Name: 6503
Brand: Karcher Shark
SKU: SRK-6503
Availability: InStock
Rating: 4 (1 reviews)

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Please note that your serial number could be located on the outside frame of your unit.  On the dataplate, there should be your model number, serial number, and possibly even a date of manufacture needed in order to match up the correct parts diagram for your unit accurately.

Here are some examples of your serial number location:

Here is an example of where you can find your corresponding Karcher Shark serial number to enter for correct parts matching.

Serial Number Product Location Finder

Shark Karcher 6.504-006.0

Shark Karcher 6.504-015.0

Shark Karcher 6.504-016.0

Shark Pressure Washer Parts

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Shark Karcher Pressure Washer Repair Parts

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The 8.663-421.0 SWITCH is a practical replacement component for maintaining compatible equipment. When wear or damage affects performance, replacing the correct repair part helps restore proper operation and extends the working life of the machine. With the right replacement component such as the 8.663-421.0 SWITCH, maintenance work can focus on restoring the specific part that has experienced wear. Proper replacement parts help keep equipment dependable and support consistent operation across demanding jobsite conditions.

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8 663-421 0 SWITCH repair part by Karcher Shark Pressure Washers Sold By sharkwasherparts.com

8.663-421.0 SWITCH Karcher Shark Pressure Washers

8.663-421.0 SWITCH Repair Part

8.663-421.0

8.663-421.0 SWITCH

The 6503 SWITCH is a practical replacement component for maintaining compatible equipment. When wear or damage affects performance, replacing the correct repair part helps restore proper operation and extends the working life of the machine. Choosing the correct replacement component such as the 6503 SWITCH allows repairs to focus on the exact part that requires attention. This can help reduce downtime and simplify maintenance planning while ensuring the equipment continues operating within its intended design parameters.

6503 SWITCH quality repair part from Karcher Shark Pressure Washers for replacement and equipment service Available today from sharkwasherparts.com

6503 SWITCH Karcher Shark Pressure Washers

6503 SWITCH Repair Part

6503

6503 SWITCH

Solid replacement part. The Shark 6503 Switch Karcher installed without trouble and fixed the issue. Only 4 stars due to extra fitment verification.

Part number:	8.663-421.0
SKU Number:	SRK-8.663-421.0
Warranty:	1 Year