The DUNGS LGW...A4 Series Differential Pressure Switches are engineered to monitor differential pressure, airflow, flue gas pressure, and pressure variations in industrial combustion systems. They provide accurate switching signals when the preset pressure threshold is reached, helping maintain burner safety and operational reliability.

The LGW...A4 Series is widely used in gas burners, boilers, ventilation systems, air handling units, and combustion air monitoring applications. With pressure setting ranges from 0.4 mbar to 150 mbar, these switches offer flexibility for a wide variety of industrial and commercial installations.

Designed with a robust housing and IP54 protection rating, the LGW...A4 pressure switches are suitable for demanding operating environments where dependable pressure monitoring is essential.

Key Features

• Differential pressure monitoring switch

• Adjustable pressure settings

• High switching accuracy

• Reliable airflow and pressure supervision

• Compact and durable construction

• IP54 protection class

• Suitable for industrial burner applications

• Easy installation and adjustment

• Long service life

• Maintenance-free operation

• Trusted DUNGS technology

Applications

• Industrial Gas Burners

• Industrial Oil Burners

• Combustion Air Monitoring

• Ventilation Systems

• Air Handling Units

• Flue Gas Monitoring

• Steam Boilers

• Hot Air Generators

• Process Heating Equipment

• HVAC Systems

• OEM Burner Installations

Why Choose DUNGS LGW...A4 Differential Pressure Switches?

• Accurate differential pressure monitoring

• Improves burner and system safety

• Suitable for air and flue gas applications

• Wide pressure adjustment range

• Reliable switching performance

• IP54 protected housing

• Easy setup and calibration

• Proven DUNGS reliability

Technical Description

The DUNGS LGW...A4 Series Differential Pressure Switches are designed to monitor pressure differences in combustion air, ventilation, and flue gas systems.

The switches are available in pressure ranges from 0.4–3 mbar up to 30–150 mbar and provide reliable switching signals when the preset pressure level is reached. With switching accuracy of ±15% and IP54 protection, the LGW...A4 Series is ideal for industrial combustion safety applications.

Technical Specifications

Available Models