Supco DDM55 Differential Pressure Digital Manometer/Dual Input

The Supco DDM55 Digital Manometer is a Dual Input part for precise measurement of differential pressure in HVAC systems, natural gas and propane setups. It converts pressure readings into electrical signals on a backlit LCD for visibility using a pressure transducer. It has features such as Min/Max/Avg readings, data hold and auto power off to ensure efficient operation. This tool is suitable for leak detection, regulator adjustments, and pressure switch testing, and it is used to improve HVAC performance by finding system inefficiencies. Advantages include high accuracy, multiplicity of units, portability, and compatibility with noncorrosive gases.