BRAND NEW NEVER OPENED The Fieldpiece MR45 Digital Refrigerant Recovery Machine is a single refrigerant recovery machine designed for HVAC and refrigeration applications. It can service pressures ranging from -30 in Hg to 600 Psig, making it versatile for various systems. This unit is designed to recover refrigerants such as R-401a and R-22, and operates on 120V power. With a lightweight design at 22lbs, the MR45 model is a reliable and efficient tool for businesses in the HVAC industry