What Is Contact Cleaner And How To Use It

What Is Contact Cleaner

It is not easy to clean conductive surfaces, especially if you don’t know how or if you are not sure of the cleaning materials to use. Therefore, you can either DIY or hire a professional to do it for you. In most cases, DIY is highly recommended because you can save a considerable amount of money by just following simple steps. However, you need to research about cleaning products and the procedure to follow.

What Is A Contact Cleaner?

Contact cleaner is also known as switch cleaner. It refers to a chemical or a mixture of chemicals that are used to prevent or remove the build-up of unwanted substances or oxides on conductive surfaces, switches, connectors, and other electronic components. Contact cleaner is used to reduce wetting current on a pair of contacts.

There are different types of contact cleaners, and your choice can be determined by several factors such as budget and the type of surfaces you want to clean. Some contact cleaners can evaporate completely and fast, thus leaving no residue. On the other hand, some contact cleaners that contain lubricants. Servisol, Deoxit, CRC, and scotch are common brands of electronic contact cleaners​​​​.

Where Is The Contact Cleaner Used?

Contact cleaner removes metallic oxides, oil, dirt, and grease from electronic components such as a thermostat, ignition systems, motors, and relays. The main objective is to clean these surfaces without leaving any residues whatsoever. Electrical contact cleaner is used in various electrical things.

Warning Rules

There are some precautionary measures that you are required to follow before, during and after using a contact cleaner. 

First: you are required to wear nose muffs, gloves and goggles to avoid being exposed to the volatile cleaner. 

Second: in case you get into contact with the cleaner or the cleaner accidentally gets into your eyes, rinse with plenty of water. You can also visit a doctor for further check up and treatment instead of taking chances.

Final: contact cleaner should be kept out of reach of children at all times.

How to use contact cleaner

There are specific steps and precautionary measures that you are supposed to follow when using contact cleaner. The entire process is simple because simple tools and moderate skills are required to get the job done. Here are the steps that you should follow:


You are required to put on protective gear, which includes gloves, eye goggles, an overall, and gumboots. The protective equipment will protect you from getting into contact with the cleaner. As a precautionary measure, you can ventilate the area before you start cleaning to avoid breathing in too much vapor while spraying.


Before you start spraying, shake the contact cleaner spray can to have a homogeneous solution.


You are required to turn off all electric equipment or machinery before you embark on spraying. This is important to prevent possible accidents or injuries while cleaning.


Test an area that’s inconspicuous by spraying the contact cleaner. By doing this, you will determine whether the contact cleaner is compatible with the electrical parts you are spraying before you get started.


If the cleaner is compatible, you can spray the whole surface. You are supposed to hold the can about 6 to 8 inches from the area you are spraying. Remember, the contact cleaner can should be held in an upright position always when spraying.


Allow the cleaner to dry before you wipe it clean using a brush or a lint-free cloth.


Before you turn on the machine again, ensure that the surface is completely dry.

It is evident that you can clean electronic components on your own by following these simple steps. However, even if the steps are easy to follow, gathering more information can help you make the right choices.

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