Most suggest you do not use one at all but some give you an option if you absolutely must.
Extension cord for pressure washer.
However if one is necessary please make sure it is.
If the cord is less than 50 feet long and if the gauge of the wire is 14 gauge or heavier you will probably be ok.
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It should also be 14 gauge and fit for outdoor use.
Using an extension cord with an electric power washer will cause the unit to draw much more power due to line loss in the cord.
Preferably electric pressure washers should be used without an extension cord.
For example sun joe recommends a 24 foot maximum length extension cord.
Different pressure washer manufacturers recommend different gauges and length of cord.
If you need to use an extension cord for our pressure washers it must be.
The two things that are most important when choosing an extension cord for a pressure washer are the length of the cord and the gauge of the wire in it.
Go with a 16 gauge cord for 25 feet or less or 14 gauge for more than 25 feet.
Get the length you need don t ever daisy chain two extension cords together.
Use an indoor extension cord with a pressure washer.
For your safety and optimal performance you should never.
A ten to twelve gauge extension cord is suitable for an air compressor circular saw chain saw shop vacuum and other similar heavy and extra heavy duty applications.
1 25ft max 14 gauge outdoor extension cord.
Size 14 or smaller gauge smaller gauge numbers indicate larger wires no longer than 50 feet.
A fourteen gauge extension cord is suitable for your pressure washer a lawnmower table saw a power drill and other medium duty applications.