Standard Commercial Gauge Panel Mount Gauge Model 10A Model 11A • Suitable for air, water, oil, gas or any other media not corrosive to brass • Dry, non-fillable • 1” thru 4 1/2” Dial Sizes • 1/8” & 1/4” NPT back or lower connection • A dry utility gauge with brass internals • Suitable for air, water, oil, gas or any other media not corrosive to brass • 1 1/2” thru 3 1/2” Dial • 1/8” & 1/4” NPT back connection Stainless Steel Case Gauge Precision Stainless Steel Gauge Model 20 Model 30S • High quality liquid-fillable gauges • Built in snubber available • Available with brass or stainless steel internals • 1 1/2” thru 3 1/2” Dial • 1/8”, 1/4” & 1/2” NPT back or lower connection • Designed for process applications where 1% accuracy and an adjustable pointer are required • Stainless steel wetted parts • Laminated safety glass lens for shatter resistance • 2 1/2” Dial • 1/4” NPT back or lower connection Contractor Gauge Low Pressure Diaphragm Gauge Model 40A Model 50A • Stainless Steel Case for rust and corrosion resistance • Plastic lens for shatter resistance • Bronze internals • Zero adjust screw-on dial • Large, easy to read numbers • High accuracy ± 1% • 4 1/2” Dial • 1/4” NPT lower connection • Designed for low-pressures • Twist-lock plastic lens • Capsule-type diaphragm to measure low pressures • High accuracy ± 1.5% • 2 1/2” Dial • 1/4” NPT lower connection • Ranges from 30” WC to 10 psi Process Gauge Model 79S • High quality, liquid-fillable solid front fiberglass reinforced thermoplastic case with blow-out back and Stainless Steel Internals • Glass lens with gasket and knife edge micro-adjustable pointer standard, Acrylic lens used on filled gauges • Hermetically sealed, weather proof • Designed with heavy industrial applications in mind especially where high heat and extreme elements are a factor • High accuracy ± 0.5% • 4 1/2” Dial • 1/4” or 1/2” NPT lower connection