1 pc, Zoro Select Compound Gauge, -30 to 0 to 150 in Hg/psi, 1/4 in MNPT, Steel, Black

Compound Gauge, Gauge Type Refrigeration Ammonia, Dial Size (In.) 2-1/2, Range 30" Hg Vac to 150 psi, Dial Size (mm) 63, Connection Size 1/4" NPT, Connection Location Lower, Smallest Graduation (PSI) 2, Smallest Graduation (In. Hg) 5, Accuracy (%) +/-3-2-3, Case Material Steel, Case Color Black, Socket Material Steel, Tube Material Stainless Steel, Lens Material Polycarbonate, Operating Temp. Range (F) -40 Degrees to 150 Degrees , Manufacturers Warranty Length 1 Year