Based on this product's specifications, here are some alternatives and similar models
Level switch Karlik DWP-1 — AC 250 V, 10 A, IP20/IP44
Summary description:
Karlik DWP-1 is a level switch designed to detect and control liquid level in tanks and reservoirs. It supports AC input voltage up to 250 V and provides a nominal switching current of 10 A. Available with IP20 and IP44 protection ratings for indoor and splash-protected installations. Suitable for pump control, alarm signaling and level automation in residential and light industrial applications.