Profile: The Fredericks Company is a manufacturer of tilt measurement and vacuum measurement products such as sensors, electronic assemblies, gauges & controllers. We are an ISO 9001:2008 certified company. 0717-4304-99 TrueTILT™ electrolytic tilt sensor has a robust, all-metal construction providing durability while maintaining superior tolerances and sensor-to-sensor performance. It is an economical tilt sensor ideal for a versatile range of applications in many markets. 0703-0703-99 TrueTILT™ narrow-range electrolytic tilt sensor has a robust, all-metal construction providing durability while maintaining superior tolerances and sensor-to-sensor performance. It is an economical tilt sensor ideal for a versatile range of applications in many markets.