Kärcher 2.644-081.0 pressure washer nozzle, 17x17x18 mm

The Kärcher 2.644-081.0 pressure washer nozzle is an original replacement nozzle compatible with T 5 T-Racer and T 7 Plus T-Racer models. It has compact dimensions of 17 mm width, 17 mm depth and 18 mm height, designed to fit precisely into the T-Racer housing and maintain the intended spray performance and water flow characteristics.

Advantages

This replacement nozzle preserves the manufacturer’s intended spray pattern and pressure distribution for compatible T-Racer units. Its exact dimensions ensure secure fitment and stable operation during use. Made for easy installation, the nozzle maintains consistent cleaning results and reduces the risk of leaks or misalignment when installed correctly.

Suitable for

• Replacement part for Kärcher T 5 T-Racer
• Replacement part for Kärcher T 7 Plus T-Racer
• Routine maintenance and repair of T-Racer rotary cleaning heads
• Workshops and service centers performing pressure washer repairs

Key specifications

• Compatibility: designed for T 5 T-Racer and T 7 Plus T-Racer heads
• Width: 17 mm
• Depth: 17 mm
• Height: 18 mm
• Function: pressure washer spray/nozzle element for rotary head
• Material: durable component suitable for high-pressure water use (manufacturer material specification)

How to use

Before replacing the nozzle, turn off the pressure washer and relieve any residual pressure according to the machine instructions. Remove the rotary head cover or housing as described in the T-Racer service instructions, extract the worn or damaged nozzle, and insert the replacement part aligning it with the corresponding seat. Reassemble the housing and test the unit at low pressure to confirm correct alignment and absence of leaks. Follow the pressure washer user manual for any model-specific steps and safety precautions.

Recommendations

Use the nozzle as a direct replacement only in compatible T-Racer models. Regular inspection and timely replacement of worn nozzles help preserve cleaning performance and prevent damage to the rotary head. Avoid using damaged or deformed nozzles and follow Kärcher safety and maintenance guidelines when servicing the unit.