Designer and manufacturer of valves and subsystems for medical equipment, aerospace applications and instrumentation.SBControls Home Page ENGINEERED FLUID CONTROL COMPONENTS Our mission at South Bend Controls is to provide innovative, quality products that meet our customers' expectations in terms of value, delivery, and performance. These are the words we live by and we have to. Our products are working continuous duty in the medical industry to save patients' lives, as flight and emergency controls in both commercial and defense aircraft, and as attitude control and life support in space. Fo