The Karcher HD 6/11-4 M Plus Cold Water Pressure Washer — also referred to as the HD 6/11-4 M Plus, HD6/11-4 M Plus and HD-6/11-4 M Plus — is a robust, mid-class machine in Kärcher’s Professional lineup, designed for demanding trade, construction and service environments where a safe 110 V supply is required.
Powered by a durable 4-pole induction motor and equipped with a high-quality three-piston axial pump, the Karcher HD 6/11-4 M Plus is engineered for daily professional use. With a working pressure around 110 bar (11 MPa) and flow rate up to 600 l/h, this machine is ideal for cleaning heavily soiled vehicles, equipment, tools or external surfaces.
The upright, compact design includes integrated accessory storage, easy manoeuvrability and service-friendly access. Built with features such as automatic pressure relief and reduced wear components, the Karcher HD 6/11-4 M Plus offers reliable performance for operators who require consistent cleaning power in site or commercial settings.
Product Key Features
- 110 V trade-safe design – ideal for sites, service vehicles and locations requiring low-voltage equipment.
- 4-pole induction motor – robust, long-lasting and suitable for heavy-duty daily use.
- Three-piston axial pump – ensures efficient flow and pressure for professional cleaning.
- Compact upright chassis with storage – easy to move, store and keep accessories organised.
- Automatic pressure relief system – protects the pump and helps extend machine lifespan.
Why should I buy a Karcher HD 6/11-4 M Plus Cold Water Pressure Washer?
The Karcher HD 6/11-4 M Plus is ideal for professionals needing a safe low-voltage (110 V) high-performance washer that combines durability, portability and output. With quality components, strong cleaning capability and thoughtful design for daily use, it serves tradespeople, workshops and service teams effectively.
Accessories Included
- Karcher EASY!Lock High Pressure Hose - 10 Metres
- Karcher EASY!Force Advanced High Pressure Gun
- Karcher EASY!Lock Spray Lance - 840mm
- Karcher EASY!Lock Power Nozzle
- Karcher EASY!Lock Dirtblaster Nozzle
- Karcher EASY!Lock Foam Lance
- Karcher EASY!Lock Nozzle Nut & Protector
- G3/4" Appliance Adapter - Compatible with Karcher Universal Hose Connectors and other click-to-connect hose connectors
| Pump Specifications | |
| Water Flow Rate | 600 Litres / Hour |
| Operating Pressure | 110 Bar |
| Max. Pressure | 165 Bar |
| Variable Pressure | No |
| Detergent System | None |
| Max. Water Feed Temperature | 60° C |
| Water Network Separation | None |
| Power Specifications | |
| Motor Type | 4-Pole Induction Motor |
| Powered By | 110 V Electric Motor |
| Power Rating | 2.9 kW |
| Cable Length | 5 Metres |
- Availability: Available to Order – Backorder
- Weight: 44.29kg
- Dimensions: 794.00mm x 562.00mm x 397.00mm
- Part No.: 1.524-938.0
- Barcode: 4054278504933