karcher quick connect fitting

These accessories use an M22 connection at the wand-to-trigger-gun interface and accept 1/4" quick-connect nozzles and fittings.

The surface cleaners are described as using a 1/4" quick-connect fitting, designed to fit most gas pressure washers with that connection.

Accessories are commonly rated up to 4,000 PSI. Surface-cleaner listings show compatibility ranges such as 2,600–4,000 PSI and 2,600–3,200 PSI depending on the model.

Materials listed across the items include plastic, steel, and stainless steel.