
ESF Intelligent Water Level Control Box (Three Phase)
Automatic water filling and drainage control
Tank linkage control system
Water shortage protection function
Three-phase 380V power supply
Waterproof and dustproof metal enclosure
Suitable for industrial and commercial pump systems
Application
Industrial water storage tanks
Large water reservoirs
Industrial water pump systems
Agricultural irrigation systems
Factory drainage systems
Water well pumping systems
Description
The ESF Intelligent Water Level Control Box (Three Phase) is designed for automatic water supply, drainage control, and liquid level management in commercial and industrial applications.
It supports automatic water filling, automatic drainage, tank linkage control, and water shortage protection to prevent overflow and dry-run pump damage.
This three-phase version operates on 380V power supply, suitable for medium-to-large water systems and industrial pumps.
With a durable metal enclosure and intelligent PCB control system, the unit ensures stable and reliable operation for indoor and outdoor environments.
Features
- Automatic water filling and drainage control
- Supports upper and lower tank linkage control
- Water shortage and dry-run protection
- Three-phase 380V operation
- Built-in contactor control system
- Waterproof and dustproof metal housing
- Stable relay switching performance
- Suitable for indoor and outdoor installation
















