding between DeoxIT D5 and WD-40 Contact Cleaner, Both are popular options for improving electrical contacts. DeoxIT D5 is designed to remove oxidation, dirt, and other contamination. On the other hand, WD-40 Contact Cleaner is more effective for basic cleaning tasks.


As technology advances, new-generation electronic connector cleaners are more accurate and user-friendly. Due to this, we picked five of the top choices that are equally effective throughout the board.

Electronic cleaner spray is not my preferred option since I usually don’t pick the most expensive one. As a result of my research, I can always like products with the highest quality standards at the most competitive prices. In general, experimentation and analysis are both beneficial and in no way leave the possibility of regretting them later.

Ultimately, I hope you have decided upon the winner from our list. The device has excellent compatibility, but read the buying guide if unsure. However, you can consider other solutions following your project requirements, and I am just making my choice for now.

In this case, We consider the CRC Contact Cleaner best overall, while WD-40 won me over. The Hosa D5S-6 is CAIG DeoxIT, the best heavy-duty buy, and the Permatex 82588 is the most affordable option.

This section hopes you have a clearer picture of your need and locate the right contact cleaner. Additionally, please take a moment to leave your valuable feedback below.

comparison table: deoxit d5 vs wd40

Here’s a comparison table of some popular electrical contact cleaners known for their effectiveness and quality:

Contact CleanerContainer SizeFeaturesEvaporating TimeFlammable
CRC QD Electronic Cleaner11 oz (312 g)Quick-drying formula, safe on most plasticsFastYes
WD-40 Specialist Contact Cleaner11 oz (312 g)Removes oil, dirt, and moisture, non-conductive formulaFastYes
MG Chemicals Contact Cleaner10 oz (283 g)Non-flammable, non-conductive, ozone-safe formulaModerateNo
DeoxIT D5 Contact Cleaner5.5 oz (155 g)Improves conductivity, lubricates and protectsSlowNo
Permatex Contact Cleaner and Protectant16 oz (454 g)Removes contaminants, leaves a protective filmFastYes

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About Author

  • Manoj Kumar Raghav

    Hello, this is Manoj, A Soldering and DIY Tool expert. Writing is one of my hobbies. With more than 20 years of broad experience. I love researching, discovering, and sharing new products with others, I hope you’ll enjoy the greatest featured products to make life easier, more fun, and more productive.

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