The 700, 730, and 750 Series are perfect for use as pump control, alarms, and deep sumps on big tank farms. They are specifically designed for the versatility of application and are available as insertion models with flanged or NPT threaded connections. These rugged, industrial products are made only with ASTM-grade materials and feature a 5-year warranty. Available with up to 4 set points and 3 switches 730 and 750 Series are available with combinations of narrow and wide differential operation Pressure from vacuum to 1000 psi, temperature from -65°F to 650°F Stainless steel switching mechanism for harsh atmospheres All ASTM materials construction