Karcher 6.391-847.0 : 66 ft Ultra-High-Pressure Washer Hose, 8,990 PSI, 10 mm Inner Diameter, M22 x 1.5 Connection for Industrial Pressure Washers

8,990 PSI Maximum Working Pressure: Rated for a working pressure of 620 bar, approximately 8,990 PSI, for compatible industrial high-pressure cleaning equipment.

66-Foot Hose Length: Provides approximately 66 feet (20 meters) of hose length, allowing operators to work across larger cleaning areas without frequently repositioning the machine.

10 mm Inner Diameter: Features a manufacturer-specified 10 mm internal diameter, identified as ID 10.

M22 x 1.5 Connection: Manufacturer documentation specifies an M22 x 1.5 threaded connection for compatible industrial pressure washer equipment.

Ultra-High-Pressure Cleaning Applications: Designed for equipment operating at significantly higher pressures than conventional commercial pressure washers.

Karcher HD 7.9/72-4 Cage Ec Application: Listed as a supplied accessory for the Kärcher HD 7.9/72-4 Cage Ec industrial electric pressure washer.

Industrial-Grade Hose Configuration: Intended for demanding professional cleaning operations requiring pressure-rated water delivery.

Extended Working Reach: The 20-meter length supports more flexible equipment positioning when cleaning machinery and large industrial surfaces.

Professional Water Delivery: Transfers high-pressure water from compatible industrial cleaning equipment to the appropriate spray gun and lance assembly.

Heavy Equipment Cleaning: Suitable for approved industrial cleaning operations involving heavy machinery, construction equipment, and industrial installations.

Industrial Maintenance Applications: Supports appropriately controlled cleaning tasks in workshops, manufacturing environments, and industrial maintenance facilities.

Cold Water Cleaning Systems: Compatible with designated cold water ultra-high-pressure washers, subject to the operating limits of the full equipment system.

Manufacturer-Listed Replacement Hose: Provides a specified replacement hose option for supported Kärcher industrial pressure washer configurations.

Compatible HD Cage Equipment: Kärcher also lists this part among the optional hoses for selected HD Cage ultra-high-pressure cleaning machines.

Professional Hose Connection: Designed to integrate with correctly matched Kärcher high-pressure guns, lances, and fittings.

Suitable for High-Flow Equipment: The ID 10 configuration is intended for designated industrial cleaning systems requiring appropriately sized high-pressure hose connections.

Industrial Cleaning Versatility: Supports equipment cleaning, heavy-duty maintenance, and other approved high-pressure cleaning applications.

Manufacturer Part Number Identification: Identified as Karcher 6.391-847.0, helping ensure accurate replacement part selection and ordering.

Alternative Hose Lengths: Kärcher also lists 33-foot (10-meter) and 100-foot (30-meter) hose options within its industrial high-pressure accessory range.

Manufacturer-Documented Connection Size: The M22 x 1.5 thread specification helps identify compatible equipment connections and required fittings.

Professional Equipment Maintenance: Allows replacement of an existing hose when wear, damage, or inspection requirements make a new hose necessary.

Model-Specific Compatibility: Designed for compatible Kärcher industrial cleaning systems rather than universal use on all pressure washer models.

Pressure-Rated Equipment Integration: All connected spray guns, lances, couplings, and fittings must be rated for the intended operating pressure.

Length: 66 feet / 20 meters

Maximum working pressure: 8,990 PSI / 620 bar

Inner diameter: 10 mm

Connection thread: M22 x 1.5