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The Kärcher HD 5/12 C Plus is a compact, commercial 2.5 kW electric cold-water high-pressure washer designed for daily professional use, featuring an axial 3-piston pump with hardened stainless steel pistons and a brass cylinder head.
The Kärcher HD 5/12 C Plus is an entry-level commercial cold water pressure washer built for trade, automotive, and building cleaning duty cycles. It is strictly differentiated from domestic consumer models, such as the Kärcher K-Series (Yellow Range) including the K 4, K 5, and K 7. While consumer machines feature auto-stop systems designed for intermittent garden use, the HD line incorporates an automatic pressure relief system and brass cylinder head for regular commercial service.