Mid-West Instrument has been designing and manufacturing indicating differential pressure switches for use in Hazardous Locations for over 30 years. Their products carry CSA, UL, and or ATEX certifications that apply to the entire assembly as mandated by the applicable Hazardous Locations Standards. Available Products Model 120 Model 130 Models 140/142 Model 220 Model 240

Mid-West Instrument Model 700 Wet/Wet Differential Pressure Transmitter utilizes a piezoresistive differential pressure sensor with stainless steel isolated diaphragm. Available Products Models 700, 710, 715

These products offer a simple, yet functional design for use with filters, strainers, separators, etc. Mid-West indicators are available in a variety of styles and settings. Available Products Model 126 Model 127 Model 146 Model 444 Model 522 Model 555

For the past 30 years, Mid-West Instrument has been producing Quality Backflow Test Kits. Their Model 830 has been the benchmark of their industry for decades. Constant input from field testers led to refinements such as inline filters, laminated test procedures, removable lids, soft seated needle valves, and line pressure gauges. Available Products Model 830…