This is a LEO XKS-1100S garden/submersible multistage pump (also sometimes labeled or referred to as part of the LKS/XKS series).
It’s a multistage submersible pump designed for clean water. Common uses include:
• Drawing water from wells, tanks, or ponds
• Garden irrigation or small-scale irrigation systems
• Drainage from basements, pools, or water features
• Domestic water supply or solar water applications