Tilt Sensors & Electronics

Vacuum Measurement
& Control

Custom Capabilities


For over 70 years The Fredericks Company has been partnering with OEM customers worldwide to design and develop tilt sensors, vacuum measurement devices and precision custom glass components that serve as critical operating components in their finished product or process. Our vast knowledge of angle and vacuum measurement and advanced technical glass design and manufacturing techniques, across a wide range of markets and application areas, readily enables us to provide the insight and support needed to take design concepts to reality in a cost-effective manner.

The Fredericks Company Exhibiting at World of Concrete 2015


February 3-6, 2015 Las Vegas Convention Center

Visit our Booth #C6988 - Central Hall

Come to World of Concrete, roll up your sleeves and try your hand at the year's newest products, equipment and services. Technology, training, resources and ideas-zoom in at the industry's only annual international event designed specifically for commercial concrete and masonry professionals. WOC features innovative tools, construction machinery, construction equipment, safety training courses and training.

Tilt Sensors & Electronics

Our Products

Fredericks' comprehensive product lineup includes TrueTilt™ electrolytic tilt/inclination sensors & switches, signal conditioning boards, inclinometers/tilt instrumentation, ON/OFF and tilt switches, MEMS inclinometer and the V-PRO vehicle predictive rollover system covering a range of measurement solutions from arc seconds to 180°.

Your Benefit

Designed and engineered to outperform MEMS-based technology for a wide range of tilt measurement applications, our entire line of patented, precise LOW COST electrolytic tilt sensors are very repeatable and offer high resolution with very low drift.

Vacuum Measurement & Control

Our Products

Fredericks' TELEVAC and ETI vacuum brands offer patented convection and double inverted magnetron cold cathodes, thermocouple and diaphragm sensors, Penning cold cathodes, Bayard-Alpert glass and nude hot ionization gauges, filaments and components, and all metal miniature Bayard-Alpert gauge covering the entire practical measurement range from Atmosphere(10+3) down to UHV (10-11) Torr.

Your Benefit

Designed and engineered to provide industry-leading performance, our high quality, durable gauges and instrumentation are ideal for the toughest and most demanding vacuum measurement environments. Our patented convection sensor technology provides fast response readings, and our unique double inverted magnetron cold cathode offers improved sensitivity over other competing types.

Custom Glass Capabilities

Our Products

Fredericks custom glass component product offerings include stems, glass-to-metal seals, graded seals, filaments, dampers, ampules, vials, flares, tabulations, Dewar flasks, and custom glass OEM components for electron devices, inclinometers, elapsed time indicators, and many other application specific requirements.

Your Benefit

From design through rapid prototyping to final production, we offer OEM manufactures a single, dedicated resource that combines comprehensive in-house glass engineering and technical capabilities with highly specialized manufacturing equipment to provide cost effective solutions for virtually any custom glass requirement.

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V-PRO Vehicle Predictive Rollover System - Early warning of LTV rollover risk, Visual and audible crew alerts, Simple 2-box solution » Read more

Fredericks Expands Line of Microprocessor-Based Output Dual Axis Inclinometers to Include RS 232 and RS 485 Communications. » Read more

NEW Electrolytic Tilt Sensor with Patented Thin Film Technology - The sensor provides inclination measurement with arc second repeatability untouched by MEMS sensor technology. » Read more

©The Fredericks Company 2008.