Dwyer LPG4-D8622N is a 2.5" low pressure gauge with a temperature range of -40 to 160°F (-40 to 70°C). It has an accuracy of ±1.5% FS and an enclosure rating of NEMA 3 (IP54). The housing is made of drawn steel with a black finish, and it is suitable for use with compatible gases and liquids. The wetted materials are brass and beryllium copper, and the gauge can handle pressures up to 100% of the range scale. It has a 1/4" male NPT process connection and features a removable polycarbonate lens.