Product Description
Intelligent Pump Control Box, Model H522 is applied for automatic liquid level control / pressure control and effective protection for duplex pumps of single phase with output power 0.37 to 4kw, direct start, including stainless steel or cast iron submersible pump, centrifugal pump, sewage pump etc.

It's unique and special features makes it a very reliable and sensitive protective system against pump failure due to dry running and various other operational risks. The device operates very successfully without a low level liquid probe which makes installation more convenient and economic