KärcherSubmersible Dirty Water Pump (Model: 1.645-850.0)

About

The Kärcher SP 22,000 Dirt is Kärcher’s most powerful submersible dirty water pump, designed to handle even the most demanding drainage tasks. With a maximum flow rate of 22,000 litres per hour, it is ideal for emptying large ponds, flooded basements, and construction pits. Built for durability and performance, it can process dirt particles up to 30 mm in size.

Product Features

• High Performance: Pumps up to 22,000 l/h, making it suitable for large-scale water removal.
• Durability & Protection: Ceramic face seal ensures a long service life.
• A stainless steel pre-filter protects the pump from large debris and prevents impeller blockage.
• Flexible Operation: Height-adjustable float switch allows customised switch-on/switch-off levels and prevents dry running.
• Quick and Easy Setup: Quick Connect system allows fast connection of hoses (1", 1 1/4", 1 1/2").

Product Specifications

• Max. Motor Rating: 750 W
• Max. Flow Rate: < 22,000 l/h
• Max. Delivery Temperature: 35 °C
• Max. Delivery Head: 8 m
• Max. Pressure: 0.8 bar
• Max. Grain Size: 30 mm
• Max. Immersion Depth: 7 m
• Residual Water Height (Manual Mode): 35 mm
• Connection Thread: G1 1/2
• Pressure-Side Connection: G1/2 internal thread
• Power Cable Length: 10 m
• Voltage: 230–240 V
• Frequency: 50 Hz
• Weight (Without Accessories): 6.5 kg
• Dimensions (L × W × H): 230 × 291 × 354 mm
• Warranty: 1 Year

Equipment

• Hose Connection Piece: 1", 1 1/4", 1 1/2"
• Comfortable Carrying Handle
• Quick Connect System
• Float Switch (height-adjustable, can be fixed for continuous use)
• Integrated Stainless Steel Pre-Filter
• Ceramic Face Seal