Based on this product's specifications, here are some alternatives and similar models
Submersible Pump Kärcher SP 16.000 DUAL
Summary description:
The Kärcher SP 16.000 DUAL submersible pump is a powerful solution for draining water with a capacity of 16000 l/h. It features a maximum immersion depth of 7 m and can handle residual water levels as low as 1 mm. With a robust 550 W motor and a 10 m cord, this pump is designed for efficiency and reliability. Its compact dimensions (241 mm width, 237 mm depth, 279 mm height) make it easy to store and transport.